Olof Karis

Electrical Control of Ultrafast Magnetic Speeds in Graphene Spin Field-Effect Junctions

Muradas-Belinchón, David; Mukhopadhyay, Suchetana; Foggetti, Francesco; Panda, Surya N. et al.

Ingår i Physical Review Letters, 2025

• DOI för Electrical Control of Ultrafast Magnetic Speeds in Graphene Spin Field-Effect Junctions
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Evidence of an exchange-based origin of demagnetization from the fluence dependent delay of Ni in a disordered Fe_0.5⁢Ni_0.5 alloy

Jana, Somnath; Knut, Ronny; Singh, Puloma; Yao, Kelvin et al.

Ingår i Physical Review B, 2025

• DOI för Evidence of an exchange-based origin of demagnetization from the fluence dependent delay of Ni in a disordered Fe_0.5⁢Ni_0.5 alloy
• Ladda ner fulltext (pdf) av Evidence of an exchange-based origin of demagnetization from the fluence dependent delay of Ni in a disordered Fe_0.5⁢Ni_0.5 alloy

Elemental asymmetries of spin and electron dynamics in an insulating ferrimagnet

Saha, S.; Knut, Ronny; Malik, R. S.; Jatkar, K. et al.

Ingår i Applied Physics Letters, 2025

• DOI för Elemental asymmetries of spin and electron dynamics in an insulating ferrimagnet

Redox reaction at buried ZnO/Ti thin film interface as seen by hard x-ray photoemission and thermal desorption spectroscopy

Chernysheva, Ekaterina; Philippe, Bertrand; Rensmo, Håkan; Karis, Olof et al.

Ingår i Applied Surface Science, 2025

• DOI för Redox reaction at buried ZnO/Ti thin film interface as seen by hard x-ray photoemission and thermal desorption spectroscopy

Near-surface electronic structure in strained Ni-ferrite films: An x-ray absorption spectroscopy study

Saha, S.; Knut, Ronny; Gupta, A.; Radu, F. et al.

Ingår i Journal of Vacuum Science & Technology. A. Vacuum, Surfaces, and Films, 2024

• DOI för Near-surface electronic structure in strained Ni-ferrite films: An x-ray absorption spectroscopy study
• Ladda ner fulltext (pdf) av Near-surface electronic structure in strained Ni-ferrite films: An x-ray absorption spectroscopy study

Electrical Control of Ultrafast Magnetic Speeds in Graphene Spin Field-Effect Junctions

Muradas-Belinchón, David; Mukhopadhyay, Suchetana; Foggetti, Francesco; Panda, Surya N. et al.

Ingår i Physical Review Letters, 2025

• DOI för Electrical Control of Ultrafast Magnetic Speeds in Graphene Spin Field-Effect Junctions
• Ladda ner fulltext (pdf) av Electrical Control of Ultrafast Magnetic Speeds in Graphene Spin Field-Effect Junctions

Evidence of an exchange-based origin of demagnetization from the fluence dependent delay of Ni in a disordered Fe_0.5⁢Ni_0.5 alloy

Jana, Somnath; Knut, Ronny; Singh, Puloma; Yao, Kelvin et al.

Ingår i Physical Review B, 2025

• DOI för Evidence of an exchange-based origin of demagnetization from the fluence dependent delay of Ni in a disordered Fe_0.5⁢Ni_0.5 alloy
• Ladda ner fulltext (pdf) av Evidence of an exchange-based origin of demagnetization from the fluence dependent delay of Ni in a disordered Fe_0.5⁢Ni_0.5 alloy

Elemental asymmetries of spin and electron dynamics in an insulating ferrimagnet

Saha, S.; Knut, Ronny; Malik, R. S.; Jatkar, K. et al.

Ingår i Applied Physics Letters, 2025

• DOI för Elemental asymmetries of spin and electron dynamics in an insulating ferrimagnet

Redox reaction at buried ZnO/Ti thin film interface as seen by hard x-ray photoemission and thermal desorption spectroscopy

Chernysheva, Ekaterina; Philippe, Bertrand; Rensmo, Håkan; Karis, Olof et al.

