Vernon Cooray

Impact of ground-level cool condition during monsoon seasons: Occurrences of isolated breakdown pulse trains discharges and their relationship with ground flashes events in tropical thunderstorms

Isa, Nur Asyiqin; Baharudin, Zikri Abadi; Cooray, Vernon; Zainuddin, Hidayat et al.

Ingår i Electric power systems research, 2026

• DOI för Impact of ground-level cool condition during monsoon seasons: Occurrences of isolated breakdown pulse trains discharges and their relationship with ground flashes events in tropical thunderstorms

Inception of lightning discharge from water drops inside thundercloud

Jayasinghe, Hasupama P.; Arevalo, Liliana; Cooray, Vernon

Ingår i 2025 International Symposium on Lightning Protection (XVIII SIPDA), 2025

• DOI för Inception of lightning discharge from water drops inside thundercloud

Deflection of Electric Streamer Channels in an Applied Electric Field

Cooray, Vernon; Cooray, Gerald; Jayasinghe, Hasupama P.; Rachidi, Farhad et al.

Ingår i Atmosphere, 2025

• DOI för Deflection of Electric Streamer Channels in an Applied Electric Field
• Ladda ner fulltext (pdf) av Deflection of Electric Streamer Channels in an Applied Electric Field

Simulation-Based Framework for Backflashover Rate Estimation in High-Voltage Transmission Lines Integrating Monte-Carlo, ATP-EMTP, and Leader Progression Model

Lobato, André T.; Arevalo, Liliana; Moura, Rodolfo A. R.; Schroeder, Marco Aurélio O. et al.

Ingår i Energies, 2025

• DOI för Simulation-Based Framework for Backflashover Rate Estimation in High-Voltage Transmission Lines Integrating Monte-Carlo, ATP-EMTP, and Leader Progression Model
• Ladda ner fulltext (pdf) av Simulation-Based Framework for Backflashover Rate Estimation in High-Voltage Transmission Lines Integrating Monte-Carlo, ATP-EMTP, and Leader Progression Model

Conceptual Links Between the Ewald-Oseen Extinction Theorem and Return Stroke Modeling

Cooray, Vernon; Cooray, Gerald; Rachidi, Farhad; Rubinstein, Marcos

Ingår i Journal of Geophysical Research - Atmospheres, 2025

• DOI för Conceptual Links Between the Ewald-Oseen Extinction Theorem and Return Stroke Modeling
• Ladda ner fulltext (pdf) av Conceptual Links Between the Ewald-Oseen Extinction Theorem and Return Stroke Modeling

Impact of ground-level cool condition during monsoon seasons: Occurrences of isolated breakdown pulse trains discharges and their relationship with ground flashes events in tropical thunderstorms

Isa, Nur Asyiqin; Baharudin, Zikri Abadi; Cooray, Vernon; Zainuddin, Hidayat et al.

Ingår i Electric power systems research, 2026

• DOI för Impact of ground-level cool condition during monsoon seasons: Occurrences of isolated breakdown pulse trains discharges and their relationship with ground flashes events in tropical thunderstorms

Deflection of Electric Streamer Channels in an Applied Electric Field

Cooray, Vernon; Cooray, Gerald; Jayasinghe, Hasupama P.; Rachidi, Farhad et al.

Ingår i Atmosphere, 2025

• DOI för Deflection of Electric Streamer Channels in an Applied Electric Field
• Ladda ner fulltext (pdf) av Deflection of Electric Streamer Channels in an Applied Electric Field

Simulation-Based Framework for Backflashover Rate Estimation in High-Voltage Transmission Lines Integrating Monte-Carlo, ATP-EMTP, and Leader Progression Model

Lobato, André T.; Arevalo, Liliana; Moura, Rodolfo A. R.; Schroeder, Marco Aurélio O. et al.

Ingår i Energies, 2025

• DOI för Simulation-Based Framework for Backflashover Rate Estimation in High-Voltage Transmission Lines Integrating Monte-Carlo, ATP-EMTP, and Leader Progression Model
• Ladda ner fulltext (pdf) av Simulation-Based Framework for Backflashover Rate Estimation in High-Voltage Transmission Lines Integrating Monte-Carlo, ATP-EMTP, and Leader Progression Model

Conceptual Links Between the Ewald-Oseen Extinction Theorem and Return Stroke Modeling

Cooray, Vernon; Cooray, Gerald; Rachidi, Farhad; Rubinstein, Marcos

Ingår i Journal of Geophysical Research - Atmospheres, 2025

• DOI för Conceptual Links Between the Ewald-Oseen Extinction Theorem and Return Stroke Modeling
• Ladda ner fulltext (pdf) av Conceptual Links Between the Ewald-Oseen Extinction Theorem and Return Stroke Modeling

Cortical dynamics of neural-connectivity fields

Cooray, Gerald K.; Cooray, Vernon; Friston, Karl J.

Ingår i Journal of Computational Neuroscience, s. 373-391, 2025

• DOI för Cortical dynamics of neural-connectivity fields
• Ladda ner fulltext (pdf) av Cortical dynamics of neural-connectivity fields

Modeling Streamer Discharge in Air Using Implicit and Explicit Finite Difference Methods with Flux Correction

Jayasinghe, Hasupama P.; Arevalo, Liliana; Morrow, Richard; Cooray, Vernon

Ingår i PLASMA, 2025

• DOI för Modeling Streamer Discharge in Air Using Implicit and Explicit Finite Difference Methods with Flux Correction
• Ladda ner fulltext (pdf) av Modeling Streamer Discharge in Air Using Implicit and Explicit Finite Difference Methods with Flux Correction

Application of electromagnetic field expressions of accelerating charges to obtain electromagnetic fields of engineering return stroke models

Cooray, Vernon; Cooray, Gerald

Ingår i Electric power systems research, 2025

• DOI för Application of electromagnetic field expressions of accelerating charges to obtain electromagnetic fields of engineering return stroke models

Very high frequency radiation emitted by negative narrow bipolar events occurred over malacca strait

Baharin, Shamsul Ammar Shamsul; Ahmad, Mohd Riduan; Sabri, Muhammad Haziq Mohammad; Cooray, Vernon

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, 2024

• DOI för Very high frequency radiation emitted by negative narrow bipolar events occurred over malacca strait

Observation of tropical positive cloud-to-ground flashes accompanied by chaotic and regular pulse trains

Sabri, Muhammad Haziq Mohammad; Ahmad, Mohd Riduan; Takayanagi, Yuji; Edris, Muhammad Zuhair Bolqiah et al.

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, 2024

• DOI för Observation of tropical positive cloud-to-ground flashes accompanied by chaotic and regular pulse trains

Temporal characteristics of positive cloud-to-ground flashes from tropical thunderstorms

Sabri, Muhammad Haziq Mohammad; Ahmad, Mohd Riduan; Takayanagi, Yuji; Baharin, Shamsul Ammar Shamsul et al.

Ingår i Atmospheric research, 2024

• DOI för Temporal characteristics of positive cloud-to-ground flashes from tropical thunderstorms

Direct observations of X-rays produced by upward positive lightning

Oregel-Chaumont, Toma; Sunjerga, Antonio; Hettiarachchi, Pasan; Cooray, Vernon et al.

Ingår i Scientific Reports, 2024

• DOI för Direct observations of X-rays produced by upward positive lightning
• Ladda ner fulltext (pdf) av Direct observations of X-rays produced by upward positive lightning

A cortical field theory - dynamics and symmetries

Cooray, Gerald K.; Cooray, Vernon; Friston, Karl

Ingår i Journal of Computational Neuroscience, s. 267-284, 2024

• DOI för A cortical field theory - dynamics and symmetries
• Ladda ner fulltext (pdf) av A cortical field theory - dynamics and symmetries

An Engineering Model to Represent Positive Return Strokes-An Extension of the Modified Transmission Line (MTL) Model

Cooray, Vernon; Rachidi, Farhad; Rubinstein, Marcos

Ingår i Atmosphere, 2024

• DOI för An Engineering Model to Represent Positive Return Strokes-An Extension of the Modified Transmission Line (MTL) Model
• Ladda ner fulltext (pdf) av An Engineering Model to Represent Positive Return Strokes-An Extension of the Modified Transmission Line (MTL) Model

A field study on the energy dissipation associated with step and touch voltage in earthing systems encased in earth enhancing compounds

Chandimal, Lasantha; Rajakaruna, Manoj; Nanayakkara, Sankha; Abegunawardana, Sidath et al.

Ingår i Electric power systems research, 2024

• DOI för A field study on the energy dissipation associated with step and touch voltage in earthing systems encased in earth enhancing compounds
• Ladda ner fulltext (pdf) av A field study on the energy dissipation associated with step and touch voltage in earthing systems encased in earth enhancing compounds

Electromagnetic Interference From Natural Lightning on 4G Communication Links

Baharin, Shamsul Ammar Shamsul; Ahmad, Mohd Riduan; Akbar, Muhammad A'mmar Jamal; Cooray, Vernon

Ingår i IEEE Access, s. 14870-14881, 2024

• DOI för Electromagnetic Interference From Natural Lightning on 4G Communication Links
• Ladda ner fulltext (pdf) av Electromagnetic Interference From Natural Lightning on 4G Communication Links

Microwave radiation associated with positive narrow bipolar events

Baharin, Shamsul Ammar Shamsul; Ahmad, Mohd Riduan; Sabri, Muhammad Haziq Mohammad; Alammari, Ammar et al.

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, 2023

• DOI för Microwave radiation associated with positive narrow bipolar events

Exact Expressions for Lightning Electromagnetic Fields: Application to the Rusck Field-to-Transmission Line Coupling Model

Cooray, Vernon; Cooray, Gerald; Rubinstein, Marcos; Rachidi, Farhad

Ingår i Atmosphere, 2023

• DOI för Exact Expressions for Lightning Electromagnetic Fields: Application to the Rusck Field-to-Transmission Line Coupling Model
• Ladda ner fulltext (pdf) av Exact Expressions for Lightning Electromagnetic Fields: Application to the Rusck Field-to-Transmission Line Coupling Model

Laser-guided lightning

Houard, Aurélien; Walch, Pierre; Produit, Thomas; Moreno, Victor et al.

Ingår i Nature Photonics, s. 231-235, 2023

• DOI för Laser-guided lightning
• Ladda ner fulltext (pdf) av Laser-guided lightning

Current propagation type self-consistent leader-return stroke model

Cooray, Vernon; Rubinstein, Marcos; Rachidi, Farhad

Ingår i Electric power systems research, 2023

• DOI för Current propagation type self-consistent leader-return stroke model
• Ladda ner fulltext (pdf) av Current propagation type self-consistent leader-return stroke model

Characteristics of Lightning Electromagnetic Fields Produced by Antarctica Storms

Mohammad, Sulaiman Ali; Ahmad, Mohd Riduan; Abdullah, Mardina; Sangjong, Park et al.

Ingår i Atmosphere, 2022

• DOI för Characteristics of Lightning Electromagnetic Fields Produced by Antarctica Storms
• Ladda ner fulltext (pdf) av Characteristics of Lightning Electromagnetic Fields Produced by Antarctica Storms

Microwave radiation associated with stepped leaders of negative cloud-to-ground flashes

Baharin, Shamsul Ammar Shamsul; Ahmad, Mohd Riduan; Al-Shaikhli, Taha Raad Khaleel; Sidik, Muhammad Abu Bakar et al.

Ingår i Atmospheric research, 2022

• DOI för Microwave radiation associated with stepped leaders of negative cloud-to-ground flashes

A study of cloud-to-ground lightning flashes initiated by fast positive breakdown

Sabri, Muhammad Haziq Mohammad; Ahmad, Mohd Riduan; Al-Kahtani, Ammar Ahmed Nasser; Ab Kadir, Mohd Zainal Abidin et al.

Ingår i Atmospheric research, 2022

• DOI för A study of cloud-to-ground lightning flashes initiated by fast positive breakdown

Microwave Radiation Associated with Lightning Initiation Events of Negative Cloud-to-Ground Flashes

Sabri, Muhammad Haziq Mohammad; Alkahtani, Ammar Ahmed; Ahmad, Mohd Riduan; Baharin, Shamsul Ammar Shamsul et al.

Ingår i Atmosphere, 2022

• DOI för Microwave Radiation Associated with Lightning Initiation Events of Negative Cloud-to-Ground Flashes
• Ladda ner fulltext (pdf) av Microwave Radiation Associated with Lightning Initiation Events of Negative Cloud-to-Ground Flashes

Energetic Radiation from Subsequent-Stroke Leaders: The Role of Reduced Air Density in Decayed Lightning Channels

Kereszy, Istvan; Rakov, Vladimir; Czumbil, Levente; Muresan, Alexandru et al.

Ingår i Applied Sciences, 2022

• DOI för Energetic Radiation from Subsequent-Stroke Leaders: The Role of Reduced Air Density in Decayed Lightning Channels
• Ladda ner fulltext (pdf) av Energetic Radiation from Subsequent-Stroke Leaders: The Role of Reduced Air Density in Decayed Lightning Channels

A Self-Consistent Return Stroke Model That Includes the Effect of the Ground Conductivity at the Strike Point

Cooray, Vernon; Rubinstein, Marcos; Rachidi, Farhad

Ingår i Atmosphere, 2022

• DOI för A Self-Consistent Return Stroke Model That Includes the Effect of the Ground Conductivity at the Strike Point
• Ladda ner fulltext (pdf) av A Self-Consistent Return Stroke Model That Includes the Effect of the Ground Conductivity at the Strike Point

The Geometry and Charge of the Streamer Bursts Generated by Lightning Rods under the Influence of High Electric Fields

Cooray, Vernon; Jayasinghe, Hasupama P.; Rubinstein, Marcos; Rachidi, Farhad

Ingår i Atmosphere, 2022

• DOI för The Geometry and Charge of the Streamer Bursts Generated by Lightning Rods under the Influence of High Electric Fields
• Ladda ner fulltext (pdf) av The Geometry and Charge of the Streamer Bursts Generated by Lightning Rods under the Influence of High Electric Fields

Comment on "Straight lightning as a signature of macroscopic dark matter"

Cooray, Vernon; Cooray, Gerald; Rubinstein, Marcos; Rachidi, Farhad

Ingår i Physical Review D, 2022

• DOI för Comment on "Straight lightning as a signature of macroscopic dark matter"

On the Apparent Non-Uniqueness of the Electromagnetic Field Components of Return Strokes Revisited

Cooray, Vernon; Cooray, Gerald; Rubinstein, Marcos; Rachidi, Farhad

Ingår i Atmosphere, 2021

• DOI för On the Apparent Non-Uniqueness of the Electromagnetic Field Components of Return Strokes Revisited
• Ladda ner fulltext (pdf) av On the Apparent Non-Uniqueness of the Electromagnetic Field Components of Return Strokes Revisited

Polarity Asymmetry in Lightning Return Stroke Speed Caused by the Momentum Associated with Radiation

Cooray, Vernon; Cooray, Gerald; Rubinstein, Marcos; Rachidi, Farhad

Ingår i Atmosphere, 2021

• DOI för Polarity Asymmetry in Lightning Return Stroke Speed Caused by the Momentum Associated with Radiation
• Ladda ner fulltext (pdf) av Polarity Asymmetry in Lightning Return Stroke Speed Caused by the Momentum Associated with Radiation

Could Macroscopic Dark Matter (Macros) Give Rise to Mini-Lightning Flashes out of a Blue Sky without Clouds?

