Ólafur Gudmundsson

Hydrothermal fluid flow triggered by an earthquake in Iceland

Geoffroy, Laurent; Dorbath, Catherine; Agustsson, Kristjan; Kristjansdottir, Sigriour et al.

Ingår i Communications Earth & Environment, 2022

• DOI för Hydrothermal fluid flow triggered by an earthquake in Iceland
• Ladda ner fulltext (pdf) av Hydrothermal fluid flow triggered by an earthquake in Iceland

A shear-wave velocity model for the Scandinavian lithosphere from Rayleigh waves and ambient noise - Implications for the origin of the topography of the Scandes mountain range

Mauerberger, Alexandra; Sadeghisorkhani, Hamzeh; Maupin, Valerie; Gudmundsson, Ólafur et al.

Ingår i Tectonophysics, 2022

• DOI för A shear-wave velocity model for the Scandinavian lithosphere from Rayleigh waves and ambient noise - Implications for the origin of the topography of the Scandes mountain range

Volcanic tremor of the 2010 Eyjafjallajökull eruption

Benediktsdottir, Asdis; Gudmundsson, Ólafur; Li, Ka Lok; Brandsdottir, Bryndis

Ingår i Geophysical Journal International, s. 1015-1037, 2022

• DOI för Volcanic tremor of the 2010 Eyjafjallajökull eruption

Local Earthquake Tomography in the Tjörnes Fracture Zone (North Iceland)

Abril, Claudia; Tryggvason, Ari; Gudmundsson, Ólafur; Steffen, Rebekka

Ingår i Journal of Geophysical Research - Solid Earth, 2021

• DOI för Local Earthquake Tomography in the Tjörnes Fracture Zone (North Iceland)
• Ladda ner fulltext (pdf) av Local Earthquake Tomography in the Tjörnes Fracture Zone (North Iceland)

Anomalous azimuthal variations with 360 degrees periodicity of Rayleigh phase velocities observed in Scandinavia

Mauerberger, Alexandra; Maupin, Valerie; Gudmundsson, Ólafur; Tilmann, Frederik

Ingår i Geophysical Journal International, s. 1684-1704, 2021

• DOI för Anomalous azimuthal variations with 360 degrees periodicity of Rayleigh phase velocities observed in Scandinavia

Hydrothermal fluid flow triggered by an earthquake in Iceland

Geoffroy, Laurent; Dorbath, Catherine; Agustsson, Kristjan; Kristjansdottir, Sigriour et al.

Ingår i Communications Earth & Environment, 2022

• DOI för Hydrothermal fluid flow triggered by an earthquake in Iceland
• Ladda ner fulltext (pdf) av Hydrothermal fluid flow triggered by an earthquake in Iceland

A shear-wave velocity model for the Scandinavian lithosphere from Rayleigh waves and ambient noise - Implications for the origin of the topography of the Scandes mountain range

Mauerberger, Alexandra; Sadeghisorkhani, Hamzeh; Maupin, Valerie; Gudmundsson, Ólafur et al.

Ingår i Tectonophysics, 2022

• DOI för A shear-wave velocity model for the Scandinavian lithosphere from Rayleigh waves and ambient noise - Implications for the origin of the topography of the Scandes mountain range

Volcanic tremor of the 2010 Eyjafjallajökull eruption

Benediktsdottir, Asdis; Gudmundsson, Ólafur; Li, Ka Lok; Brandsdottir, Bryndis

Ingår i Geophysical Journal International, s. 1015-1037, 2022

• DOI för Volcanic tremor of the 2010 Eyjafjallajökull eruption

Local Earthquake Tomography in the Tjörnes Fracture Zone (North Iceland)

Abril, Claudia; Tryggvason, Ari; Gudmundsson, Ólafur; Steffen, Rebekka

Ingår i Journal of Geophysical Research - Solid Earth, 2021

• DOI för Local Earthquake Tomography in the Tjörnes Fracture Zone (North Iceland)
• Ladda ner fulltext (pdf) av Local Earthquake Tomography in the Tjörnes Fracture Zone (North Iceland)