Ingår i Applied Surface Science, 2025

• DOI för Redox reaction at buried ZnO/Ti thin film interface as seen by hard x-ray photoemission and thermal desorption spectroscopy

Near-surface electronic structure in strained Ni-ferrite films: An x-ray absorption spectroscopy study

Saha, S.; Knut, Ronny; Gupta, A.; Radu, F. et al.

Ingår i Journal of Vacuum Science & Technology. A. Vacuum, Surfaces, and Films, 2024

• DOI för Near-surface electronic structure in strained Ni-ferrite films: An x-ray absorption spectroscopy study
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Atom-specific magnon driven ultrafast spin dynamics in Fe_1-xNi_x alloys

Jana, Somnath; Knut, Ronny; Delczeg-Czirjak, Erna Krisztina; Malik, Rameez Saeed et al.

Ingår i Physical Review B, 2023

• DOI för Atom-specific magnon driven ultrafast spin dynamics in Fe_1-xNi_x alloys
• Ladda ner fulltext (pdf) av Atom-specific magnon driven ultrafast spin dynamics in Fe_1-xNi_x alloys

Element-resolved evidence of superdiffusive spin current arising from ultrafast demagnetization process

Gupta, Rahul; Cosco, F.; Malik, Rameez Saeed; Chen, Xin et al.

Ingår i Physical Review B, 2023

• DOI för Element-resolved evidence of superdiffusive spin current arising from ultrafast demagnetization process
• Ladda ner fulltext (pdf) av Element-resolved evidence of superdiffusive spin current arising from ultrafast demagnetization process

Atom-specific magnon-driven ultrafast spin dynamics in Fe1-xNix alloys

Jana, Somnath; Knut, Ronny; Delczeg-Czirjak, Erna Krisztina; Malik, Rameez Saeed et al.

Ingår i Physical Review B, 2023

• DOI för Atom-specific magnon-driven ultrafast spin dynamics in Fe1-xNix alloys
• Ladda ner fulltext (pdf) av Atom-specific magnon-driven ultrafast spin dynamics in Fe1-xNix alloys

Observation of coherently coupled cation spin dynamics in an insulating ferrimagnetic oxide

Klewe, C.; Shafer, P.; Shoup, J. E.; Kons, C. et al.

Ingår i Applied Physics Letters, 2023

• DOI för Observation of coherently coupled cation spin dynamics in an insulating ferrimagnetic oxide

Element-selective ultrafast magnetization dynamics of hybrid Stoner-Heisenberg magnets

Elhanoty, Mohamed F.; Eriksson, Olle; Knut, Ronny; Karis, Olof et al.

Ingår i Physical Review B, 2022

• DOI för Element-selective ultrafast magnetization dynamics of hybrid Stoner-Heisenberg magnets
• Ladda ner fulltext (pdf) av Element-selective ultrafast magnetization dynamics of hybrid Stoner-Heisenberg magnets

Ultrafast modification of the electronic structure of a correlated insulator

Grånäs, Oscar; Vaskivskyi, I.; Wang, X.; Thunström, Patrik et al.

Ingår i Physical Review Research, 2022

• DOI för Ultrafast modification of the electronic structure of a correlated insulator
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Experimental confirmation of the delayed Ni demagnetization in FeNi alloy

Jana, S.; Knut, Ronny; Muralidhar, S.; Malik, Rameez Saeed et al.

Ingår i Applied Physics Letters, 2022

• DOI för Experimental confirmation of the delayed Ni demagnetization in FeNi alloy
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All-alkoxide based deposition and properties of a multilayer La0.67Sr0.33MnO3/CoFe2O4/La0.67Sr0.33MnO3 film

Kumar, P. Anil; Lashgari, Koroush; Naim Katea, Sarmad; Karis, Olof et al.