Cooray, Vernon; Cooray, Gerald; Rubinstein, Marcos; Rachidi, Farhad

Ingår i Atmosphere, 2021

• DOI för Could Macroscopic Dark Matter (Macros) Give Rise to Mini-Lightning Flashes out of a Blue Sky without Clouds?
• Ladda ner fulltext (pdf) av Could Macroscopic Dark Matter (Macros) Give Rise to Mini-Lightning Flashes out of a Blue Sky without Clouds?

Frequency spectra of various events pertinent to lightning cloud flashes obtained from wavelet transform technique and ratified by narrow band measurement technique

Sharma, S. R.; Ismail, Mohd Muzafar; Hettiarachchi, Pasan; Cooray, Vernon et al.

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, 2021

• DOI för Frequency spectra of various events pertinent to lightning cloud flashes obtained from wavelet transform technique and ratified by narrow band measurement technique

On the Initiation of Upward Negative Lightning by Nearby Lightning Activity: An Analytical Approach

Sunjerga, Antonio; Rubinstein, Marcos; Rachidi, Farhad; Cooray, Vernon

Ingår i Journal of Geophysical Research - Atmospheres, 2021

• DOI för On the Initiation of Upward Negative Lightning by Nearby Lightning Activity: An Analytical Approach

Modified Transmission Line Model with a Current Attenuation Function Derived from the Lightning Radiation Field-MTLD Model

Cooray, Vernon; Rubinstein, Marcos; Rachidi, Farhad

Ingår i Atmosphere, 2021

• DOI för Modified Transmission Line Model with a Current Attenuation Function Derived from the Lightning Radiation Field-MTLD Model
• Ladda ner fulltext (pdf) av Modified Transmission Line Model with a Current Attenuation Function Derived from the Lightning Radiation Field-MTLD Model

Ionization Waves Enhance the Production of X-rays during Streamer Collisions

Cooray, Vernon; Cooray, Gerald; Rubinstein, Marcos; Rachidi, Farhad

Ingår i Atmosphere, 2021

• DOI för Ionization Waves Enhance the Production of X-rays during Streamer Collisions
• Ladda ner fulltext (pdf) av Ionization Waves Enhance the Production of X-rays during Streamer Collisions

Unification of engineering return stroke models

Cooray, Vernon

Ingår i Electric power systems research, 2021

• DOI för Unification of engineering return stroke models

Field-to-Transmission Line Coupling Models With Special Attention to the Cooray-Rubinstein Approximation

Cooray, Vernon; Rubinstein, Marcos; Rachidi, Farhad

Ingår i IEEE transactions on electromagnetic compatibility (Print), s. 484-493, 2021

• DOI för Field-to-Transmission Line Coupling Models With Special Attention to the Cooray-Rubinstein Approximation

Azimuth and elevation factors correction for single station lightning electromagnetic field sensor

Mohammad, S. A.; Ahmad, M. R.; Abdullah, M.; Baharin, S. A. S. et al.

Ingår i Geografia, s. 378-392, 2021

• DOI för Azimuth and elevation factors correction for single station lightning electromagnetic field sensor

Latitude and Topographical Dependence of Lightning Return Stroke Peak Current in Natural and Tower-Initiated Negative Ground Flashes

Cooray, Vernon; Rubinstein, Marcos; Rachidi, Farhad

Ingår i Atmosphere, 2020

• DOI för Latitude and Topographical Dependence of Lightning Return Stroke Peak Current in Natural and Tower-Initiated Negative Ground Flashes
• Ladda ner fulltext (pdf) av Latitude and Topographical Dependence of Lightning Return Stroke Peak Current in Natural and Tower-Initiated Negative Ground Flashes

The Energy, Momentum, and Peak Power Radiated by Negative Lightning Return Strokes

Cooray, Vernon; Lobato, Andre

Ingår i Atmosphere, 2020

• DOI för The Energy, Momentum, and Peak Power Radiated by Negative Lightning Return Strokes
• Ladda ner fulltext (pdf) av The Energy, Momentum, and Peak Power Radiated by Negative Lightning Return Strokes

Modeling Compact Intracloud Discharge (CID) as a Streamer Burst

Cooray, Vernon; Cooray, Gerald; Rubinstein, Marcos; Rachidi, Farhad

Ingår i Atmosphere, 2020

• DOI för Modeling Compact Intracloud Discharge (CID) as a Streamer Burst
• Ladda ner fulltext (pdf) av Modeling Compact Intracloud Discharge (CID) as a Streamer Burst

Modeling and Assessment of Lightning Hazards to Humans in Heritage Monuments in India and Sri Lanka

Srinivasan, Venkatesh; Fernando, Manjula; Kumara, Sarath; Selvaraj, Thirumalini et al.

Ingår i IEEE Access, s. 228032-228048, 2020

• DOI för Modeling and Assessment of Lightning Hazards to Humans in Heritage Monuments in India and Sri Lanka
• Ladda ner fulltext (pdf) av Modeling and Assessment of Lightning Hazards to Humans in Heritage Monuments in India and Sri Lanka

The Upper Bound of the Speed of Propagation of Waves along a Transmission Line

Cooray, Vernon; Cooray, Gerald; Rachidi, Farhad; Rubinstein, Marcos

Ingår i Progress In Electromagnetics Research M, s. 119-125, 2020

• DOI för The Upper Bound of the Speed of Propagation of Waves along a Transmission Line

Seasonal Analysis of Cloud-To-Ground Lightning Flash Activity in the Western Antarctica

Yusop, Norbayah; Ahmad, Mohd Riduan; Abdullah, Mardina; Mohd Esa, Mona Riza et al.

Ingår i Atmosphere, 2019

• DOI för Seasonal Analysis of Cloud-To-Ground Lightning Flash Activity in the Western Antarctica
• Ladda ner fulltext (pdf) av Seasonal Analysis of Cloud-To-Ground Lightning Flash Activity in the Western Antarctica

Observations of X-rays from Laboratory Sparks in Air at Atmospheric Pressure under Negative Switching Impulse Voltages

Rahman, Mahbubur; Hettiarachchi, Pasan; Cooray, Vernon; Dwyer, Joseph et al.

Ingår i Atmosphere, 2019

• DOI för Observations of X-rays from Laboratory Sparks in Air at Atmospheric Pressure under Negative Switching Impulse Voltages
• Ladda ner fulltext (pdf) av Observations of X-rays from Laboratory Sparks in Air at Atmospheric Pressure under Negative Switching Impulse Voltages

Cloud-to-Ground lightning observations over the Western Antarctic region

Yusop, Norbayah; Ahmad, Mohd Riduan; Abdullah, Mardina; Zainudin, Siti Khalijah et al.

Ingår i Polar Science, s. 84-91, 2019

• DOI för Cloud-to-Ground lightning observations over the Western Antarctic region

Generalized Electric Field Equations of a Time-Varying Current Distribution Based on the Electromagnetic Fields of Moving and Accelerating Charges

Cooray, Vernon; Cooray, Gerald; Rubinstein, Marcos; Rachidi, Farhad

Ingår i Atmosphere, 2019

• DOI för Generalized Electric Field Equations of a Time-Varying Current Distribution Based on the Electromagnetic Fields of Moving and Accelerating Charges
• Ladda ner fulltext (pdf) av Generalized Electric Field Equations of a Time-Varying Current Distribution Based on the Electromagnetic Fields of Moving and Accelerating Charges

Environmental Analysis of Quasi-Static Electric Field Changes of Tropical Lightning Flashes

Sabri, Muhammad Haziq Mohamad; Ahmad, Mohd Riduan; Esa, Mona Riza Mohd; Periannan, Dinesh et al.

Ingår i Ekoloji, s. 373-378, 2019

Initial electric field changes of lightning flashes in tropical thunderstorms and their relationship to the lightning initiation mechanism

Sabri, M. H. M.; Ahmad, M. R.; Esa, M. R. M.; Periannan, D. et al.

Ingår i Atmospheric research, s. 138-151, 2019

• DOI för Initial electric field changes of lightning flashes in tropical thunderstorms and their relationship to the lightning initiation mechanism

Features of K-Changes Observed in Sri Lanka in the Tropics

Nanayakkara, Sankha; Fernando, Mahendra; Cooray, Vernon

Ingår i Atmosphere, 2019

• DOI för Features of K-Changes Observed in Sri Lanka in the Tropics
• Ladda ner fulltext (pdf) av Features of K-Changes Observed in Sri Lanka in the Tropics

A Novel Interpretation of the Electromagnetic Fields of Lightning Return Strokes

Cooray, Vernon; Cooray, Gerald

Ingår i Atmosphere, 2019

• DOI för A Novel Interpretation of the Electromagnetic Fields of Lightning Return Strokes
• Ladda ner fulltext (pdf) av A Novel Interpretation of the Electromagnetic Fields of Lightning Return Strokes

Time-Frequency and Energy Correlations of the Transient Voltages Triggered by Cloud to Cloud Discharges

Sapumanage, Nilantha; Nanayakkara, Sankha; Abegunawardana, Sidath; Fernando, Mahendra et al.

Ingår i IEEE transactions on electromagnetic compatibility (Print), s. 1782-1792, 2019

• DOI för Time-Frequency and Energy Correlations of the Transient Voltages Triggered by Cloud to Cloud Discharges

High-Speed Video Observation of a Dart Leader Producing X-rays

Saba, M. M. F.; Ferro, M. A. S.; Cuactros, E. T.; Custodio, D. M. et al.

Ingår i Journal of Geophysical Research - Space Physics, s. 10564-10570, 2019

• DOI för High-Speed Video Observation of a Dart Leader Producing X-rays
• Ladda ner fulltext (pdf) av High-Speed Video Observation of a Dart Leader Producing X-rays

Electromagnetic Fields Associated With the M-Component Mode of Charge Transfer

He, Lixia; Rachidi, Farhad; Azadifar, Mohammad; Rubinstein, Marcos et al.

Ingår i Journal of Geophysical Research - Atmospheres, s. 6791-6809, 2019

• DOI för Electromagnetic Fields Associated With the M-Component Mode of Charge Transfer

On the Modeling of Non-Vertical Risers in the Interaction of Electromagnetic Fields With Overhead Lines

Guo, Jun; Rubinstein, Marcos; Cooray, Vernon; Rachidi, Farhad

Ingår i IEEE transactions on electromagnetic compatibility (Print), s. 631-636, 2019

• DOI för On the Modeling of Non-Vertical Risers in the Interaction of Electromagnetic Fields With Overhead Lines

Time-Frequency Analysis of vertical and horizontal electric field changes of lightning negative return strokes observed in Sri Lanka

Gunasekara, T.A.L.N.; Jayalal, S.N; Fernando, Mahendra; Sonnadara, Upul et al.

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 34-39, 2018

• DOI för Time-Frequency Analysis of vertical and horizontal electric field changes of lightning negative return strokes observed in Sri Lanka

X-ray observations at Gaisberg Tower

Hettiarachchi, Pasan; Cooray, Vernon; Diendorfer, Gerhard; Pichler, Hannes et al.

Ingår i Atmosphere, 2018

• DOI för X-ray observations at Gaisberg Tower
• Ladda ner fulltext (pdf) av X-ray observations at Gaisberg Tower

Horizontal electric fields of lightning return strokes and narrow bipolar pulses observed in Sri Lanka

Gunasekara, T. A. L. N.; Fernando, M.; Sonnadara, U.; Cooray, Vernon

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 57-65, 2018

• DOI för Horizontal electric fields of lightning return strokes and narrow bipolar pulses observed in Sri Lanka

An Analysis of Current and Electric Field Pulses Associated With Upward Negative Lightning Flashes Initiated from the Santis Tower

He, Lixia; Azadifar, Mohammad; Rachidi, Farhad; Rubinstein, Marcos et al.

Ingår i Journal of Geophysical Research - Atmospheres, s. 4045-4059, 2018

• DOI för An Analysis of Current and Electric Field Pulses Associated With Upward Negative Lightning Flashes Initiated from the Santis Tower

Origin of the Fine Scale Tortuosity in Sparks and Lightning Channels

Cooray, Vernon

Ingår i Atmosphere, 2018

• DOI för Origin of the Fine Scale Tortuosity in Sparks and Lightning Channels
• Ladda ner fulltext (pdf) av Origin of the Fine Scale Tortuosity in Sparks and Lightning Channels

Effects of Propagation of Narrow Bipolar Pulses, Generated by Compact Cloud Discharges, over Finitely Conducting Ground

Cooray, Vernon; Fernando, M.; Gunasekara, L.; Nanayakkara, S.

Ingår i Atmosphere, 2018

• DOI för Effects of Propagation of Narrow Bipolar Pulses, Generated by Compact Cloud Discharges, over Finitely Conducting Ground
• Ladda ner fulltext (pdf) av Effects of Propagation of Narrow Bipolar Pulses, Generated by Compact Cloud Discharges, over Finitely Conducting Ground

The Similarity of the Action of Franklin and ESE Lightning Rods under Natural Conditions

Cooray, Vernon

Ingår i Atmosphere, 2018

• DOI för The Similarity of the Action of Franklin and ESE Lightning Rods under Natural Conditions
• Ladda ner fulltext (pdf) av The Similarity of the Action of Franklin and ESE Lightning Rods under Natural Conditions

Optical observations of electrical activity in cloud discharges

Vayanganie, S. P. A.; Fernando, M.; Sonnadara, U.; Cooray, Vernon et al.

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 24-32, 2018

• DOI för Optical observations of electrical activity in cloud discharges

Numerical Modeling of Electrical Discharges in Long Air Gaps Tested With Positive Switching Impulses

Diaz, Oscar; Cooray, Vernon; Arevalo, Liliana

Ingår i IEEE Transactions on Plasma Science, s. 611-621, 2018

• DOI för Numerical Modeling of Electrical Discharges in Long Air Gaps Tested With Positive Switching Impulses

X-rays from negative laboratory sparks in air: Influence of the anode geometry

Hettiarachchi, Pasan; Rahman, Mahbubur; Cooray, Vernon; Dwyer, Joseph

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 190-194, 2017

• DOI för X-rays from negative laboratory sparks in air: Influence of the anode geometry

Characteristics of leader pulses in positive ground flashes in Sweden

Johari, Dalina; Cooray, Vernon; Rahman, Mahbubur; Hettiarachchi, Pasan et al.

Ingår i Electric power systems research, s. 3-9, 2017

• DOI för Characteristics of leader pulses in positive ground flashes in Sweden

On the Action of the Radiation Field Generated by a Traveling-Wave Element and Its Connection to the Time Energy Uncertainty Principle, Elementary Charge and the Fine Structure Constant

Cooray, Vernon; Cooray, Gerald

Ingår i Atmosphere, 2017

• DOI för On the Action of the Radiation Field Generated by a Traveling-Wave Element and Its Connection to the Time Energy Uncertainty Principle, Elementary Charge and the Fine Structure Constant
• Ladda ner fulltext (pdf) av On the Action of the Radiation Field Generated by a Traveling-Wave Element and Its Connection to the Time Energy Uncertainty Principle, Elementary Charge and the Fine Structure Constant

On the possible origin of chaotic pulse trains in lightning flashes

Ismail, Mohd Muzafar; Rahman, Mahbubur; Cooray, Vernon; Fernando, Mahendra et al.