Anomalous azimuthal variations with 360 degrees periodicity of Rayleigh phase velocities observed in Scandinavia

Mauerberger, Alexandra; Maupin, Valerie; Gudmundsson, Ólafur; Tilmann, Frederik

Ingår i Geophysical Journal International, s. 1684-1704, 2021

• DOI för Anomalous azimuthal variations with 360 degrees periodicity of Rayleigh phase velocities observed in Scandinavia

Shear wave structure of southern Sweden from precise phase-velocity measurements of ambient-noise data

Sadeghisorkhani, Hamzeh; Gudmundsson, Ólafur; Li, Ka Lok; Tryggvason, Ari et al.

Ingår i Geophysical Journal International, s. 494-511, 2021

• DOI för Shear wave structure of southern Sweden from precise phase-velocity measurements of ambient-noise data

ScanArray: A Broadband Seismological Experiment in the Baltic Shield

Thybo, Hans; Bulut, Nevra; Grund, Michael; Mauerberger, Alexandra et al.

Ingår i Seismological Research Letters, s. 2811-2823, 2021

• DOI för ScanArray: A Broadband Seismological Experiment in the Baltic Shield

A Probabilistic Tremor Location Method

Li, Ka Lok; Gudmundsson, Ólafur

Ingår i Geophysical Research Letters, 2020

• DOI för A Probabilistic Tremor Location Method
• Ladda ner fulltext (pdf) av A Probabilistic Tremor Location Method

Magma "bright spots" mapped beneath Krafla, Iceland, using RVSP imaging of reflected waves from microearthquakes

Kim, Doyeon; Brown, Larry D.; Arnason, Knutur; Gudmundsson, Ólafur et al.

Ingår i Journal of Volcanology and Geothermal Research, 2020

• DOI för Magma "bright spots" mapped beneath Krafla, Iceland, using RVSP imaging of reflected waves from microearthquakes

The 2011 unrest at Katla volcano: seismicity and geological context

Sgattoni, Giulia; Lucchi, Federico; Einarsson, Pall; Gudmundsson, Ólafur et al.

Ingår i Jökull, s. 53-70, 2019

• DOI för The 2011 unrest at Katla volcano: seismicity and geological context

Seismicity of the Hengill area, SW Iceland: Details revealed by catalog relocation and collapsing

Li, Ka Lok; Abril, Claudia; Gudmundsson, Ólafur; Gudmundsson, Gunnar B.

Ingår i Journal of Volcanology and Geothermal Research, s. 15-26, 2019

• DOI för Seismicity of the Hengill area, SW Iceland: Details revealed by catalog relocation and collapsing

Processing automatic seismic event detections: an iterative sorting algorithm improving earthquake hypocentres using interevent cross-correlation

Wagner, Frederic; Tryggvason, Ari; Roberts, Roland; Gudmundsson, Ólafur

Ingår i Geophysical Journal International, s. 1268-1280, 2019

• DOI för Processing automatic seismic event detections: an iterative sorting algorithm improving earthquake hypocentres using interevent cross-correlation
• Ladda ner fulltext (pdf) av Processing automatic seismic event detections: an iterative sorting algorithm improving earthquake hypocentres using interevent cross-correlation

GSpecDisp: a Matlab GUI package for phase-velocity dispersion measurements from ambient-noise correlations

Sadeghisorkhani, Hamzeh; Gudmundsson, Ólafur; Tryggvason, Ari

Ingår i Computers & Geosciences, s. 41-53, 2018

• DOI för GSpecDisp: a Matlab GUI package for phase-velocity dispersion measurements from ambient-noise correlations

Relocating earthquakes with empirical traveltimes

Abril, Claudia; Gudmundsson, Ólafur

Ingår i Geophysical Journal International, s. 2098-2114, 2018

• DOI för Relocating earthquakes with empirical traveltimes

The 2011 unrest at Katla volcano: characterization and interpretation of the tremor sources