Ingår i European Journal of Inorganic Chemistry, s. 1736-1744, 2021

• DOI för All-alkoxide based deposition and properties of a multilayer La0.67Sr0.33MnO3/CoFe2O4/La0.67Sr0.33MnO3 film
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Perpendicular and In-Plane Hole Asymmetry in a Strained NiFe₂O₄ film

Knut, Ronny; Malik, Rameez Saeed; Kons, C.; Shoup, J. et al.

Ingår i Journal of Physics, 2021

• DOI för Perpendicular and In-Plane Hole Asymmetry in a Strained NiFe₂O₄ film

Quantifying Spin-Mixed States in Ferromagnets

Shaw, Justin M.; Knut, Ronny; Armstrong, Abigail; Bhandary, Sumanta et al.

Ingår i Physical Review Letters, 2021

• DOI för Quantifying Spin-Mixed States in Ferromagnets

Element-Specific Magnetization Dynamics in Co-Pt Alloys Induced by Strong Optical Excitation

Vaskivskyi, Igor; Malik, Rameez Saeed; Salemi, Leandro; Turenne, Diego et al.

Ingår i The Journal of Physical Chemistry C, s. 11714-11721, 2021

• DOI för Element-Specific Magnetization Dynamics in Co-Pt Alloys Induced by Strong Optical Excitation
• Ladda ner fulltext (pdf) av Element-Specific Magnetization Dynamics in Co-Pt Alloys Induced by Strong Optical Excitation

Optical and extreme UV studies of spin dynamics in metallic and insulating ferrimagnets

Liu, H.; Knut, Ronny; Saha, Susmita; Malik, Rameez Saeed et al.

Ingår i Journal of Applied Physics, 2021

• DOI för Optical and extreme UV studies of spin dynamics in metallic and insulating ferrimagnets
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Structure and Electronic Effects from Mn and Nb Co-doping for Low Band Gap BaTiO3 Ferroelectrics

Mukherjee, Soham; Phuyal, Dibya; Segre, Carlo U.; Das, Shyamashis et al.

Ingår i The Journal of Physical Chemistry C, s. 14910-14923, 2021

• DOI för Structure and Electronic Effects from Mn and Nb Co-doping for Low Band Gap BaTiO3 Ferroelectrics
• Ladda ner fulltext (pdf) av Structure and Electronic Effects from Mn and Nb Co-doping for Low Band Gap BaTiO3 Ferroelectrics

Nonlocal Interactions in the Double Perovskite Sr2FeMoO6 from Core-Level X-ray Spectroscopy

Phuyal, Dibya; Mukherjee, Soham; Panda, Swarup K.; Man, Gabriel et al.

Ingår i The Journal of Physical Chemistry C, s. 11249-11256, 2021

• DOI för Nonlocal Interactions in the Double Perovskite Sr2FeMoO6 from Core-Level X-ray Spectroscopy
• Ladda ner fulltext (pdf) av Nonlocal Interactions in the Double Perovskite Sr2FeMoO6 from Core-Level X-ray Spectroscopy

Ultrafast magnetization dynamics in the half-metallic Heusler alloy Co2FeAl

Malik, Rameez Saeed; Delczeg-Czirjak, Erna Krisztina; Knut, Ronny; Thonig, D. et al.

Ingår i Physical Review B, 2021

• DOI för Ultrafast magnetization dynamics in the half-metallic Heusler alloy Co2FeAl

Magnetic polarons and spin-glass behavior in insulating La1-xSrxCoO3 (x = 0.125 and 0.15)

Anil Kumar, Puri; Nag, Abhishek; Mathieu, Roland; Das, Ranjan et al.

Ingår i Physical Review Research, 2020

• DOI för Magnetic polarons and spin-glass behavior in insulating La1-xSrxCoO3 (x = 0.125 and 0.15)
• Ladda ner fulltext (pdf) av Magnetic polarons and spin-glass behavior in insulating La1-xSrxCoO3 (x = 0.125 and 0.15)

Analysis of the linear relationship between asymmetry and magnetic moment at the M edge of 3d transition metals

Jana, Somnath; Malik, Rameez S.; Kvashnin, Yaroslav O.; Locht, Inka L. M. et al.