Ingår i Atmosphere, 2017

• DOI för On the possible origin of chaotic pulse trains in lightning flashes
• Ladda ner fulltext (pdf) av On the possible origin of chaotic pulse trains in lightning flashes

Energy Distribution of X-rays Produced by Meter-long Negative Discharges in Air

Hettiarachchi, Pasan; Cooray, Vernon; Rahman, Mahbubur; Dwyer, Joseph

Ingår i Atmosphere, 2017

• DOI för Energy Distribution of X-rays Produced by Meter-long Negative Discharges in Air

Unstable Leader Inception Criteria of Atmospheric Discharges

Arevalo, Liliana; Cooray, Vernon

Ingår i Atmosphere, 2017

• DOI för Unstable Leader Inception Criteria of Atmospheric Discharges
• Ladda ner fulltext (pdf) av Unstable Leader Inception Criteria of Atmospheric Discharges

Features of the First and Subsequent Return Strokes in Positive Ground Flashes based on Electric Field Measurements

Johari, Dalina; Cooray, Vernon; Rahman, Mahbubur; Hettiarachchi, Pasan et al.

Ingår i Electric power systems research, s. 55-62, 2017

• DOI för Features of the First and Subsequent Return Strokes in Positive Ground Flashes based on Electric Field Measurements

Advances in lightning research

Cooray, Vernon; Rachidi, Farhad

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 181-181, 2017

• DOI för Advances in lightning research

Modeling the Stepping Process of Negative Lightning Stepped Leaders

Cooray, Vernon; Arevalo, Liliana

Ingår i Atmosphere, 2017

• DOI för Modeling the Stepping Process of Negative Lightning Stepped Leaders

Formulation of the Field-to-Transmission Line Coupling Equations in Terms of Scalar and Vector Potentials

Cooray, Vernon; Rachidi, Farhad; Rubinstein, Marcos

Ingår i IEEE transactions on electromagnetic compatibility (Print), s. 1586-1591, 2017

• DOI för Formulation of the Field-to-Transmission Line Coupling Equations in Terms of Scalar and Vector Potentials

Merging of current generation and current dissipation lightning return stroke models

Cooray, Vernon; Diendorfer, Gerhard

Ingår i Electric power systems research, s. 10-18, 2017

• DOI för Merging of current generation and current dissipation lightning return stroke models

The influence of lightning conductor radii on the attachment of lightning flashes

Cooray, Vernon

Ingår i Electric power systems research, s. 138-143, 2017

• DOI för The influence of lightning conductor radii on the attachment of lightning flashes

Electromagnetic fields of accelerating charges: Applications in lightning protection

Cooray, Vernon; Cooray, Gerald

Ingår i Electric power systems research, s. 234-247, 2017

• DOI för Electromagnetic fields of accelerating charges: Applications in lightning protection

On the occurrence of ‘bead lightning’ phenomena in long laboratory sparks

Vayanganie, S.P.A.; Cooray, Vernon; Rahman, Mahbubur; Hettiarachchi, Pasan et al.

Ingår i Physics Letters A, s. 816-821, 2016

• DOI för On the occurrence of ‘bead lightning’ phenomena in long laboratory sparks

On the Momentum Transported by the Radiation Field of a Long Transient Dipole and Time Energy Uncertainty Principle

Cooray, Vernon; Cooray, Gerald

Ingår i Atmosphere, 2016

• DOI för On the Momentum Transported by the Radiation Field of a Long Transient Dipole and Time Energy Uncertainty Principle
• Ladda ner fulltext (pdf) av On the Momentum Transported by the Radiation Field of a Long Transient Dipole and Time Energy Uncertainty Principle

Characteristics of preliminary breakdown pulses in positive ground flashes during summer thunderstorms in Sweden

Johari, Dalina; Cooray, Vernon; Rahman, Mahbubur; Hettiarachchi, Pasan et al.

Ingår i Atmosphere, 2016

• DOI för Characteristics of preliminary breakdown pulses in positive ground flashes during summer thunderstorms in Sweden
• Ladda ner fulltext (pdf) av Characteristics of preliminary breakdown pulses in positive ground flashes during summer thunderstorms in Sweden

Low voltage disk varistors under non-standard high current derivative impulse environment

Kumara, L. A. Duminda; Edirisinghe, Mahesh; Cooray, Vernon

Ingår i Electric power systems research, s. 153-160, 2016

• DOI för Low voltage disk varistors under non-standard high current derivative impulse environment

Characteristics of Narrow Bipolar Pulses observed from lightning in Sri Lanka

Gunasekara, T. A. L. N.; Fernando, M.; Sonnadara, U.; Cooray, Vernon

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 66-73, 2016

• DOI för Characteristics of Narrow Bipolar Pulses observed from lightning in Sri Lanka

On the Remarkable Features of the Lower Limits of Charge and the Radiated Energy of Antennas as Predicted by Classical Electrodynamics

Cooray, Vernon; Cooray, Gerald

Ingår i Atmosphere, 2016

• DOI för On the Remarkable Features of the Lower Limits of Charge and the Radiated Energy of Antennas as Predicted by Classical Electrodynamics
• Ladda ner fulltext (pdf) av On the Remarkable Features of the Lower Limits of Charge and the Radiated Energy of Antennas as Predicted by Classical Electrodynamics

The Deep Physics Hidden within the Field Expressions of the Radiation Fields of Lightning Return Strokes

Cooray, Vernon; Cooray, Gerald

Ingår i Atmosphere, 2016

• DOI för The Deep Physics Hidden within the Field Expressions of the Radiation Fields of Lightning Return Strokes
• Ladda ner fulltext (pdf) av The Deep Physics Hidden within the Field Expressions of the Radiation Fields of Lightning Return Strokes

On the characteristics of positive lightning ground flashes in Sweden

Baharudin, Zikri Abadi; Cooray, Vernon; Rahman, Mahbubur; Hettiarachchi, Pasan et al.

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 106-111, 2016

• DOI för On the characteristics of positive lightning ground flashes in Sweden

Parameter variation in leader channel models used in long air gap discharge simulation

Diaz, Oscar; Arevalo, Liliana; Cooray, Vernon

Ingår i Electric power systems research, s. 32-36, 2016

• DOI för Parameter variation in leader channel models used in long air gap discharge simulation

Experimental study of leader tortuosity and velocity in long rod-plane air discharges

Diaz, Oscar; Hettiarachchi, Pasan; Rahman, Mahbubur; Cooray, Vernon et al.

Ingår i IEEE transactions on dielectrics and electrical insulation, s. 806-812, 2016

• DOI för Experimental study of leader tortuosity and velocity in long rod-plane air discharges

On the possible mechanism of keraunographic markings on lightning victims

Cooray, Vernon; Cooray, Gerald K.; Cooray, Charith

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 119-123, 2015

• DOI för On the possible mechanism of keraunographic markings on lightning victims

A return stroke model based purely on the current dissipation concept

Cooray, Vernon

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 61-65, 2015

• DOI för A return stroke model based purely on the current dissipation concept

Latitude Dependence of Narrow Bipolar Pulse Emissions

Ahmad, Mohd Riduan; Mohd Esa, Mona Riza; Cooray, Vernon; Baharudin, Zikri Abadi et al.

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 40-45, 2015

• DOI för Latitude Dependence of Narrow Bipolar Pulse Emissions

A model for the evaluation of the electric field associated with the lightning-triggering rocket wire and its corona

Smorgonskiy, Alexander; Eguez, Eda; Rachidi, Farhad; Rubinstein, Marcos et al.

Ingår i Journal of Geophysical Research - Atmospheres, s. 10964-10973, 2015

• DOI för A model for the evaluation of the electric field associated with the lightning-triggering rocket wire and its corona

On the mimimum length of leader channel and the minimum volume of space charge concentration necessary to initiate lightning flashes in thunderclouds

Cooray, Vernon

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 39-45, 2015

• DOI för On the mimimum length of leader channel and the minimum volume of space charge concentration necessary to initiate lightning flashes in thunderclouds

Electric field signatures in wideband, 3 MHz and 30 MHz of negative ground flashes pertinent to Swedish thunderstorms

Ismail, Mohd Muzafar; Rahman, Mahbubur; Cooray, Vernon; Sharma, Shriram et al.

Ingår i Atmosphere, s. 1904-1925, 2015

• DOI för Electric field signatures in wideband, 3 MHz and 30 MHz of negative ground flashes pertinent to Swedish thunderstorms
• Ladda ner fulltext (pdf) av Electric field signatures in wideband, 3 MHz and 30 MHz of negative ground flashes pertinent to Swedish thunderstorms

Radiation field spectra of long-duration cloud flashes

Ahmad, Noor Azlinda; Baharudin, Zikri A; Fernando, M.; Cooray, Vernon

Ingår i Atmospheric Science Letters, s. 91-95, 2015

• DOI för Radiation field spectra of long-duration cloud flashes

Fractal dimension of long electrical discharges

Amarasinghe, Dulan; Sonnadara, Upul; Berg, Marcus; Cooray, Vernon

Ingår i Journal of Electrostatics, s. 33-37, 2015

• DOI för Fractal dimension of long electrical discharges

Leader channel models for long air positive electrical discharges

Diaz, Oscar; Arevalo, Liliana; Cooray, Vernon

Ingår i Journal of Electrostatics, s. 208-215, 2015

• DOI för Leader channel models for long air positive electrical discharges

Distinctive features of radiation pulses in the very first moment of lightning events

Esa, Mona Riza Binti Mohd; Ahmad, Mohd Riduan; Rahman, Mahbubur; Cooray, Vernon

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 22-28, 2014

• DOI för Distinctive features of radiation pulses in the very first moment of lightning events

Electromagnetic fields of a relativistic electron avalanche with special attention to the origin of lightning signatures known as narrow bipolar pulses

Cooray, Vernon; Cooray, Gerald; Marshall, Thomas; Arabshahi, Shahab et al.

Ingår i Atmospheric research, s. 346-358, 2014

• DOI för Electromagnetic fields of a relativistic electron avalanche with special attention to the origin of lightning signatures known as narrow bipolar pulses

Power and energy dissipation in negative lightning return strokes

Cooray, Vernon

Ingår i Atmospheric research, s. 359-371, 2014

• DOI för Power and energy dissipation in negative lightning return strokes

On the peak amplitude of lightning return stroke currents striking the sea

Cooray, Vernon; Jayaratne, Rohan; Cummins, Kenneth L.

Ingår i Atmospheric research, s. 372-376, 2014

• DOI för On the peak amplitude of lightning return stroke currents striking the sea

Performance of lightning locating systems in extracting lightning flash characteristics

Sonnadara, Upul; Kathriarachchi, Vindu; Cooray, Vernon; Montano, Raul et al.

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 31-37, 2014

• DOI för Performance of lightning locating systems in extracting lightning flash characteristics

Estimation of Lightning Current and Return Stroke Velocity Profile Using Measured Electromagnetic Fields

Izadi, M.; Ab Kadir, M. Z. A.; Cooray, Vernon; Hajikhani, M.

Ingår i Electric power components and systems, s. 103-111, 2014

• DOI för Estimation of Lightning Current and Return Stroke Velocity Profile Using Measured Electromagnetic Fields

On the possible variation of the lightning striking distance as assumed in the IEC lightning protection standard as a function of structure height

Cooray, Vernon; Kumar, Udaya; Rachidi, Farhad; Lucci, Carlo Alberto

Ingår i Electric power systems research, s. 79-87, 2014

• DOI för On the possible variation of the lightning striking distance as assumed in the IEC lightning protection standard as a function of structure height

Interference from cloud-to-ground and cloud flashes in wireless communication system

Ahmad, Mohd Riduan; Esa, Mona Riza Binti Mohd; Cooray, Vernon; Dutkiewicz, Eryk

Ingår i Electric power systems research, s. 237-246, 2014

• DOI för Interference from cloud-to-ground and cloud flashes in wireless communication system

On the Influence of Stroke Current Propagation Velocity on Lightning Horizontal Electric Fields

Romero, Fabio; Piantini, Alexandre; Cooray, Vernon

Ingår i IEEE transactions on electromagnetic compatibility (Print), s. 940-948, 2014

• DOI för On the Influence of Stroke Current Propagation Velocity on Lightning Horizontal Electric Fields

Wavelet analysis of the first electric field pulse of lightning flashes in Sweden

Esa, Mona Riza Mohd; Ahmad, Mohd Riduan; Cooray, Vernon

Ingår i Atmospheric research, s. 253-267, 2014

• DOI för Wavelet analysis of the first electric field pulse of lightning flashes in Sweden

Negative cloud-to-ground lightning flashes in Malaysia

Baharudin, Zikri A.; Ahmad, Noor Azlinda; Makela, J. S.; Fernando, Mahendra et al.

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 61-67, 2014

• DOI för Negative cloud-to-ground lightning flashes in Malaysia

Fine structure signatures in ground flashes as a source of HF Radiation

Edirisinghe, Mahesh; Cooray, Vernon

Ingår i International Letters of Chemistry, Physics and Astronomy, 2014

Efficiencies for production of nitrogen oxides by proton impact in air

Rahman, Mahbubur; Cooray, Vernon; Possnert, Göran

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 1-4, 2013

• DOI för Efficiencies for production of nitrogen oxides by proton impact in air

Leader propagation speed and the final jump distance of 8 m long laboratory sparks

Perera, C.; Fernando, M.; Rahman, Mahbubur; Cooray, Vernon

Ingår i Journal of Electrostatics, s. 568-571, 2013

• DOI för Leader propagation speed and the final jump distance of 8 m long laboratory sparks

On the attachment of lightning flashes to grounded structures with special attention to the comparison of SLIM with CVM and EGM

Cooray, Vernon

Ingår i Journal of Electrostatics, s. 577-581, 2013

• DOI för On the attachment of lightning flashes to grounded structures with special attention to the comparison of SLIM with CVM and EGM

Reconstruction of lightning channel geometry by localizing thunder sources

Bodhika, J. A. P.; Dharmarathna, W. G. D.; Fernando, Mahendra; Cooray, Vernon

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 81-90, 2013

• DOI för Reconstruction of lightning channel geometry by localizing thunder sources

Vertical electric fields and field change parameters due to partly inclined lightning leader channels

Gomes, Chandima; Cooray, Vernon; Ab Kadir, M Z A

Ingår i Progress In Electromagnetics Research, s. 55-80, 2013

• DOI för Vertical electric fields and field change parameters due to partly inclined lightning leader channels

On the streamer discharges emitted from the head of a person located in the vicinity of lightning strikes and their possible consequences

Cooray, Vernon; Cooray, Gerald; Becerra, Marley

Ingår i Journal of Electrostatics, s. 572-576, 2013

• DOI för On the streamer discharges emitted from the head of a person located in the vicinity of lightning strikes and their possible consequences

The relationship between current and channel diameter of 30 cm long laboratory sparks

Perera, C.; Rahman, Mahbubur; Fernando, M.; Liyanage, P. et al.