Gudmundsson, Ólafur

Ingår i Journal of Volcanology and Geothermal Research, s. 63-78, 2017

• DOI för The 2011 unrest at Katla volcano: characterization and interpretation of the tremor sources

Ambient-noise tomography of Katla volcano, south Iceland

Gudmundsson, Ólafur

Ingår i Journal of Volcanology and Geothermal Research, s. 264-277, 2017

• DOI för Ambient-noise tomography of Katla volcano, south Iceland

A peculiar cluster of microearthquakes on the eastern flank of Katla volcano, southern Iceland

Jeddi, Zeinab; Sgattoni, Giulia; Gudmundsson, Ólafur; Tryggvason, Ari et al.

Ingår i Jökull, s. 1-16, 2017

Jeddi, Zeinab, Sgattoni, Giulia, Gudmundsson, Olafur, Tryggvason, Ari, Lund, Björn, 2017.  A peculiar cluster of microearthquakes on the eastern flank of Katla volcano, southern Iceland, Jökull 67, 1-16.

Gudmundsson, Olafur

Ingår i Jökull, s. 1-16, 2017

Automatic seismic event detection using migration and stacking: a performance and parameter study in Hengill, southwest Iceland

Wagner, Frederic; Tryggvason, Ari; Roberts, Roland G.; Lund, Björn et al.

Ingår i Geophysical Journal International, s. 1866-1877, 2017

• DOI för Automatic seismic event detection using migration and stacking: a performance and parameter study in Hengill, southwest Iceland

Velocity-measurement bias of the ambient noise method due to source directivity: A case study for the Swedish National Seismic Network

Sadeghisorkhani, Hamzeh; Gudmundsson, Ólafur; Roberts, Roland; Tryggvason, Ari

Ingår i Geophysical Journal International, s. 1648-1659, 2017

• DOI för Velocity-measurement bias of the ambient noise method due to source directivity: A case study for the Swedish National Seismic Network

A double-correlation tremor-location method

Li, Ka Lok; Sgattoni, Giulia; Sadeghisorkhani, Hamzeh; Roberts, Roland et al.

Ingår i Geophysical Journal International, s. 1231-1236, 2017

• DOI för A double-correlation tremor-location method

Ambient noise tomography of Eyjafjallajokull volcano, Iceland

Benediktsdottir, Asdis; Gudmundsson, Ólafur; Brandsdottir, Bryndis; Tryggvason, Ari

Ingår i Journal of Volcanology and Geothermal Research, s. 250-263, 2017

• DOI för Ambient noise tomography of Eyjafjallajokull volcano, Iceland

Ambient-noise tomography of Katla volcano, south Iceland

Jeddi, Zeinab; Gudmundsson, Ólafur; Tryggvason, Ari

Ingår i Journal of Volcanology and Geothermal Research, s. 264-277, 2017

• DOI för Ambient-noise tomography of Katla volcano, south Iceland

The 2011 unrest at Katla volcano: Characterization and interpretation of the tremor sources

Sgattoni, Giulia; Gudmundsson, Ólafur; Einarsson, Pall; Lucchi, Federico et al.

Ingår i Journal of Volcanology and Geothermal Research, s. 63-78, 2017

• DOI för The 2011 unrest at Katla volcano: Characterization and interpretation of the tremor sources

Locating tremor using stacked products of correlations

Li, Ka Lok; Sadeghisorkhani, Hamzeh; Sgattoni, Giulia; Gudmundsson, Ólafur et al.