Ingår i Physical Review Research, 2020

• DOI för Analysis of the linear relationship between asymmetry and magnetic moment at the M edge of 3d transition metals
• Ladda ner fulltext (pdf) av Analysis of the linear relationship between asymmetry and magnetic moment at the M edge of 3d transition metals

Ultimate Spin Currents in Commercial Chemical Vapor Deposited Graphene

Panda, Jaganandha; Maddu, Ramu; Karis, Olof; Sarkar, Tapati et al.

Ingår i ACS Nano, s. 12771-12780, 2020

• DOI för Ultimate Spin Currents in Commercial Chemical Vapor Deposited Graphene
• Ladda ner fulltext (pdf) av Ultimate Spin Currents in Commercial Chemical Vapor Deposited Graphene

Interplay of charge density wave and multiband superconductivity in layered quasi-two-dimensional materials: The case of 2H-NbS2 and 2H-NbSe2

Majumdar, Arnab; VanGennep, Derrick; Brisbois, Jeremy; Chareev, Dmitriy et al.

Ingår i Physical Review Materials, 2020

• DOI för Interplay of charge density wave and multiband superconductivity in layered quasi-two-dimensional materials: The case of 2H-NbS2 and 2H-NbSe2

Origin of itinerant carriers in antiferromagnetic LaFe_1-xMo_xO₃ studied by x-ray spectroscopies

Phuyal, Dibya; Mukherjee, Soham; Panda, S. K.; Jana, Somnath et al.

Ingår i Physical Review Materials, 2020

• DOI för Origin of itinerant carriers in antiferromagnetic LaFe_1-xMo_xO₃ studied by x-ray spectroscopies
• Ladda ner fulltext (pdf) av Origin of itinerant carriers in antiferromagnetic LaFe_1-xMo_xO₃ studied by x-ray spectroscopies

Coexistence of Superconductivity and Charge Density Waves in Tantalum Disulfide: Experiment and Theory

Kvashnin, Yaroslav; VanGennep, D.; Mito, M.; Medvedev, S. A. et al.

Ingår i Physical Review Letters, 2020

• DOI för Coexistence of Superconductivity and Charge Density Waves in Tantalum Disulfide: Experiment and Theory
• Ladda ner fulltext (pdf) av Coexistence of Superconductivity and Charge Density Waves in Tantalum Disulfide: Experiment and Theory

Nonreciprocal spin pumping damping in asymmetric magnetic trilayers

Pogoryelov, Yevgen; Pereiro, Manuel; Jana, Somnath; Kumar, Ankit et al.

Ingår i Physical Review B, 2020

• DOI för Nonreciprocal spin pumping damping in asymmetric magnetic trilayers
• Ladda ner fulltext (pdf) av Nonreciprocal spin pumping damping in asymmetric magnetic trilayers

Ferroelectric properties of BaTiO₃ thin films co-doped with Mn and Nb

Phuyal, Dibya; Mukherjee, Soham; Jana, Somnath; Denoel, Fernand et al.

Ingår i AIP Advances, 2019

• DOI för Ferroelectric properties of BaTiO₃ thin films co-doped with Mn and Nb
• Ladda ner fulltext (pdf) av Ferroelectric properties of BaTiO₃ thin films co-doped with Mn and Nb

Revisiting Goodenough-Kanamori rules in a new series of double perovskites LaSr1-xCaxNiReO6

Jana, Somnath; Aich, Payel; Anil Kumar, Puri; Forslund, O. K. et al.

Ingår i Scientific Reports, 2019

• DOI för Revisiting Goodenough-Kanamori rules in a new series of double perovskites LaSr1-xCaxNiReO6
• Ladda ner fulltext (pdf) av Revisiting Goodenough-Kanamori rules in a new series of double perovskites LaSr1-xCaxNiReO6

Two-Dimensional Flexible High Diffusive Spin Circuits

Serrano, Ismael G.; Panda, Jaganandha; Denoel, Fernand; Vallin, Örjan et al.