Ingår i Journal of Electrostatics, s. 512-516, 2012

• DOI för The relationship between current and channel diameter of 30 cm long laboratory sparks

Lightning interference in multiple antennas wireless communication systems

Ahmad, Mohd Riduan; Esa, Mona Riza Binti Mohd; Rahman, Mahbubur; Cooray, Vernon et al.

Ingår i Journal of Lightning Research, s. 155-165, 2012

Electric field changes generated by the preliminary breakdown for the negative cloud-to-ground lightning flashes in Malaysia and Sweden

Baharudin, Zikri A.; Fernando, M.; Ahmad, Noor Azlinda; Mäkelä, J. S. et al.

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 15-24, 2012

• DOI för Electric field changes generated by the preliminary breakdown for the negative cloud-to-ground lightning flashes in Malaysia and Sweden

Comparative study on preliminary breakdown pulse trains observed in Johor, Malaysia and Florida, USA

Baharudin, Zikri A.; Ahmad, Noor Azlinda; Fernando, M.; Cooray, Vernon et al.

Ingår i Atmospheric research, s. 111-121, 2012

• DOI för Comparative study on preliminary breakdown pulse trains observed in Johor, Malaysia and Florida, USA

A new static calculation of the streamer region for long spark gaps

Arevalo, Liliana; Cooray, Vernon; Wu, Dong; Jacobson, Björn

Ingår i Journal of Electrostatics, s. 15-19, 2012

• DOI för A new static calculation of the streamer region for long spark gaps

Analysis for the Reflected Waves Transmitted on to the Channel by Tall Grounded Objects Using a Special Case

Raysaha, Rosy Balaram; Kumar, Udaya; Cooray, Vernon

Ingår i IEEE transactions on electromagnetic compatibility (Print), s. 262-271, 2012

• DOI för Analysis for the Reflected Waves Transmitted on to the Channel by Tall Grounded Objects Using a Special Case

Electromagnetic radiation field of an electron avalanche

Cooray, Vernon; Cooray, Gerald

Ingår i Atmospheric research, s. 18-27, 2012

• DOI för Electromagnetic radiation field of an electron avalanche

On the upper and lower limits of peak current of first return strokes in negative lightning flashes

Cooray, Vernon; Rakov, Vladimir

Ingår i Atmospheric research, s. 12-17, 2012

• DOI för On the upper and lower limits of peak current of first return strokes in negative lightning flashes

Attractive radii of vertical and horizontal conductors evaluated using a self consistent leader inception and propagation model—SLIM

Cooray, Vernon; Becerra, Marley

Ingår i Atmospheric research, s. 64-70, 2012

• DOI för Attractive radii of vertical and horizontal conductors evaluated using a self consistent leader inception and propagation model—SLIM

Guest Editorial

Cooray, Vernon; Farhad, Rachidi

Ingår i Atmospheric research, s. 1-1, 2012

• DOI för Guest Editorial

Electromagnetic fields of a short electric dipole in free space - revisited

Cooray, Gerald; Cooray, Vernon

Ingår i PROG ELECTROMAGN RES, s. 357-373, 2012

• DOI för Electromagnetic fields of a short electric dipole in free space - revisited

Evaluation of lightning return stroke current using measured electromagnetic fields

Izadi, M.; Ab Kadir, M. Z. A.; Gomes, C.; Cooray, Vernon

Ingår i Progress In Electromagnetics Research (PIER), s. 581-600, 2012

• DOI för Evaluation of lightning return stroke current using measured electromagnetic fields

Evaluation of lightning current and velocity profiles along lightning channel using measured magnetic flux density

Izadi, M.; Ab Kadir, M. Z. A.; Gomes, C.; Cooray, Vernon et al.

Ingår i Progress In Electromagnetics Research (PIER), s. 473-492, 2012

• DOI för Evaluation of lightning current and velocity profiles along lightning channel using measured magnetic flux density

NO(X) production by impulse sparks in air

Rahman, Mahbubur; Cooray, Vernon; Montano, Raul; Liyanage, Prasanna et al.

Ingår i Journal of Electrostatics, s. 494-500, 2011

• DOI för NO(X) production by impulse sparks in air

Cold-electrode voltage fall for impulse arcs in argon between copper electrodes

Diaz, Oscar; Cooray, Vernon

Ingår i Journal of Physics: Conference Series, s. 1-5, 2011

• DOI för Cold-electrode voltage fall for impulse arcs in argon between copper electrodes

Temporal features of different lightning events revealed from wavelet transform

Sharma, S R; Cooray, Vernon; Fernando, Mahendra; Miranda, F J

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 507-515, 2011

• DOI för Temporal features of different lightning events revealed from wavelet transform

Unique lightning activities pertinent to tropical and temperate thunderstorms

Sharma, S R; Cooray, Vernon; Fernando, Mahendra

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 483-487, 2011

• DOI för Unique lightning activities pertinent to tropical and temperate thunderstorms

On the interception of lightning flashes by power transmission lines

Arevalo, Liliana; Cooray, Vernon

Ingår i Journal of Electrostatics, s. 220-227, 2011

• DOI för On the interception of lightning flashes by power transmission lines

On the possibility of phosphenes being generated by the energetic radiation from lightning flashes and thunderstorms

Cooray, Vernon; Cooray, Gerald; Dwyer, Joseph

Ingår i Physics Letters A, s. 3704-3709, 2011

• DOI för On the possibility of phosphenes being generated by the energetic radiation from lightning flashes and thunderstorms

On the accuracy of approximate techniques for the evaluation of lightning electromagnetic fields along a mixed propagation path

Shoory, Abdolhamid; Mimouni, Abdenabi; Rachidi, Farhad; Cooray, Vernon et al.

Ingår i Radio Science, 2011

• DOI för On the accuracy of approximate techniques for the evaluation of lightning electromagnetic fields along a mixed propagation path

Preliminary study on the modelling of negative leader discharges

Arevalo, Liliana; Cooray, Vernon

Ingår i Journal of Physics D, s. 315204, 2011

• DOI för Preliminary study on the modelling of negative leader discharges

Engineering Lightning Return Stroke Models Incorporating Current Reflection From Ground and Finitely Conducting Ground Effects

Cooray, Vernon; Rakov, Valdimir A

Ingår i IEEE transactions on electromagnetic compatibility (Print), s. 773-781, 2011

• DOI för Engineering Lightning Return Stroke Models Incorporating Current Reflection From Ground and Finitely Conducting Ground Effects

Non conventional lightning protection systems

Cooray, Vernon

Ingår i CIGRE ELECTRA, 2011

A review of simulation procedures utilized to study the attachment of lightning flashes to grounded structures

Cooray, Vernon

Ingår i CIGRE ELECTRA, 2011

The first electric field pulse of cloud and cloud-to-ground lightning discharges

Ahmad, Noor Azlinda; Fernando, Mahendra; Baharudin, Z. A.; Rahman, Mahbubur et al.

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 143-150, 2010

• DOI för The first electric field pulse of cloud and cloud-to-ground lightning discharges

On the mechanism of X-ray production by dart leaders of lightning flashes

Cooray, Vernon; Dwyer, Joseph; Rakov, V.; Rahman, Mahbubur

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 848-855, 2010

Characteristics of narrow bipolar pulses observed in Malaysia

Ahmad, Noor Azlinda; Fernando, Mahendra; Baharudin, Zikri A.; Cooray, Vernon et al.

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 534-540, 2010

• DOI för Characteristics of narrow bipolar pulses observed in Malaysia

'The mesh method' in lightning protection standards - Revisited

Arevalo, Liliana; Cooray, Vernon

Ingår i Journal of Electrostatics, s. 311-314, 2010

• DOI för 'The mesh method' in lightning protection standards - Revisited

Validity of Simplified Approaches for the Evaluation of Lightning Electromagnetic Fields Above a Horizontally Stratified Ground

Shoory, Abdolhamid; Mimouni, Abdenabi; Rachidi, Farhad; Cooray, Vernon et al.

Ingår i IEEE transactions on electromagnetic compatibility (Print), s. 657-663, 2010

• DOI för Validity of Simplified Approaches for the Evaluation of Lightning Electromagnetic Fields Above a Horizontally Stratified Ground

The Electromagnetic Fields of an Accelerating Charge: Applications in Lightning Return-Stroke Models

Cooray, Vernon; Cooray, Gerald

Ingår i IEEE transactions on electromagnetic compatibility (Print), s. 944-955, 2010

• DOI för The Electromagnetic Fields of an Accelerating Charge: Applications in Lightning Return-Stroke Models

Horizontal Electric Field Above- and Underground Produced by Lightning Flashes

Cooray, Vernon

Ingår i IEEE transactions on electromagnetic compatibility (Print), s. 936-943, 2010

• DOI för Horizontal Electric Field Above- and Underground Produced by Lightning Flashes

Electromagnetic transients in radio/microwave bands and surge protection devices

Gomes, C.; Cooray, Vernon

Ingår i PIER - Progress in Electromagnetics Research, s. 101-130, 2010

• DOI för Electromagnetic transients in radio/microwave bands and surge protection devices

Numerical simulation of long laboratory sparks generated by positive switching impulses

Arevalo, Liliana; Cooray, Vernon; Montano, Raul

Ingår i Journal of Electrostatics, s. 228-234, 2009

• DOI för Numerical simulation of long laboratory sparks generated by positive switching impulses

Single-station narrowband ranging of active storm cells without lightning-type discrimination

Mäkelä, Jakke S.; Porjo, Niko; Jantunen, Joni; Ahola, Tom et al.

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 911-922, 2009

• DOI för Single-station narrowband ranging of active storm cells without lightning-type discrimination

A novel procedure to represent lightning return strokes: current dissipation return stroke models

Cooray, Vernon

Ingår i IEEE transactions on electromagnetic compatibility (Print), s. 748-755, 2009

• DOI för A novel procedure to represent lightning return strokes: current dissipation return stroke models

Propagation effects due to finitely conducting ground on lightning-generated magnetic fields evaluated using sommerfeld's integrals

Cooray, Vernon

Ingår i IEEE transactions on electromagnetic compatibility (Print), s. 526-531, 2009

• DOI för Propagation effects due to finitely conducting ground on lightning-generated magnetic fields evaluated using sommerfeld's integrals

On the interaction of lightning upward connecting positive leaders with humans

Becerra, Marley; Cooray, Vernon

Ingår i IEEE transactions on electromagnetic compatibility (Print), s. 1001-1008, 2009

• DOI för On the interaction of lightning upward connecting positive leaders with humans

On the electric field at the tip of dart leaders in lightning flashes

Cooray, Vernon; Becerra, Marley; Rakov, Vladimir

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 1397-1404, 2009

• DOI för On the electric field at the tip of dart leaders in lightning flashes

On the NOx production by laboratory electrical discharges and lightning

Cooray, Vernon; Rahman, Mahbubur; Rakov, Vladimir

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 1877-1889, 2009

• DOI för On the NOx production by laboratory electrical discharges and lightning

On the possible origin of X-rays in long laboratory sparks

Cooray, Vernon; Arevalo, Liliana; Rahman, Mahbubur; Dwyer, Joseph et al.

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 1890-1898, 2009

• DOI för On the possible origin of X-rays in long laboratory sparks

Narrow positive bipolar radiation from lightning observed in Sri Lanka

Sharma, S. R.; Fernando, Mahendra; Cooray, Vernon

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 1251-1260, 2008

• DOI för Narrow positive bipolar radiation from lightning observed in Sri Lanka

Could Some Ball Lightning Observations be Optical Hallucinations Caused by Epileptic Seizures?

Cooray, Gerald; Cooray, Vernon

Ingår i The Open Atmospheric Science Journal, s. 101-105, 2008

• DOI för Could Some Ball Lightning Observations be Optical Hallucinations Caused by Epileptic Seizures?

Properties of preliminary breakdown processes in Scandinavian lightning

Mäkelä, Jakke S.; Porjo, Niko; Mäkelä, Antti; Tuomi, Tapio et al.

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 2041-2052, 2008

• DOI för Properties of preliminary breakdown processes in Scandinavian lightning

X rays from 80-cm long sparks in air

Rahman, Mahbubur; Cooray, Vernon; Ahmad, Noor Azlinda; Nyberg, Johan et al.

Ingår i Geophysical Research Letters, 2008

• DOI för X rays from 80-cm long sparks in air

A study of NOx production in air heated by laser discharges: Effect of energy, wavelength, multiple discharges and pressure

Rahman, Mahbubur; Cooray, Vernon

Ingår i Optics and Laser Technology, s. 208-214, 2008

• DOI för A study of NOx production in air heated by laser discharges: Effect of energy, wavelength, multiple discharges and pressure

A study of X-ray emission from laboratory sparks in air at atmospheric pressure

Dwyer, J. R.; Saleh, Z.; Rassoul, H. K.; Concha, D. et al.

Ingår i Journal of Geophysical Research - Atmospheres, 2008

• DOI för A study of X-ray emission from laboratory sparks in air at atmospheric pressure

On the NOx generation in corona, streamer and low pressure electrical discharges

Cooray, Vernon; Becerra, Marley; Rahman, Mahbubur

Ingår i The Open Atmospheric Science Journal, s. 176-180, 2008

On the velocity of positive connecting leaders associated with negative downward lightning leaders

Becerra, Marley; Cooray, Vernon

Ingår i Geophysical Research Letters, 2008

• DOI för On the velocity of positive connecting leaders associated with negative downward lightning leaders

Laboratory experiments cannot be utilized to justify the action of Early Streamer Emission terminals

Becerra, Marley; Cooray, Vernon

Ingår i Journal of Physics D, 2008

• DOI för Laboratory experiments cannot be utilized to justify the action of Early Streamer Emission terminals

Lightning striking distance of complex structures

Becerra, Marley; Cooray, Vernon; Roman, Francisco

Ingår i IET Generation, Transmission and Distribution, s. 131-138, 2008

• DOI för Lightning striking distance of complex structures

A comparison of different approaches to simulate a nonlinear channel resistance in lightning return stroke models

De Conti, Alberto; Visacro, Silverio; Theethayi, Nelson; Cooray, Vernon

Ingår i Journal of Geophysical Research, 2008

• DOI för A comparison of different approaches to simulate a nonlinear channel resistance in lightning return stroke models

On the Relationship Between the Signature of Close Electric Field and the Equivalent Corona Current in Lightning Return Stroke Models

Cooray, Vernon; Rakov, Vladimir A.; Rachidi, Farhad; Montano, Raul et al.

Ingår i IEEE transactions on electromagnetic compatibility (Print), s. 921-927, 2008

• DOI för On the Relationship Between the Signature of Close Electric Field and the Equivalent Corona Current in Lightning Return Stroke Models

Isolated breakdown activity in Swedish lightning

Sharma, S. R.; Cooray, Vernon; Fernando, Mahendra

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 1213-1221, 2008

• DOI för Isolated breakdown activity in Swedish lightning

Pulse propagation along transmission lines in the presence of corona and their implication to lightning return strokes

Cooray, Vernon; Theethayi, Nelson

Ingår i IEEE Transactions on Antennas and Propagation, s. 1948-1959, 2008

• DOI för Pulse propagation along transmission lines in the presence of corona and their implication to lightning return strokes

On the accuracy of several approximate theories used in quantifying the propagation effects on lightning generated electromagnetic fields

Cooray, Vernon

Ingår i IEEE Transactions on Antennas and Propagation, s. 1960-1967, 2008

• DOI för On the accuracy of several approximate theories used in quantifying the propagation effects on lightning generated electromagnetic fields

An Efficient Implementation of the Agrawal et al. Model for Lightning-Induced Voltage Calculations Using Circuit Simulation Software

Montano, Raul; Theethayi, Nelson; Cooray, Vernon

Ingår i IEEE Transactions on Circuits and Systems Part I: Regular Papers, s. 2959-2965, 2008

• DOI för An Efficient Implementation of the Agrawal et al. Model for Lightning-Induced Voltage Calculations Using Circuit Simulation Software

Measurements of NOx produced by rocket-triggered lightning

Rahman, Mahbubur; Cooray, Vernon; Rakov, V.A.; Uman, M.A. et al.