Ingår i Geophysical Research Letters, s. 3156-3164, 2017

• DOI för Locating tremor using stacked products of correlations

The Katla volcanic system imaged using local earthquakes recorded with a temporary seismic network

Jeddi, Zeinab; Tryggvason, Ari; Gudmundsson, Ólafur

Ingår i Journal of Geophysical Research - Solid Earth, s. 7230-7251, 2016

• DOI för The Katla volcanic system imaged using local earthquakes recorded with a temporary seismic network

Mapping the source distribution of microseisms using noise covariogram envelopes

Sadeghisorkhani, Hamzeh; Gudmundsson, Ólafur; Roberts, Roland; Tryggvason, Ari

Ingår i Geophysical Journal International, s. 1473-1491, 2016

• DOI för Mapping the source distribution of microseisms using noise covariogram envelopes

Magma plumbing for the 2014–2015 Holuhraun eruption, Iceland

Geiger, Harri; Mattsson, Tobias; Deegan, Frances; Troll, Valentin et al.

Ingår i Geochemistry Geophysics Geosystems, s. 2953-2968, 2016

• DOI för Magma plumbing for the 2014–2015 Holuhraun eruption, Iceland

Joint relative location of earthquakes without a pre-defined velocity model: an example from a peculiar seismic cluster on Katla volcano's south-flank (Iceland)

Sgattoni, G.; Gudmundsson, Ólafur; Einarsson, P.; Lucchi, F.

Ingår i Geophysical Journal International, s. 1244-1257, 2016

• DOI för Joint relative location of earthquakes without a pre-defined velocity model: an example from a peculiar seismic cluster on Katla volcano's south-flank (Iceland)

Focusing patterns of seismicity with relocation and collapsing

Li, Ka Lok; Gudmundsson, Ólafur; Tryggvason, Ari; Bödvarsson, Reynir et al.

Ingår i Journal of Seismology, s. 771-786, 2016

• DOI för Focusing patterns of seismicity with relocation and collapsing

Long-period seismic events with strikingly regular temporal patterns on Katla volcano’s south flank (Iceland)

Sgattoni, Giulia; Jeddi, Zeinab; Gudmundsson, Ólafur; Einarsson, Pall et al.

Ingår i Journal of Volcanology and Geothermal Research, s. 28-40, 2016

• DOI för Long-period seismic events with strikingly regular temporal patterns on Katla volcano’s south flank (Iceland)

Reconstruction of subsurface structure from ambient seismic noise: an example from Ketzin, Germany

Xu, Zhuo; Juhlin, Christopher; Gudmundsson, Ólafur; Zhang, Fengjiao et al.

Ingår i Geophysical Journal International, s. 1085-1102, 2012

• DOI för Reconstruction of subsurface structure from ambient seismic noise: an example from Ketzin, Germany

The May 29(th) 2008 earthquake aftershock sequence within the South Iceland Seismic Zone: Fault locations and source parameters of aftershocks

Brandsdottir, Bryndis; Parsons, Matthew; White, Robert S.; Gudmundsson, Olafur et al.

Ingår i Jokull, s. 23-46, 2010

Earthquakes and pre-earthquake processes, special issue

Jakobsdottir, Steinunn Sigriour; Gudmundsson, Olafur; Arnadottir, Pora

Ingår i Jokull, s. 1-2, 2010

Geothermal noise at Olkelduhals, SW Iceland

Gudmundsson, Olafur; Brandsdottir, Bryndis

Ingår i Jokull, s. 89-102, 2010

Imaging the 2010-2011 Inflationary Source at Krysuvik, SW Iceland, Using Time-Dependent Vp/Vs Tomography

Hobe, Alex; Gudmundsson, Ólafur; Tryggvason, Ari; The SIL Seismological Group, -

Ingår i World Geothermal Congress 2020+1, 2021

Seismicity Patterns Due to Magma Intrusions Underneath Geothermal Power Plants

Hobe, Alex; Geirsson, Halldor; Tryggvason, Ari; Gudmundsson, Ólafur et al.

Ingår i World Geothermal Congress 2020+1, 2021

Double-difference relocation and local-earthquake tomography of the Vp, Vs, and Vp/Vs structure in Hengill, SW Iceland

Wagner, Frederic; Tryggvason, Ari; Gudmundsson, Ólafur