Ingår i Nano Letters, s. 666-673, 2019

• DOI för Two-Dimensional Flexible High Diffusive Spin Circuits

Highly Stabilized Quantum Dot Ink for Efficient Infrared Light Absorbing Solar Cells

Jia, Donglin; Chen, Jingxuan; Zheng, Siyu; Phuyal, Dibya et al.

Ingår i Advanced Energy Materials, 2019

• DOI för Highly Stabilized Quantum Dot Ink for Efficient Infrared Light Absorbing Solar Cells

Peculiar magnetic states in the double perovskite Nd2NiMnO6

Pal, Somnath; Jana, Somnath; Govinda, Sharada; Pal, Banabir et al.

Ingår i Physical Review B, 2019

• DOI för Peculiar magnetic states in the double perovskite Nd2NiMnO6

Charge disproportionate antiferromagnetism at the verge of the insulator-metal transition in doped LaFeO3

Jana, Somnath; Panda, S. K.; Phuyal, Dibya; Pal, B. et al.

Ingår i Physical Review B, 2019

• DOI för Charge disproportionate antiferromagnetism at the verge of the insulator-metal transition in doped LaFeO3

An effective approach of vapour assisted morphological tailoring for reducing metal defect sites in lead-free, (CH3NH3)(3)Bi2I9 bismuth-based perovskite solar cells for improved performance and long-term stability

Jain, Sagar M.; Phuyal, Dibya; Davies, Matthew L.; Li, Meng et al.

Ingår i Nano Energy, s. 614-624, 2018

• DOI för An effective approach of vapour assisted morphological tailoring for reducing metal defect sites in lead-free, (CH3NH3)(3)Bi2I9 bismuth-based perovskite solar cells for improved performance and long-term stability

Inorganic CsPbI₃ Perovskite Coating on PbS Quantum Dot for Highly Efficient and Stable Infrared Light Converting Solar Cells

Zhang, Xiaoliang; Zhang, Jindan; Phuyal, Dibya; Du, Juan et al.

Ingår i Advanced Energy Materials, 2018

• DOI för Inorganic CsPbI₃ Perovskite Coating on PbS Quantum Dot for Highly Efficient and Stable Infrared Light Converting Solar Cells

Investigation of the spectral properties and magnetism of BiFeO3 by dynamical mean-field theory

Paul, Souvik; Iusan, Diana; Thunström, Patrik; Kvashnin, Yaroslav et al.

Ingår i Physical Review B, 2018

• DOI för Investigation of the spectral properties and magnetism of BiFeO3 by dynamical mean-field theory

The electronic structure and band interface of cesium bismuth iodide on a titania heterostructure using hard X-ray spectroscopy

Phuyal, Dibya; Jain, Sagar Motilal; Philippe, Bertrand; Johansson, Malin B et al.

Ingår i Journal of Materials Chemistry A, s. 9498-9505, 2018

• DOI för The electronic structure and band interface of cesium bismuth iodide on a titania heterostructure using hard X-ray spectroscopy
• Ladda ner fulltext (pdf) av The electronic structure and band interface of cesium bismuth iodide on a titania heterostructure using hard X-ray spectroscopy

The origin of low bandgap and ferroelectricity of a co-doped BaTiO3

Phuyal, Dibya; Mukherjee, Soham; Das, Shyamashis; Jana, Somnath et al.

Ingår i Europhysics letters, 2018

• DOI för The origin of low bandgap and ferroelectricity of a co-doped BaTiO3

Electronic Structure of Two-Dimensional Lead(II) Iodide Perovskites: An Experimental and Theoretical Study

Phuyal, Dibya; Safdari, Majid; Pazoki, Meysam; Liu, Peng et al.

Ingår i Chemistry of Materials, s. 4959-4967, 2018

• DOI för Electronic Structure of Two-Dimensional Lead(II) Iodide Perovskites: An Experimental and Theoretical Study

Determination of the spin Hall effect and the spin diffusion length of Pt from self-consistent fitting of damping enhancement and inverse spin-orbit torque measurements

Berger, Andrew J.; Edwards, Eric R. J.; Nembach, Hans T.; Karis, Olof et al.