Ingår i Geophysical Research Letters, 2007

• DOI för Measurements of NOx produced by rocket-triggered lightning

Effect of the space charge layer created by corona at ground level on the inception of upward lightning leaders from tall towers

Becerra, Marley; Cooray, Vernon; Soula, Serge; Chauzy, Serge

Ingår i Journal of Geophysical Research, 2007

• DOI för Effect of the space charge layer created by corona at ground level on the inception of upward lightning leaders from tall towers

Correlation between brightness and channel currents of electrical discharges

Amarasinghe, Dulan; Sonnadara, Upul; Berg, Marcus; Cooray, Vernon

Ingår i IEEE transactions on dielectrics and electrical insulation, s. 1154-1160, 2007

• DOI för Correlation between brightness and channel currents of electrical discharges

Channel tortuosity of long laboratory sparks

Amarasinghe, Dulan; Sonnadara, Upul; Berg, Marcus; Cooray, Vernon

Ingår i Journal of Electrostatics, s. 521-526, 2007

• DOI för Channel tortuosity of long laboratory sparks

Identification of lightning vulnerability points on complex grounded structures

Becerra, Marley; Cooray, Vernon; Hartono, Zainal

Ingår i Journal of Electrostatics, s. 562-570, 2007

• DOI för Identification of lightning vulnerability points on complex grounded structures

The striking distance of lightning flashes and the early streamer emission (ESE) hypothesis

Cooray, Vernon; Theethayi, Nelson

Ingår i Journal of Electrostatics, s. 336-341, 2007

• DOI för The striking distance of lightning flashes and the early streamer emission (ESE) hypothesis

Propagation effects on radiation field pulses generated by cloud lightning flashes

Cooray, Vernon

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 1397-1406, 2007

• DOI för Propagation effects on radiation field pulses generated by cloud lightning flashes

Propagation effects on the electric field time derivatives generated by return strokes in lightning flashes

Fernandoa, Mahendra; Cooray, Vernon

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 1388-1396, 2007

• DOI för Propagation effects on the electric field time derivatives generated by return strokes in lightning flashes

Behavior of low-voltage surge protective devices under high-current derivative impulses

Montaño, Raul; Edirisinghe, Mahesh; Cooray, Vernon; Roman, Francisco

Ingår i IEEE Transactions on Power Delivery, s. 2185-2190, 2007

• DOI för Behavior of low-voltage surge protective devices under high-current derivative impulses

The lightning striking distance—Revisited

Cooray, Vernon; Rakov, Vladimir; Theethayi, Nelson

Ingår i Journal of Electrostatics, s. 296-306, 2007

• DOI för The lightning striking distance—Revisited

Lightning caused injuries in humans

Cooray, Vernon; Cooray, C.; Andrews, C.J.

Ingår i Journal of Electrostatics, s. 386-394, 2007

• DOI för Lightning caused injuries in humans

HF radiation emitted by chaotic leader processes

Mäkelä, J. S.; Edirisinghe, M.; Fernando, M.; Montaño, Raul et al.

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 707-720, 2007

• DOI för HF radiation emitted by chaotic leader processes

Guest editorial

Cooray, Vernon; Nucci, Carlo Alberto; Rachidi, Farhad

Ingår i Journal of Electrostatics, s. 281, 2007

• DOI för Guest editorial

A current generation type return stroke model that predicts the return stroke velocity

Cooray, Vernon; Rakov, Vladimir

Ingår i Journal of Lightning Research, s. 32-39, 2007

Resistance Of Spark Channels

Montaño, Raul; Becerra, Marley; Cooray, Vernon; Rahman, Mahbubur et al.

Ingår i IEEE Transactions on Plasma Science, s. 1610-1619, 2006

• DOI för Resistance Of Spark Channels

An experimental quantification of the NOx production efficiency of energetic alpha particles in air

Rahman, Mahbubur; Cooray, Vernon; Possnert, Göran; Nyberg, Johan

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 1215-1218, 2006

• DOI för An experimental quantification of the NOx production efficiency of energetic alpha particles in air

Time dependent evaluation of the lightning upward connecting leader inception

Becerra, Marley; Cooray, Vernon

Ingår i Journal of Physics D, s. 4695-4702, 2006

• DOI för Time dependent evaluation of the lightning upward connecting leader inception

A self-consistent upward leader propagation model

Becerra, Marley; Cooray, Vernon

Ingår i Journal of Physics D, s. 3708-3715, 2006

• DOI för A self-consistent upward leader propagation model

Characteristics of cloud-to-ground lightning flashes over Sweden

Sonnadara, Upul; Cooray, Vernon; Götschl, Thomas

Ingår i Physica Scripta, s. 541-548, 2006

• DOI för Characteristics of cloud-to-ground lightning flashes over Sweden

The Lightning Radiation Field Spectra of Cloud Flashes in the Interval From 20 kHz to 20 MHz

Sonnadara, Upul; Cooray, Vernon; Fernando, Mahendra

Ingår i IEEE Transactions on Electromagnetic Compatibility, s. 234-239, 2006

A Simplified Physical Model to Determine the Lightning Upward Connecting Leader Inception

Becerra, Marley; Cooray, Vernon

Ingår i IEEE Transactions on Power Delivery, s. 897-908, 2006

A simplified physical model to determine the lightning upward connecting leader inception

Becerra, Marley; Cooray, Vernon

Ingår i IEEE Transactions on Power Delivery, s. 897-908, 2006

Efficiencies for production of NOx and O3 by streamer discharges in air at atmospheric pressure

Cooray, Vernon; Rahman, Mahbubur

Ingår i Journal of Electrostatics, s. 977-983, 2005

Characteristics of Laser-triggered Electric Discharges in Air

Akyuz, Mose; Rahman, Mahbubur; Larsson, Anders; Cooray, Vernon et al.

Ingår i IEEE transactions on dielectrics and electrical insulation, s. 1060-1070, 2005

On the representation of the lightning return stroke process as a current pulse propagating along a transmission line

Theethayi, Nelson; Cooray, Vernon

Ingår i IEEE Transactions on Power Delivery, s. 823-837, 2005

• DOI för On the representation of the lightning return stroke process as a current pulse propagating along a transmission line

A theoretical study on the consequence of a direct lightning strike to electrified railway system in Sweden

Theethayi, Nelson; Liu, Yaqing; Montano, Raul; Thottappillil, Rajeev et al.

Ingår i Electric Power System Research, s. 267-280, 2005

Correlation between current waveforms of electrostatic discharges and optical signatures for several selected wavelengths

Liyanage, Prasanna; Cooray, Vernon

Ingår i Journal of Electrostatics, s. 627-633, 2005

Positive Streamer Discharges along Liquid Dielectric Surfaces: Effect of Dielectric Constant and Surface Properties

Akyuz, Mose; Cortet, P.P.; Cooray, Vernon

Ingår i IEEE Transactions on Dielectrics and Electrical Insulation, s. 579-585, 2005

Physical model of surge-current characteristics of buried vertical rods in the presence of soil ionisation

Cooray, Vernon; Zitnik, Mihael; Manyahi, Mighanda; Montano, Raul et al.

Ingår i Journal of Electrostatics, s. 193-202, 2004

• DOI för Physical model of surge-current characteristics of buried vertical rods in the presence of soil ionisation

A model to represent negative and positive lightning first strokes with connecting leaders

Cooray, Vernon; Montaño, Raul; Rakov, Vladimir

Ingår i Journal of Electrostatics, s. 97-109, 2004

• DOI för A model to represent negative and positive lightning first strokes with connecting leaders

Radiation field pulses associated with the initiation of positive cloud to ground lightning flashes

Gomes, Chandima; Cooray, Vernon

Ingår i J. Atmos. Terr. Phys., s. 1047-1055, 2004

Characteristics of chaotic pulse trains generated by lightning flashes

Gomes, Chandima; Cooray, Vernon; Fernando, Mahendra; Montano, Raul et al.

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 1733-1743, 2004

The Fine Structure of Positive Return Stroke Radiation Fields

Cooray, V; Fernando, M; Gomes, C; Sorensen, T

Ingår i IEEE Transactions on EMC, s. 87-95, 2004

NOx generation in laser-produced plasma in air as a function of dissipated energy

Rahman, Mahbubur; Cooray, Vernon

Ingår i Optics and Laser Technology, s. 543-546, 2003

• DOI för NOx generation in laser-produced plasma in air as a function of dissipated energy

Authora reply to comments on On the concepts used in return stroke models applied in engineering practice

Cooray, Vernon

Ingår i IEEE Transactions on EMC, 2003

Propagation of lightning generated transient electromagnetic fields over finitely conducting ground

Cooray, V; Fernando, M; Sörensen, M; Götschl, T et al.

Ingår i Journal of Atmospheric and Solar-Terrestrial Physics, s. 583-600, 2000

Lightning Protection

Cooray, Vernon

The Institution of Engineering and Technology, 2009

On the NO x production by laboratory electrical discharges and lightning

Cooray, Vernon; Rahman, Mahbubur; Vladimir, Rakov

Ingår i Lightning Electromagnetics, s. 799-829, IET, 2012

On the NOx generation in corona, streamer and low-pressure electrical discharges

Cooray, Vernon; Becerra, Marley; Rahman, Mahbubur

Ingår i Lightning Electromagnetics, IET, 2012

• DOI för On the NOx generation in corona, streamer and low-pressure electrical discharges

Basic discharge processes in the atmosphere

Cooray, Vernon

Ingår i Lightning Electromagnetics, s. 65-85, IET, 2012

• DOI för Basic discharge processes in the atmosphere

Return stroke models for engineering applications

Cooray, Vernon

Ingår i Lightning Electromagnetics, s. 231-261, The Institution of Engineering and Technology, 2012

• DOI för Return stroke models for engineering applications

On the various approximations to calculate lightning return stroke-generated electric and magnetic fields over finitely conducting ground

Cooray, Vernon

Ingår i Lightning Electromagnetics, s. 427-484, IET, 2012

• DOI för On the various approximations to calculate lightning return stroke-generated electric and magnetic fields over finitely conducting ground

Attachment of lightning flashes to grounded structures

Cooray, Vernon

Ingår i Lightning Electromagnetics, s. 765-787, IET, 2012

• DOI för Attachment of lightning flashes to grounded structures

Measurements of lightning-generated electromagnetic fields

Fernando, Mahendra; Cooray, Vernon

Ingår i Lightning Electromagnetics, s. 567-581, IET, 2012

• DOI för Measurements of lightning-generated electromagnetic fields

Basic electromagnetic theory - a summary

Cooray, Vernon; Hettiarachchi, Pasan; Cooray, Gerald

Ingår i Lightning Electromagnetics, The Institution of Engineering and Technology, 2012

• DOI för Basic electromagnetic theory - a summary

Excitation of visual sensory experiences by electromagnetic fields of lightning

Cooray, Vernon; Cooray, Gerald

Ingår i Lightning Electromagnetics, IET, 2012

• DOI för Excitation of visual sensory experiences by electromagnetic fields of lightning

Application of electromagnetic fields of an accelerating charge to obtain the electromagnetic fields of a propagating current pulse

Cooray, Gerald; Cooray, Vernon

Ingår i Lightning Electromagnetics, s. 55-65, IET, 2012

• DOI för Application of electromagnetic fields of an accelerating charge to obtain the electromagnetic fields of a propagating current pulse

Attachment of lightning flashes to grounded conductors

Cooray, Vernon; Becerra, Marley

Ingår i Lightning Protection, The Institution of Engineering and Technology, London, UK, 2009

Lightning parameters of engineering interest

Cooray, Vernon; Fernando, Mahendra

Ingår i Lightning Protection, The Institution of Engineering and Technology, London, UK, 2009

Lightning and trees

Fernando, Mahendra; Mäkelä, Jakke; Cooray, Vernon

Ingår i Lightning Protection, The Institution of Engineering and Technology, London, UK, 2009

Lightning caused injuries in humans

Cooray, Vernon; Cooray, C; Andrews, C.

Ingår i Lightning Protection, The Institution of Engineering and Technology, London, UK, 2009

Soil ionization

Cooray, Vernon

Ingår i Lightning Protection, The Institution of Engineering and Technology, London, UK, 2009

Return stroke models for engineering applications

Cooray, Vernon

Ingår i Lightning Protection, The Institution of Engineering and Technology, London, UK, 2009

Inception of lightning discharge from water drops inside thundercloud

Jayasinghe, Hasupama P.; Arevalo, Liliana; Cooray, Vernon

Ingår i 2025 International Symposium on Lightning Protection (XVIII SIPDA), 2025

• DOI för Inception of lightning discharge from water drops inside thundercloud

Reduced order model for a streamer discharge in air

Jayasinghe, Hasupama P.; Arevalo, Liliana; Morrow, Richard; Cooray, Vernon

Ingår i ICLP 2024; 37th International Conference on Lightning Protection, 2024

Do pre-recorded lessons in combination with formative assessments fulfil the learning necessity of engineering students?

Frost, Anna E.; Rahman, Mahbubur; Cooray, Vernon

Ingår i Bidrag från 8:e Utvecklingskonferensen för Sveriges ingenjörsutbildningar, s. 21-25, 2022

Attachment process of the discharge of competing grounded electrodes - Experimental observations and modeling

Arevalo, Liliana; Lobato, André; Cooray, Vernon; Hettiarachchi, Pasan et al.

Ingår i 2021 35th International Conference on Lightning Protection (ICLP) and XVI International Symposium On Lightning Protection (SIPDA), 2021

• DOI för Attachment process of the discharge of competing grounded electrodes - Experimental observations and modeling

Microwave and Very High Frequency Radiations of The First Narrow Initial Breakdown

Baharin, Shamsul Ammar Shamsul; Ahmad, Mohd Riduan; Al-Shaikhli, Taha Raad Khaleel; Sabri, Muhammad Haziq Mohammad et al.

Ingår i 2021 35TH INTERNATIONAL CONFERENCE ON LIGHTNING PROTECTION (ICLP) AND XVI INTERNATIONAL SYMPOSIUM ON LIGHTNING PROTECTION (SIPDA), 2021

• DOI för Microwave and Very High Frequency Radiations of The First Narrow Initial Breakdown

Very High Frequency and Microwave Radiation Associated with Initial Breakdown Process in CG Lightning Flashes from Tropical Storms

Sabri, Muhammad Haziq Mohammad; Al-Kahtani, Ammar Ahmed; Ali, Nik Hakimi Nik; Ab-Kadir, Mohd Zainal Abidin et al.

Ingår i 2021 35TH INTERNATIONAL CONFERENCE ON LIGHTNING PROTECTION (ICLP) AND XVI INTERNATIONAL SYMPOSIUM ON LIGHTNING PROTECTION (SIPDA), 2021

• DOI för Very High Frequency and Microwave Radiation Associated with Initial Breakdown Process in CG Lightning Flashes from Tropical Storms

Observations of X-rays in 4-meters long laboratory sparks under positive lightning impulse

Wooi, Chin-Leong; Hettiarachchi, Pasan; Rahman, Mahbubur; Cooray, Vernon et al.

Ingår i 2021 35TH INTERNATIONAL CONFERENCE ON LIGHTNING PROTECTION (ICLP) AND XVI INTERNATIONAL SYMPOSIUM ON LIGHTNING PROTECTION (SIPDA), 2021

• DOI för Observations of X-rays in 4-meters long laboratory sparks under positive lightning impulse

Observation of Lightning Occurrence Surrounding Antarctica Peninsula

Mohammad, Sulaiman Ali; Abdullah, Mardina; Ahmad, Mohd Riduan; Baharin, Shamsul Ammar Shamsul et al.

Ingår i 2021 35TH INTERNATIONAL CONFERENCE ON LIGHTNING PROTECTION (ICLP) AND XVI INTERNATIONAL SYMPOSIUM ON LIGHTNING PROTECTION (SIPDA), 2021

• DOI för Observation of Lightning Occurrence Surrounding Antarctica Peninsula

Lightning-Induced Voltage on an Overhead Transmission Line Terminated with Non-veritical Risers

Guo, Jun; Rubinstein, Marcos; Cooray, Vernon; Rachidi, Farhad

Ingår i 2021 35TH INTERNATIONAL CONFERENCE ON LIGHTNING PROTECTION (ICLP) AND XVI INTERNATIONAL SYMPOSIUM ON LIGHTNING PROTECTION (SIPDA), 2021

• DOI för Lightning-Induced Voltage on an Overhead Transmission Line Terminated with Non-veritical Risers

Comparison of energy presence in IEC and real transient impulses

Sapumanage, N.; Nanayakkara, S.; Abegunawardana, S.; Fernando, M. et al.

Ingår i 2021 35TH INTERNATIONAL CONFERENCE ON LIGHTNING PROTECTION (ICLP) AND XVI INTERNATIONAL SYMPOSIUM ON LIGHTNING PROTECTION (SIPDA), 2021

• DOI för Comparison of energy presence in IEC and real transient impulses

Map SPD clamping voltages on to spectral clusters generated by Wavelet transformation

Sapumanage, N.; Nanayakkara, S.; Abegunawardana, S.; Fernando, M. et al.

Ingår i 2021 35TH INTERNATIONAL CONFERENCE ON LIGHTNING PROTECTION (ICLP) AND XVI INTERNATIONAL SYMPOSIUM ON LIGHTNING PROTECTION (SIPDA), 2021

• DOI för Map SPD clamping voltages on to spectral clusters generated by Wavelet transformation

Investigation of Electromagnetic Field Coupling to a Transmission Line Terminated with Non-Vertical Risers

Guo, Jun; Rubinstein, Marcos; Cooray, Vernon; Rachidi, Farhad

Ingår i 2020 XXXIIIRD General Assembly And Scientific Symposium Of The International Union Of Radio Science, 2020

• DOI för Investigation of Electromagnetic Field Coupling to a Transmission Line Terminated with Non-Vertical Risers

Narrow Bipolar Events within Reversal Distance and Associated UHF-VHF Emissions

Seah, B. Y.; Ahmad, M. R.; Baharin, S. A. S.; Aziz, M. Z. A. A. et al.

Ingår i 2019 3RD INTERNATIONAL CONFERENCE ON ELECTRICAL ENGINEERING AND COMPUTER SCIENCE (ICECOS 2019), s. 132-136, 2019

• DOI för Narrow Bipolar Events within Reversal Distance and Associated UHF-VHF Emissions

Time Domain Analysis of the Lightning Interaction with Wave Energy Converters

Hettiarachchi, Pasan; Lobato, André; Cooray, Vernon; Leijon, Mats

Ingår i 2018 34th international conference on lightning protection (ICLP 2018), 2018

Audible Frequency Analysis of Ground Flashes

Abegunawardana, Sidath; Bodhika, J A P; Nanayakkara, Sankha; Sonnadara, Upul et al.

2018

Sound Source Localization of Lightning Discharges

Abegunawardana, Sidath; Bodhika, J A P; Abewardhana, Ruwan; Fernando, Mahendra et al.

2018

Insight of SPD limitations cause by incident phaser angle and the physical attributes of transient voltages

Sapumanage, Nilantha; Nanayakkara, Sankha; Abeygunawardena, Sidath; Fernando, Mahendra et al.

2018

How physical attributes of transient voltages limits the efficiency of SPD array

Sapumanage, Nilantha; Nanayakkara, Sankha; Abegunawardena, Sidath; Fernando, Mahendra et al.

2018

Study on responses of SPDs against the transient voltages generated by CG flashes

Sapumanage, Nilantha; Nanayakkara, Sankha; Abeygunawardena, Sidath; Chandimal, Lasantha et al.

2018

The leader propagation velocity in long air gaps

Arevalo, Liliana; Wu, Dong; Hettiarachchi, Pasan; Cooray, Vernon et al.

Ingår i 2018 34th international conference on lightning protection (ICLP 2018), 2018

• DOI för The leader propagation velocity in long air gaps

VHF Emissions Prior to the Onset of Initial Electric Field Changes of Intracloud Flashes

Sabri, M. H. M.; Ahmad, M. R.; Periannan, D.; Seah, B. Y. et al.

Ingår i 2018 INTERNATIONAL CONFERENCE ON ELECTRICAL ENGINEERING AND COMPUTER SCIENCE (ICECOS), s. 301-304, 2018

• DOI för VHF Emissions Prior to the Onset of Initial Electric Field Changes of Intracloud Flashes

The power, energy, momentum and the action of the electromagnetic radiation fields of lightning return strokes

Cooray, Vernon

Ingår i 2018 34th international conference on lightning protection (ICLP 2018), 2018

Impedance Behavior of Earth Enhancing Compound Under Lightning Transient Conditions

Chandimal, A. P. L.; Hettiarachchi, Pasan; Nanayakkara, S.; Sapumanage, N. et al.

Ingår i 2018 34th international conference on lightning protection (ICLP 2018), 2018

Latitude dependence of peak lightning return stroke current: A theoretical explanation

Cooray, Vernon

Ingår i 34th International Conference on Lightning Protection (ICLP 2018), 2018

Characteristics of thunder pertinent to tropical lightning

Bodhika, J. A. P.; Dharmaratna, W. G. D.; Fernando, Mahendra; Cooray, Vernon

Ingår i 34th International Conference on Lightning Protection (ICLP) (ICLP 2018), 2018

Analysis of Channel Tortuosity using 8 m Long Laboratory Sparks

Perera, Chandana; Liyanage, Prasanna; Fernando, Mahendra; Cooray, Vernon et al.

Ingår i 34th International Conference on Lightning Protection (ICLP 2018), 2018

Simulation of the performance of the external lightning protection system

Sapumanage, Nilantha; Fernando, Mahendra; Cooray, Vernon

2018

Lightning Localization Based on VHF Broadband Interferometer Developed in Sri Lanka

Abewardhana, Ruwan; Abegunawardana, Sidath; Fernando, Mahendra; Sonnadara, Upul et al.

Ingår i 2018 34th international conference on lightning protection (ICLP 2018), 2018

The behavior of Earthing Impedance and Step-Potential For Surge Currents

Rajakaruna, Manoj; Nanayakkara, Sankha; Sapumanage, Nilantha; Chandimal, L. et al.

Ingår i 2018 34th international conference on lightning protection (ICLP 2018), 2018

• DOI för The behavior of Earthing Impedance and Step-Potential For Surge Currents

How physical attributes of transient voltages limit the efficiency of SPD array

Sapumanage, Nilantha; Nanayakkara, Sankha; Abegunawardana, Sidath; Fernando, Mahendra et al.

Ingår i 2018 34th international conference on lightning protection (ICLP 2018), 2018

Simulation of the surge performance of the external lightning protection system

Sapumanage, Nilantha; Fernando, Mahendra; Cooray, Vernon

Ingår i 2018 34th international conference on lightning protection (ICLP 2018), 2018

Insight of SPD limitations caused by incident phaser angle and physical attributes of transient voltages

Sapumanage, Nilantha; Nanayakkara, Sankha; Abegunawardana, Sidath; Fernando, Mahendra et al.

Ingår i 2018 34th international conference on lightning protection (ICLP 2018), 2018

Performance Analysis of Stacked Capacitive Antenna for Lightning Remote Sensing

Ong, J. Y.; Ahmad, M. R.; Periannan, D.; Sabri, M. H. M. et al.

Ingår i 2018 INTERNATIONAL CONFERENCE ON ELECTRICAL ENGINEERING AND COMPUTER SCIENCE (ICECOS), s. 305-308, 2018

• DOI för Performance Analysis of Stacked Capacitive Antenna for Lightning Remote Sensing

Wavelet Analysis of the Onset of VHF and Microwave Radiation Emitted by Lightning

Baharin, S. A. S.; Ahmad, M. R.; Periannan, D.; Sabri, M. H. M. et al.

Ingår i 2018 INTERNATIONAL CONFERENCE ON ELECTRICAL ENGINEERING AND COMPUTER SCIENCE (ICECOS), s. 297-300, 2018

• DOI för Wavelet Analysis of the Onset of VHF and Microwave Radiation Emitted by Lightning

The Performance Evaluation of Capacitive Antenna with Various Structures and Permittivity Values

Seah, B. Y.; Ahmad, M. R.; Shairi, N. A.; Periannan, D. et al.

Ingår i 2018 INTERNATIONAL CONFERENCE ON ELECTRICAL ENGINEERING AND COMPUTER SCIENCE (ICECOS), s. 457-460, 2018

• DOI för The Performance Evaluation of Capacitive Antenna with Various Structures and Permittivity Values

Characteristics of chaotic pulse trains associated with dart and dart-stepped leader in lightning flashes in Sweden

Ismail, Muzafar M.; Rahman, Mahbubur; Cooray, Vernon; Hettiarachchi, Pasan et al.

2017

Wavelet transform reveals the origin of chaotic pulse train in lightning flashes

Ismail, Muzafar M.; Cooray, Vernon; Rahman, Mahbubur; Hettiarachchi, Pasan et al.

2017

Some features of preliminary breakdown pulses in positive ground flashes in Sweden

Johari, Dalina; Cooray, Vernon; Rahman, Mahbubur; Hettiarachchi, Pasan et al.

2017

Emission Heights of Narrow Bipolar Events in a Tropical Storm over the Malacca Strait

Ahmad, Mohd Riduan; Periannan, Dinesh; Sabri, Muhammad Haziq Mohammad; Abd Aziz, Mohamad Zoinol Abidin et al.

Ingår i 2017 International Conference On Electrical Engineering And Computer Science (Icecos), s. 305-309, 2017

• DOI för Emission Heights of Narrow Bipolar Events in a Tropical Storm over the Malacca Strait

Attractive Zone of Lightning Rods Evaluated with a Leader Progression Model in a Common Building in Brazil

Lobato, André; Cooray, Vernon; Arevalo, Liliana

Ingår i 2017 INTERNATIONAL SYMPOSIUM ON LIGHTNING PROTECTION (XIV SIPDA), s. 380-388, 2017

• DOI för Attractive Zone of Lightning Rods Evaluated with a Leader Progression Model in a Common Building in Brazil

On comparison between initial breakdown pulses and narrow bipolar pulses in lightning discharges with special attention to electric field derivative characteristics

Ismail, Muzafar; Cooray, Vernon; Rahman, Mahbubur; Hettiarachchi, Pasan et al.

2016

Some characteristics of subsequent return strokes in positive ground flash in Sweden

Johari, Dalina; Cooray, Vernon; Rahman, Mahbubur; Hettiarachchi, Pasan et al.

2016

Fractal analysis of long laboratory sparks of high speed video recordings

Vayanganie, Amila; Gunasekara, Lasitha; Fernando, Mahendra; Sonnadara, Upul et al.

2016

Production of X-rays in air gaps stressed by switching impulse voltages

Rahman, Mahbubur; Hettiarachchi, Pasan; Cooray, Vernon; Dwyer, J. R. et al.

2016

The study of lightning strikes to common buildings in Brazil

Saba, Marcelo; Naccarato, Kleber; de Paiva, Amanda R; Schumann, Carina et al.

2016

Special attention to impedance of conductivity enhancing backfill materials

Chandimal, APL; Hettiarachchi, Pasan; Nanayakkara, Sankha; Cooray, Vernon et al.

2016

Time-Frequency Analysis of Narrow Bipolar Pulses observed in Sri Lanka

Gunasekara, T. A. L. N.; Vayanganie, S. P. A.; Jayalal, S. N.; Fernando, M. et al.

Ingår i 2016 33RD INTERNATIONAL CONFERENCE ON LIGHTNING PROTECTION (ICLP), 2016

• DOI för Time-Frequency Analysis of Narrow Bipolar Pulses observed in Sri Lanka

The mesh method in lightning protection analyzed from a lightning attachment model

Arevalo, L.; Cooray, Vernon

Ingår i 2016 33RD INTERNATIONAL CONFERENCE ON LIGHTNING PROTECTION (ICLP), 2016

• DOI för The mesh method in lightning protection analyzed from a lightning attachment model

Methodologies for the charge estimation in the leader corona region used in modeling long air gaps underpositive voltage impulses

Diaz, Oscar; Cooray, Vernon; Arevalo, Liliana

2016

HF and VHF electric field radiation produced by preliminary breakdown process pertinent to Swedish thunderstorms

Ismail, M. M.; Sharma, S. R.; Cooray, Vernon; Hettiarachchi, P. et al.

Ingår i 2015 Asia-Pacific International Conference on Lightning (APL), Nagoya, Japan, 2015

On the possible origin of chaotic pulse trains in lightning flashes

Ismail, Muzafar M.; Cooray, Vernon; Hettiarachchi, Pasan; Rahman, Mahbubur et al.

Ingår i 2015 International Symposium on Lightning Protection (XIII SIPDA), Balneário Camboriú, Brazil, 28th Sept. – 2nd Oct. 2015., s. 409-412, 2015

Some characteristics of leader pulses in positive cloud-to-ground flashes

Johari, Dalina; Cooray, Vernon; Hettiarachchi, Pasan; Rahman, Mahbubur et al.