Ingår i Physical Review B, 2018

• DOI för Determination of the spin Hall effect and the spin diffusion length of Pt from self-consistent fitting of damping enhancement and inverse spin-orbit torque measurements

Effect of anti-site disorder on magnetism in La₂NiMnO₆

Pal, Somnath; Govinda, Sharada; Goyal, Manik; Mukherjee, Soham et al.

Ingår i Physical Review B, 2018

• DOI för Effect of anti-site disorder on magnetism in La₂NiMnO₆

Magnetic damping in sputter-deposited Co2MnGe Heusler compounds with A2, B2, and L2(1) orders: Experiment and theory

Shaw, Justin M.; Delczeg-Czirjak, Erna K.; Edwards, Eric R. J.; Kvashnin, Yaroslav et al.

Ingår i Physical Review B, 2018

• DOI för Magnetic damping in sputter-deposited Co2MnGe Heusler compounds with A2, B2, and L2(1) orders: Experiment and theory

A setup for element specific magnetization dynamics using the transverse magneto-optic Kerr effect in the energy range of 30-72 eV

Jana, Somnath; Terschlüsen, Joachim A.; Stefanuik, Robert; Plogmaker, Stefan et al.

Ingår i Review of Scientific Instruments, 2017

• DOI för A setup for element specific magnetization dynamics using the transverse magneto-optic Kerr effect in the energy range of 30-72 eV

High photon energy spectroscopy of NiO: Experiment and theory

Panda, Swarup K.; Pal, Banabir; Mandal, Suman; Gorgoi, Mihaela et al.

Ingår i PHYSICAL REVIEW B, 2016

• DOI för High photon energy spectroscopy of NiO: Experiment and theory

The valence band electronic structure of rhombohedral-like and tetragonal-like BiFeO3 thin films from hard X-ray photoelectron spectroscopy and first-principles theory

Mazumdar, Dipanjan; Knut, Ronny; Thöle, F.; Gorgoi, M. et al.

Ingår i Journal of Electron Spectroscopy and Related Phenomena, s. 63-66, 2016

• DOI för The valence band electronic structure of rhombohedral-like and tetragonal-like BiFeO3 thin films from hard X-ray photoelectron spectroscopy and first-principles theory

Ultra-low magnetic damping of a metallic ferromagnet

Schoen, Martin A. W.; Thonig, Danny; Schneider, Michael L.; Silva, T. J. et al.

Ingår i Nature Physics, s. 839-842, 2016

• DOI för Ultra-low magnetic damping of a metallic ferromagnet

Electronic structure dynamics in a low bandgap polymer studied by time-resolved photoelectron spectroscopy

Cappel, Ute B.; Plogmaker, Stefan; Terschlüsen, Joachim A.; Leitner, Torsten et al.

Ingår i Physical Chemistry, Chemical Physics - PCCP, s. 21921-21929, 2016

• DOI för Electronic structure dynamics in a low bandgap polymer studied by time-resolved photoelectron spectroscopy

Origin and distribution of charge carriers in LaAlO3-SrTiO3 oxide heterostructures in the high carrier density limit

Mukherjee, Sumanta; Pal, Banabir; Choudhury, Debraj; Sarkar, Indranil et al.

Ingår i PHYSICAL REVIEW B, 2016

• DOI för Origin and distribution of charge carriers in LaAlO3-SrTiO3 oxide heterostructures in the high carrier density limit

Electronic Structure of CH₃NH₃PbX₃ Perovskites: Dependence on the Halide Moiety

Lindblad, Rebecka; Jena, Naresh K; Philippe, Bertrand; Oscarsson, Johan et al.

Ingår i The Journal of Physical Chemistry C, s. 1818-1825, 2015

• DOI för Electronic Structure of CH₃NH₃PbX₃ Perovskites: Dependence on the Halide Moiety

Photoinduced reduction of surface states in Fe:ZnO

Knut, Ronny; Lagerqvist, Ulrika; Palmgren, Pål; Pal, P. et al.