Ingår i 2015 International Symposium On Lightning Protection (Xiii SIPDA), s. 283-287, 2015

• DOI för Some characteristics of leader pulses in positive cloud-to-ground flashes

Streamer to leader transition criteria for propagation of long sparks and lightning leaders

Arevalo, Liliana; Cooray, Vernon

Ingår i 2014 INTERNATIONAL CONFERENCE ON LIGHTNING PROTECTION (ICLP), s. 480-483, 2014

Time-Frequency Profile of Discharge Processes Prior to the First Return Stroke

Mohd Esa, Mona Riza; Ahmad, Mohd Riduan; Cooray, Vernon

Ingår i 2014 INTERNATIONAL CONFERENCE ON LIGHTNING PROTECTION (ICLP), s. 1134-1137, 2014

Occurrence of Narrow Bipolar Pulses between Negative Return Strokes in Tropical Thunderstorms

Mohd Esa, Mona Riza; Ahmad, Mohd Riduan; Cooray, Vernon

2014

Occurrence of Narrow Bipolar Event as Part of Cloud-to-Ground Flash in Tropical Thunderstorms

Ahmad, Mohd Riduan; Mohd Esa, Mona Riza; Cooray, Vernon

2014

Chaotic Pulse Train in Cloud-to-Ground and Cloud Flashes of Tropical Thunderstorms

Ahmad, Mohd Riduan; Mohd Esa, Mona Riza; Johari, Dalina; Ismail, Mohd Muzafar et al.

s. 808-809, 2014

Similarity between the Initial Breakdown Pulses of Negative Ground Flash and Narrow Bipolar Pulses

Ahmad, Mohd Riduan; Mohd Esa, Mona Riza; Cooray, Vernon

Ingår i 2014 INTERNATIONAL CONFERENCE ON LIGHTNING PROTECTION (ICLP), s. 810-813, 2014

Upward leader inception caused by a sudden change of cloud electric field

Arevalo, Liliana; Cooray, Vernon

Ingår i 2014 INTERNATIONAL CONFERENCE ON LIGHTNING PROTECTION (ICLP), s. 484-487, 2014

Electric field signatures of narrow negative bipolar pulse activities from lightning observed in Sri Lanka

Gunasekara, T. A. L. N.; Mendis, U.; Fernando, M.; Sonnadara, U. et al.

Ingår i 2014 INTERNATIONAL CONFERENCE ON LIGHTNING PROTECTION (ICLP), s. 624-628, 2014

A preliminary study on characteristics of thunder pulses of lightning

Bodhika, J. A. P.; Dharmarathna, W. G. D.; Fernando, Mahendra; Cooray, Vernon

Ingår i 2014 INTERNATIONAL CONFERENCE ON LIGHTNING PROTECTION (ICLP), s. 260-264, 2014

K - change: Is it a static field of a chaotic pulse burst?

Nanayakkara, Sankha; Vayanganie, S. P. A.; Gunasekera, T. A. L. N.; Fernando, M. et al.

Ingår i 2014 INTERNATIONAL CONFERENCE ON LIGHTNING PROTECTION (ICLP), s. 634-642, 2014

X-rays from long laboratory sparks: Influence of the anode geometry

Hettiarachchi, Pasan; Rahman, Mahbubur; Cooray, Vernon

Ingår i International Conference on Atmospheric Electricity ICAE 2014, Norman, OK, U.S.A., 2014

Sensitivity Analysis of Leader Channel Models Used in Long Air Gap Positive Discharge Modelling

Diaz, Oscar; Cooray, Vernon; Arevalo, Liliana

Ingår i 2014 INTERNATIONAL CONFERENCE ON LIGHTNING PROTECTION (ICLP), s. 564-567, 2014

Occurrence of narrow bipolar pulses between negative return strokes in tropical thunderstorms

Esa, M. R. M.; Ahmad, M. R.; Cooray, Vernon; Esa, Mona Riza Mohd

Ingår i 2014 INTERNATIONAL CONFERENCE ON LIGHTNING PROTECTION (ICLP), s. 1141-1142, 2014

A Huristic Approach to Obtain the Electric Fields Necessary for the Initiation of Upward Lightning Flashes from Towers in the Presence of Glow Corona

Cooray, Vernon; Arevalo, Liliana

2014

Electric Field Change of M Component

Vayanganie, S. P. A.; Gunasekera, T. A. L. N.; Nanayakkara, S.; Fernando, M. et al.

Ingår i 2014 INTERNATIONAL CONFERENCE ON LIGHTNING PROTECTION (ICLP), s. 1725-1728, 2014

Continuing Currents and Luminosity of Cloud Flashes

Perera, Chandana; Fernando, Mahendra; Vayanganie, S. P. A.; Cooray, Vernon

Ingår i 2014 INTERNATIONAL CONFERENCE ON LIGHTNING PROTECTION (ICLP), s. 1587-1593, 2014

High Speed Optical Observations of Cloud Flashes

Vayanganie, S.P.A; Fernando, Mahendra; Sonnadara, Upul; Perera, D.C. et al.

Ingår i 2014 INTERNATIONAL CONFERENCE ON LIGHTNING PROTECTION (ICLP), s. 752-755, 2014

Behavior of Low Voltage Varistors under Very Fast Oscillatory Type Current Impulse Environment

Kumara, L.A.D; Edirisinghe, Mahesh; Cooray, Vernon

Ingår i 2014 INTERNATIONAL CONFERENCE ON LIGHTNING PROTECTION (ICLP), s. 1577-1582, 2014

Electric Field Change of M Component

Vayanganie, S.P.A; Gunasekara, T.A.L.N.; Nanayakkara, S; Fernando, Mahendra et al.

2014

On the Initiation of Lightning Flashes in Thunderclouds

Cooray, Vernon

2014

Return Stroke Model Based purely on the Current Dissipation Concept

Cooray, Vernon

2014

Continuing Currents in Cloud Flashes

Perera, Chandana; Vayanganie, S.P.A; Fernando, Mahendra; Cooray, Vernon

2014

The Effects of Ground Conductivity on the Electromagnetic Fields Generated by Lightning Return Strokes

Cooray, Vernon; Rakov, Vladimir

2014

On the Striking Distance of Subsequent Return Strokes

Cooray, Vernon; Rakov, Vladimir

2014

Propagation Effects on Radiation Fields Known as Narrow Bipolar Pulses Generated by Compact Cloud Discharges

Cooray, Vernon; Fernando, Mahendra; Gunasekara, T.A.L.N.; Nanayakkara, S

2014

Narrow bipolar pulses and associated microwave radiation

Ahmad, Mohd Riduan; Esa, Mona Riza Binti Mohd; Cooray, Vernon

s. 1087-1090, 2013

Wavelet analysis of the first pulse of initial breakdown process in lightning discharges

Esa, Mona Riza Binti Mohd; Ahmad, Mohd Riduan; Cooray, Vernon

Ingår i Progress in Electromagnetics Research Symposium, pp. 1377-1380, 2013, s. 1377-1380, 2013

Distinctive features of initial breakdown process between ground and cloud discharges

Esa, Mona Riza Binti Mohd; Ahmad, Mohd Riduan; Cooray, Vernon; Rahman, Mahbubur

Ingår i Proceeding of Asian Conference of Electrical Discharges, AECD2012, Johor Bahru, Malaysia, 2012

Measurement of bit error rate at 2,4 GHz due to lightning interference

Ahmad, M R; Esa, M R M; Rahman, Mahbubur; Cooray, Vernon

Ingår i Proceeding of the 31st International Conference on Lightning Protection ICLP 2012, 2012

• DOI för Measurement of bit error rate at 2,4 GHz due to lightning interference

Breakdown Characteristics and Optically Visible Discharge Paths of Surface Flashover

Gomes, Chandima; Cooray, Vernon; Rahman, Mahbubur

Ingår i 2012 IEEE Conference on Sustainable Utilization and Development in Engineering and Technology (STUDENT)Universiti Tunku Abdul Rahman, Kuala Lumpur, Malaysia. 6 - 9 October 2012, 2012

The propagation speed of low pressure discharge with special attention to blue jets and sprites

Rahman, Mahbubur; Cooray, Vernon

Ingår i 16^th Asian Conference on Electrical Discharge, 10-12 December 2012, The Zon, Johor Bahru, Malaysia, 2012

Arc Modeling for a low current Impulse Discharge in an Enclosed Microspark Gap

Diaz, Oscar; Becerra, Marley; Cooray, Vernon

2012

Corona charge produced by thundercloud fields in grounded rods

Arevalo, L.; Cooray, Vernon

Ingår i 31st International Conference on Lightning Protection ICLP 2012, s. 6344365, 2012

• DOI för Corona charge produced by thundercloud fields in grounded rods

Preliminary Observations of Lightning Signature At 2400 MHz in Sweden Thunderstorm

Ahmad, Mohd Riduan; Mohd Esa, Mona Riza Binti; Hettiarachchi, Pasan; Cooray, Vernon

s. 88-91, 2012

• DOI för Preliminary Observations of Lightning Signature At 2400 MHz in Sweden Thunderstorm

Performance analysis of audio streaming over lightning-interfered MIMO channels

Ahmad, Mohd Riduan; Esa, Mona Riza Binti Mohd; Cooray, Vernon; Dutkiewicz, Eryk

2012

Critical electric field needed for the propagation of surface discharges on water

Edirisinghe, M.; Liyanage, A.; Cooray, Vernon

Ingår i 2012 31st International Conference on Lightning Protection, ICLP 2012, s. 6344350, 2012

• DOI för Critical electric field needed for the propagation of surface discharges on water

Analytical fields expressions due to lightning channel considering variation of return stroke velocities along the lightning channel

Izadi, M.; A Ab Kadir, M. Z.; Gomes, C.; Cooray, Vernon

Ingår i Lightning Protection, (ICLP) 2012, s. 6344252, 2012

• DOI för Analytical fields expressions due to lightning channel considering variation of return stroke velocities along the lightning channel

Electric field of a relativistic electron avalanche

Cooray, Vernon; Cooray, G.; Marshall, T.; Dwyer, J. et al.

Ingår i 2012 31st International Conference on Lightning Protection, ICLP 2012, s. 6344240, 2012

• DOI för Electric field of a relativistic electron avalanche

On the electric and magnetic fields below a single conductor overhead power line

Cooray, Vernon; Cooray, G.

Ingår i 2012 31st International Conference on Lightning Protection, ICLP 2012, s. 6344307, 2012

• DOI för On the electric and magnetic fields below a single conductor overhead power line

Lightning attachment to power transmission lines

Cooray, Vernon; Shindo, T.

Ingår i Lightning Protection (ICLP), 2012

• DOI för Lightning attachment to power transmission lines

On the possible variation of the lightning striking distance as defined in the IEC lightning protection standard as a function of structure height

Cooray, Vernon; Nucci, C.A.; Rachidi, F.

Ingår i Lightning Protection, s. 1-5, 2012

• DOI för On the possible variation of the lightning striking distance as defined in the IEC lightning protection standard as a function of structure height

Influence of the lightning triggering rocket wire and its corona on the electric field at ground level

Smorgonskiy, A; Egüz, E; Rachidi, F; Rubinstein, M et al.

Ingår i 31st International Conference on Lightning Protection ICLP 2012, s. 6344361, 2012

• DOI för Influence of the lightning triggering rocket wire and its corona on the electric field at ground level

Improved algorithm for evaluation of lightning current using measured field at far distances from lightning channel

Izadi, M; Ab Kadir, M Z; Gomes, C; Cooray, Vernon

Ingår i 31st International Conference on Lightning Protection ICLP 2012, s. 6344251, 2012

• DOI för Improved algorithm for evaluation of lightning current using measured field at far distances from lightning channel

Electric field of the return stroke channel

Cooray, Vernon

Ingår i 31st International Conference on Lightning Protection ICLP 2012, s. 6344241, 2012

• DOI för Electric field of the return stroke channel

Analytical fields expression due to lightning channel considering variation of return stroke velocities along the lightning channel

Izadi, M; Ab Kadir, M Z; Gomes, C; Cooray, Vernon

Ingår i 31st International Conference on Lightning Protection ICLP 2012, 2012

Analysis of Lightning-induced Transient in 2.4 GHz Wireless Communication System

Ahmad, M.R.; Rashid, M.; Aziz, M.H.A.; Esa, M.R.M. et al.

Ingår i Proceeding of IEEE International Conference on Space Science and Communication (IconSpace), Penang, Malaysia, pp225-230, 2011

• DOI för Analysis of Lightning-induced Transient in 2.4 GHz Wireless Communication System

Effect of pressure on the electrode fall for impulse arcs in argon betweencopper electrodes

Diaz, Oscar; Cooray, Vernon

2011

Electrical breakdown in soil under uniform background electric fields

Diaz, Oscar; Arevalo, Liliana; Cooray, Vernon; Antonio, Mejia

2010

ON THE DERIVATIVES OF NARROW BIPOLAR PULSES

Ahmad, Noor Azlinda; Fernando, Mahendra; Cooray, Vernon

2010

Interaction of multiple connecting leaders issued from a grounded structure simulated using a self consistent leader inception and propagation model SLIM

Cooray, Vernon; Fernando, Mahendra; Arevalo, Liliana; Becerra, Marley

Ingår i 30TH International Conference on Lightning Protection, ICLP, 2010

Attractive radius and the volume of protection of vertical and horizontal conductors evaluated using a self consistent leader inception and propagation model (SLIM)

Cooray, Vernon; Becerra, Marley

Ingår i 30TH International Conference on Lightning Protection, ICLP, 2010

Energy dissipation in a new low voltage surge protective gas discharge tube

Diaz, Oscar; Cooray, Vernon; Schleimann-Jensen, Johan

Ingår i 30TH International Conference on Lightning Protection, ICLP, 2010

Comparative Study on Preliminary Breakdown Pulse Trains Observed in Malaysia and Florida

Baharudin, Zikri Abadi; Mäkelä, Jakke; Fernando, Mahendra; Cooray, Vernon et al.

2010

Transients that may affect low voltage electrical systems

Gomes, Chandima; Cooray, Vernon

Ingår i 30TH International Conference on Lightning Protection, ICLP, 2010

Local detectors in preventive lightning protection

Gulyás, Attila; Mäkelä, Jakke; Németh, Bálint; Cooray, Vernon et al.

Ingår i 30TH International Conference on Lightning Protection, ICLP, 2010

Special case of lightning strike to tall objects on ground

Raysaha, Rosy; Kumar, Udaya; Cooray, Vernon; Thottappillil, Rajeev

Ingår i 30TH International Conference on Lightning Protection, ICLP, 2010

Surge protection of low voltage systems and relevant standards

Gomes, Chandima; Cooray, Vernon

Ingår i 30TH International Conference on Lightning Protection, ICLP, 2010

Lightning horizontal electric fields above a two-layer ground

Shoory, Abdolhamid; Mimouni, Abdenabi; Rachidi, Farhad; Cooray, Vernon et al.

Ingår i 30TH International Conference on Lightning Protection, ICLP, 2010

A novel procedure to calculate the electromagnetic fields of lightning return strokes

Cooray, Vernon; Cooray, Gerald

2010

On the upper and lower limit of peak current in return strokes of lightning flashes

Cooray, Vernon

2010

Lightning surges at distribution transformer secondary

M.A.R.M, Fernando; Cooray, Vernon

s. 532-537, 2010

• DOI för Lightning surges at distribution transformer secondary

Lightning attractive radii of vertical and horizontal conductors evaluated using a self consistent leader inception and propagation model – SLIM

Cooray, Vernon

s. 1209-1213, 2010

• DOI för Lightning attractive radii of vertical and horizontal conductors evaluated using a self consistent leader inception and propagation model – SLIM

Reliable model for the calculation of negative leader discharges under switching impulses

Arevalo, Liliana; Cooray, Vernon

2010

LABORATORY LONG GAPS SIMULATION CONSIDERING A VARIABLE CORONA REGION

Arevalo, Liliana; Cooray, Vernon

2010

A RELIABLE NUMERICAL METHOD FOR THE CALCULATION OF BREAKDOWN VOLTAGES

Arevalo, Liliana; Cooray, Vernon

2010

On the upper limit of peak current in return strokes of lightning flashes

Cooray, Vernon

2009

Influence of multiple upward connecting leaders initiated from the same structure on the lightning attachment process

Arevalo, Liliana; Cooray, Vernon

2009

Propagation effects caused by multi-section mixed paths on electric fields of lightning return strokes

Cooray, Vernon; Cummings, Ken

2009

On simple approaches for the evaluation of lightning electromagnetic fields above stratified ground

Shoory, A; Rachidi, F; Cooray, Vernon; Moini, R et al.