Ingår i Journal of Chemical Physics, 2015

• DOI för Photoinduced reduction of surface states in Fe:ZnO

Exponentially decaying magnetic coupling in sputtered thin film FeNi/Cu/FeCo trilayers

Wei, Yajun; Akansel, Serkan; Thersleff, Thomas; Harward, Ian et al.

Ingår i Applied Physics Letters, 2015

• DOI för Exponentially decaying magnetic coupling in sputtered thin film FeNi/Cu/FeCo trilayers

Role of boron diffusion in CoFeB/MgO magnetic tunnel junctions

Mukherjee, S.; Knut, Ronny; Mohseni, S. M.; Anh Nguyen, T. N. et al.

Ingår i Physical Review B. Condensed Matter and Materials Physics, 2015

• DOI för Role of boron diffusion in CoFeB/MgO magnetic tunnel junctions
• Ladda ner fulltext (pdf) av Role of boron diffusion in CoFeB/MgO magnetic tunnel junctions

Reentrant Superspin Glass Phase in a La0.82Ca0.18MnO3 Ferromagnetic Insulator

Kumar Puri, Anil; Mathieu, Roland; Nordblad, Per; Ray, Sugata et al.

Ingår i Physical Review X, 2014

• DOI för Reentrant Superspin Glass Phase in a La0.82Ca0.18MnO3 Ferromagnetic Insulator
• Ladda ner fulltext (pdf) av Reentrant Superspin Glass Phase in a La0.82Ca0.18MnO3 Ferromagnetic Insulator

Determination of Internal Structures of Heterogeneous Nanocrystals Using Variable-Energy Photoemission Spectroscopy

Mukherjee, Sumanta; Hazarika, Abhijit; Santra, Pralay K.; Abdelhady, Ahmed L. et al.

Ingår i The Journal of Physical Chemistry C, s. 15534-15540, 2014

• DOI för Determination of Internal Structures of Heterogeneous Nanocrystals Using Variable-Energy Photoemission Spectroscopy

Effects of substitution on the exchange stiffness and magnetization of Co films

Eyrich, C.; Zamani, Atieh; Huttema, W.; Arora, M. et al.

Ingår i Physical Review B. Condensed Matter and Materials Physics, s. 235408, 2014

• DOI för Effects of substitution on the exchange stiffness and magnetization of Co films

Reactive ZnO/Ti/ZnO interfaces studied by hard x-ray photoelectron spectroscopy

Knut, Ronny; Lindblad, Rebecka; Grachev, Sergey; Faou, Jean-Yvon et al.

Ingår i Journal of Applied Physics, 2014

• DOI för Reactive ZnO/Ti/ZnO interfaces studied by hard x-ray photoelectron spectroscopy

Depth-Dependent Magnetization Profiles of Hybrid Exchange Springs

Nguyen, T. N. Anh; Knut, Ronny; Fallahi, V.; Chung, S. et al.

Ingår i Physical Review Applied, 2014

Depth-Dependent Magnetization Profiles of Hybrid Exchange Springs

Nguyen, T. N. Anh; Knut, R.; Fallahi, V.; Chung, S. et al.

Ingår i Physical Review Applied, 2014

• DOI för Depth-Dependent Magnetization Profiles of Hybrid Exchange Springs

Magnetic coupling in asymmetric FeCoV / Ru / FeNi trilayers

Wei, Yajun; Jana, Somnath; Brucas, Rimantas; Pogoryelov, Yevgen et al.

Ingår i Journal of Applied Physics, 2014

• DOI för Magnetic coupling in asymmetric FeCoV / Ru / FeNi trilayers

High energy photoelectron spectroscopy in basic and applied science: Bulk and interface electronic structure

Knut, Ronny; Lindblad, Rebecka; Gorgoi, Mihaela; Rensmo, Håkan et al.

Ingår i Journal of Electron Spectroscopy and Related Phenomena, s. 278-288, 2013

• DOI för High energy photoelectron spectroscopy in basic and applied science: Bulk and interface electronic structure

Detection of microwave phase variation in nanometre-scale magnetic heterostructures

Bailey, W. E.; Cheng, C.; Knut, Ronny; Karis, Olof et al.