2009

Horizontal electric field above and under ground produced by lightning flashes

Cooray, Vernon

2009

NOx production in laboratory discharges

Rahman, Mahbubur; Cooray, Vernon; Montaño, Raùl; Liyanage, Prasanna et al.

2008

Correlation between current and channel diameter of long laboratory sparks

Perera, C.; Fernando; Liyanage; Rahman et al.

Ingår i 29th International Conference on Lightning Protection, ICLP-2008, Uppsala, Sweden, June 23-26, 2008

On the Mechanism of X-ray Generation in Dart Leaders of Lightning Flashes

Cooray, Vernon; Rahman, Mahbubur

Ingår i EOS Trans. AGU, 89(53), Fall Meet. Suupl., Abstract AE21A-05, San Francisco, USA, 2008

Early streamer emission principle does not work under natural lightning!

Becerra, Marley; Cooray, Vernon

2008

Lightning attachment to power transmission lines: on the validity of the electrogeometric model

Becerra, Marley; Cooray, Vernon; Acácio, Silva Neto; Piantini, Alexandre

2008

Lightning attachment to common structures: is the rolling sphere method really adequate?

Becerra, Marley; Francisco, Roman; Cooray, Vernon

2008

On the physics of the interaction of aborted lightning upward connecting leaders with humans

Becerra, Marley; Cooray, Vernon

2008

Unusual slow development of cloud-to-air discharges observed in Sri Lanka in the tropic

Perera, Chandana; Fernando, Mahendra; Liyanage, Prasanna; Cooray, Vernon

2008

Using ratio between breakdown and return stroke intensity for narrowband flash distance estimation

Mäkelä, J. S; Porjo, N.; Jantunen, J.; Tuomi, Tapio et al.

2008

Correlation between current and monochromatic optical signatures of electrical discharges

Liyanage, Prasanna; Montano, Raul; Cooray, Vernon

2008

Study of lightning activity over Sri Lanka

Jeyanthiran, V; Edirisinghe, Mahesh; Fernanado, Mahendra; Cooray, Vernon

2008

HF radiation at 3 MHz, 5 MHz and 10 MHz associate with preliminary breakdown pulses observed in Sri Lanka

Jeyanthiran, V; Edirisinghe, Mahesh; Fernando, Mahendra; Gomes, Chandima et al.

2008

Evidence against naturally occurring bipolar lightning flashes

Mäkelä, J.S; Porjo, N; Mäkelä, A; Tuomi, Tapio et al.

2008

HF radiation pertinent to cloud flashes observed in Swedish thunderstorms

Jeyanthiran, V; Edirisinghe, Mahesh; Fernando, Mahendra; Cooray, Vernon

2008

A comparison of thunder signatures between cloud and ground flashes associated with audio frequency pressure variations over Sri Lanka

Bodika, J. A. P; Fernanado, Mahendra; Cooray, Vernon; Dharmaratna, W G D

2008

A novel procedure to represent lightning strokes – current dissipation return stroke models

Cooray, Vernon

2008

Breakdown times and voltages probability calculation using a simplified numerical methodology

Arevalo, Liliana; Cooray, Vernon; Montano, Raul

2008

Horizontal electric field at ground level in the vicinity of lightning return stroke channels evaluated using Sommerfeld’s integrals

Cooray, Vernon

2008

Modelling of Positive Discharges in Laboratory Gaps under Switching impulses

Arevalo, Liliana; Montano, Raul; Cooray, Vernon

2008

Breakdown effect on long gaps under switching impulses statistical variation

Arevalo, Liliana; Cooray, Vernon; Montano, Raul; Roman, Franscisco

2008

Simulation of the time-varying channel resistance: exponential decay versus strong-shock approximation

De Conti, A; Visacro, Silvério; Theethayi, Nelson; Cooray, Vernon

2008

Spark gap resistance for an electrostatic discharge at different pressures

Diaz, Oscar; Cooray, Vernon; Roman, Fransicso

2008

Narrowband radiation associated with lightning ground and cloud flashes: A review

Fernando, Mahendra; Cooray, Vernon

2008

Effects of branches, charge irregularities and tortuosity of the stepped leader channel on the current, electromagnetic fields and hf radiation of return strokes

Cooray, Vernon; Fernando, Mahendra

2008

X-ray production in laboratory discharges

Rahman, Mahbubur; Cooray, Vernon

2007

On the NOx production in lightning flashes

Cooray, Vernon; Rahman, Mahbubur; Rakov, V.

2007

NOx production in lightning flashes

Vernon, Cooray; Rahman, Mahbubur; Rakov, Vladimir

Ingår i International Conference on Atmospheric Electricity, ICAE, Beijing, China, 2007

X-ray Production in Laboratory Sparks in air

Rahman, Mahbubur; Cooray, Vernon; Rakov, V. A.

2007

On the NOx production in ‘cold’ electrical discharges

Cooray, Vernon; Becerra, Marley; Rahman, Mahbubur

Ingår i International Conference on Atmospheric Electricity, ICAE, Beijing, China, 2007

On the possibility of accelerating electrons to X-ray energies in the electric fields created during the meeting of positive and negative streamer fronts in laboratory electrical discharges

Cooray, Vernon; Dwyer, J.; Rahman, Mahbubur; Rassoul, H.

2007

Lightning Return Stroke Models and Electromagnetic Field Computation

Thottappillil, Rajeev; Cooray, Vernon; Theethayi, Nelson

2007

Dynamic modeling of the lightning upward connecting leader inception

Becerra, Marley; Cooray, Vernon

Ingår i Proceedings of the 28th International Conference on Lightning Protection, ICLP, Kanazawa, Japan, s. 543-548, 2006

On the effect of the finite ground conductivity on electromagnetic field radiated by lightning to tall towers

Cooray, Vernon; Diendorfer, G; Nucci, C.A.; Pavanello, D et al.

Ingår i Proceedings of the 28th Internat Conference on Lightning Protection, ICLP, Kanazawa, Japan, s. 267-272, 2006

On the Electric field at the tip of dart leaders in lightning flashes

Cooray, Vernon; Becerra, Marley; Rakov, V

Ingår i Proceedings of the 28th Internat Conference on Lightning Protection, ICLP, Kanazawa, Japan, s. 339-344, 2006

Striking distance of vulnerable points to be struck by lightning on complex structures

Becerra, Marley; Cooray, Vernon; Roman, F

Ingår i Proceedings of the 28th International Conference on Lightning Protection, ICLP, Kanazawa, Japan, s. 608-613, 2006

An improved upward leader propagation model

Becerra, Marley; Cooray, Vernon

Ingår i Proceedings of the 28th Internat Conference on Lightning Protection, ICLP, Kanazawa, Japan, s. 581-586, 2006

Lightning Return Stroke Models and Electromagnetic Field Computation, in Tutorial on EMC aspects of Lightning

Thottappillil, Rajeev; Theethayi, Nelson; Cooray, Vernon

2006

Direct measurement of NOx produced by lightning

Rahman, Mahbubur; Cooray, Vernon; Rakov, V.A.; Uman, M.A. et al.

Ingår i EOS Trans. AGU, 87(52), Fall Meet. Suupl., Abstract AE53A-0289, 2006, San Francisco, USA, 2006

Velocity of Laboratory Electrical Discharges at low Pressure

Becerra, Marley; Cooray, Vernon

2006

"Simple technique for detection of HF radiation from lightning

Makela, J. S.; Jantunen, J.; Ahola, T.; Hämäläinen, A. et al.

2006

Positive bipolar type radiation field from lightning in Sri Lanka

Sharma, S. R.; Fernando, M; Cooray, Vernon

2006

Signatures of the lightning HF radiation at 10 MHz, 5 MHz and 3 MHz associated with leader and return stroke process

Edirisinghe, M; Makela, J. S.; Montano, Raul; Fernando, M et al.

2006

A current generation type return stroke model that predicts the return stroke velocity

Cooray, Vernon; Rakov, V

2006

Efficiencies for production of NOx and O₃ by streamer discharges in air at atmospheric pressure

Cooray, Vernon; Rahman, Mahbubur

Ingår i 10th International Conference on Electrostatics, Helsinki, Finland, June 15-17, 2005

On the relationship between the discharge current, energy dissipation and the NOx production in spark discharges

Cooray, Vernon; Rahman, Mahbubur

Ingår i International Conference on Lightning and static Electricity, ICOLSE, Seattle, Washington, USA, September 19-23, 2005

Transient response of DC Converter station subjected to LIOV

Montaño, Raul; Edirisinghe, Mahesh; Fernando, Mahendra; Cooray, Vernon

Ingår i Proceeding of the VIII International Symposium on Lightning Protection, 2005

Effects of corona on pulse propagation along transmission lines with special attention to lightning return stroke models and return stroke velocity

Cooray, Vernon; Theethayi, Nelson

Ingår i VIII International Symposium on Lightning Protection, SIPDA, Sao Paulo, Brazil, November 21-25, 2005

Location of the vulnerable points to be struck by lightning in complex structures

Becerra, Marley; Cooray, Vernon; Abidin, Hartono Zainal

Ingår i International Conference on Lightning and Static Electricity, Seattle, 2005

On the validity of several approximate theories used in quantifying the propagation effects on lightning generated electromagnetic fields

Cooray, Vernon

Ingår i VIII International Symposium on LIghtning Protection, SIPDA, Sao Paulo, Brazil, November 21-25, 2005

A simplified model to represent the inception of upward leaders from grounded structures under the influence of lightning stepped leaders

Becerra, Marley; Cooray, Vernon

Ingår i VIII International Symposium on Lightning Protection, SIPDA, Sao Paulo, Brazil, November 21-25, 2005

Representation of the return stroke as a transmission line: the apparent return stroke velocity

Theethayi, Nelson; Cooray, Vernon

Ingår i Proceedings of International Conference on Lightning Protection, Avignon, France, 2004, 2004

The relationship between the leader charge and the return stroke current: Berger's data revisited

Cooray, Vernon; Rakov, Vladimir; Theethayi, Nelson

Ingår i International Conference on Lightning Protection, 2004

Penetration of lightning induced transient from high voltage to low voltage power system across distribution transformers

Montaño, Raul; Cooray, Vernon

Ingår i Proceeding of the 27th International Conference on Lightning Protection, 2004

Varistor models: a comparison between theory and practice

Montaño, Raul; Edirisinghe, Mahesh; Cooray, Vernon; Roman, Francisco

Ingår i Proceeding of the 27th International Conference on Lightning Protection, 2004

On attempts to protect a structure from lightning strikes by enhanced space charge generation

Cooray, Vernon; Zitnik, Mihael

Ingår i International Conference on Lightning Protection, Avignon, Frankrike, 2004

Frequency Spectrum of the Electromagnetic Fields of a Positive Return Strokes

Sharma, S.R.; Fernando, Mahendra; Cooray, Vernon

Ingår i International Conference on Lightning Protection, Avignon, France, 2004

On the Constraints Imposed by the Close Electric Field Signature on the Equivalent Corona Current in Lightning Return Stroke Models

Cooray, Vernon; Rakov, V.; Nucci, Carlo A.; Rachidi, F. et al.

Ingår i International Conference on Lightning Protection, Avignon, France, 2004

Optical Signatures of Laboratory Sparks with Currents Comparable to Return Strokes in Lightning Flashes

Liyanage, Prasanna; Montano, Raul; Cooray, Vernon

Ingår i International Conference on Lightning Protection, Avignon, France, 2004

Lightning radiation field spectra of cloud flashes

Sonnadara, Upul; Cooray, Vernon; Fernando, Mahendra

Ingår i International Conference on Lightning Protection, Avignon, France, 2004

Response of Surge Protection Devices to Fast Current Impulses

Edirisinghe, Mahesh; Montano, Raul; Cooray, Vernon

Ingår i International Conference on Lightning Protection, Avignon, France, 2004

NOx Production in Laser -Induced Plasma as a Function of Dissipated Energy

Rahman, M.; Cooray, V.

Ingår i EOS Trans. AGU, 84(46), Fall Meet. Suppl., Abstract AE32A-0158, 2003, San Francisco, USA, 2003

A Novel Modification of the ’Transmission Line Model’ of Lightning Return Strokes

Cooray, V.; Zitnik, M.; Strandberg, G.; Rahman, M. et al.

Ingår i 26th International Conference on Lightning Protection, ICLP2002, Cracow, Poland, September 2-6,                       Vol. 1, p50-55, s. 50-55, 2002

Physical Model of Surge-Current Characteristics of buried vertical Rods in the Presence of Soil Ionisation

Cooray, V.; Zitnik, M.; Manyahi, M.; Montano, R. et al.

Ingår i 26th International Conference on Lightning Protection, ICLP-2002, Cracow, Poland, September 2-6, Vol. 1, p357-362, s. 357-362, 2002

NOx Generation in Laser-produced Plasma as a Function of Dissipated Energy

Rahman, Mahbubur; Cooray, Vernon

Ingår i 26th International Conference on Lightning Protection, ICLP2002, Cracow, Poland, September 2-6, Vol. 2, p767-770, s. 767-770, 2002

Signatures of Narrow Bipolar Pulses as Part of Cloud-to-Ground Flashes in Tropical Thunderstorms

Mohd Esa, Mona Riza; Ahmad, Mohd Riduan; Cooray, Vernon; Ahmad, Noor Azlinda

2014

Wavelet Profile of Initial Breakdown Process Accompanied by Narrow Bipolar Pulses

Mohd Esa, Mona Riza; Ahmad, Mohd Riduan; Cooray, Vernon

2014

Electric Field Signature of Narrow Bipolar Pulse Observed in Sweden

Ahmad, Mohd Riduan; Mohd Esa, Mona Riza; Cooray, Vernon; Hettiarachchi, Pasan et al.

2014

Electric field changes generated by preliminary breakdown pulse for positive lightning ground flashes in Sweden

Baharudin, Zikri Abadi; Cooray, Vernon; Rahman, Mahbubur; Hettiarachchi, Pasan et al.

Oscillations Observed in Bipolar Electric Fields from Distant Cloud-to-Ground Lightning Flashes

Johari, Dalina; Cooray, Vernon

Wavelet Analysis of the First Pulse of Initial Breakdown Process in Lightning Discharges

Mohd Esa, Mona Riza; Ahmad, Mohd Riduan; Cooray, Vernon

2013

The Lightning Flash

Cooray, Vernon

IET Digital Library, 2014

• DOI för The Lightning Flash