Ingår i Nature Communications, s. 2025, 2013

• DOI för Detection of microwave phase variation in nanometre-scale magnetic heterostructures

High energy photoelectron spectroscopy in basic and applied science: Bulk and interface electronic structure

Knut, Ronny; Lindblad, Rebecka; Gorgoi, Mihaela; Rensmo, Hakan et al.

Ingår i Journal of Electron Spectroscopy and Related Phenomena, s. 278-288, 2013

• DOI för High energy photoelectron spectroscopy in basic and applied science: Bulk and interface electronic structure

Exploring the accessible frequency range of phase-resolved ferromagnetic resonance detected with x-rays

Warnicke, P.; Knut, Ronny; Wahlstrom, E.; Karis, Olof et al.

Ingår i Journal of Applied Physics, 2013

• DOI för Exploring the accessible frequency range of phase-resolved ferromagnetic resonance detected with x-rays

Interface characterization of Co2MnGe/Rh2CuSn Heusler multilayers

Knut, Ronny; Svedlindh, Peter; Mryasov, Oleg; Gunnarsson, Klas et al.

Ingår i Physical Review B. Condensed Matter and Materials Physics, s. 134407, 2013

• DOI för Interface characterization of Co2MnGe/Rh2CuSn Heusler multilayers

Exchange stiffness in thin film Co alloys

Eyrich, C.; Huttema, W.; Arora, M.; Montoya, E. et al.

Ingår i Journal of Applied Physics, 2012

• DOI för Exchange stiffness in thin film Co alloys

Structural properties of amorphous metal carbides: Theory and experiment

Kadas, Krisztina; Andersson, Matilda; Holmström, Erik; Wende, Heiko et al.

Ingår i Acta Materialia, s. 4720-4728, 2012

• DOI för Structural properties of amorphous metal carbides: Theory and experiment

Signature of an antiferromagnetic metallic ground state in heavily electron-doped Sr2FeMoO6

Jana, Somnath; Meneghini, Carlo; Sanyal, Prabuddha; Sarkar, Soumyajit et al.

Ingår i Physical Review B. Condensed Matter and Materials Physics, 2012

• DOI för Signature of an antiferromagnetic metallic ground state in heavily electron-doped Sr2FeMoO6

Ferrimagnetism, antiferromagnetism, and magnetic frustration in La2-xSrxCuRuO6 (0 <= x <= 1)

Kumar, P. Anil; Mathieu, Roland; Vijayaraghavan, R.; Majumdar, Subham et al.

Ingår i Physical Review B. Condensed Matter and Materials Physics, 2012

• DOI för Ferrimagnetism, antiferromagnetism, and magnetic frustration in La2-xSrxCuRuO6 (0 <= x <= 1)

Near-Room-Temperature Colossal Magnetodielectricity and Multiglass Properties in Partially Disordered La₂NiMnO₆

Choudhury, D.; Mandal, P.; Mathieu, Roland; Hazarika, A. et al.

Ingår i Physical Review Letters, s. 127201, 2012

• DOI för Near-Room-Temperature Colossal Magnetodielectricity and Multiglass Properties in Partially Disordered La₂NiMnO₆

A simple method to produce almost perfect graphene on highly oriented pyrolytic graphite

Webb, Matthew J; Palmgren, Pål; Pal, Prabir; Karis, Olof et al.

Ingår i Carbon, s. 3242-3249, 2011

• DOI för A simple method to produce almost perfect graphene on highly oriented pyrolytic graphite

Magnetocrystalline anisotropy and uniaxiality of MnAs/GaAs(100) films

Wikberg, J Magnus; Knut, Ronny; Bhandary, Sumanta; Di Marco, Igor et al.

Ingår i Physical Review B. Condensed Matter and Materials Physics, 2011

• DOI för Magnetocrystalline anisotropy and uniaxiality of MnAs/GaAs(100) films

Annealing effects on structural and magnetic properties of Co implanted ZnO single crystals

Wikberg, J Magnus; Knut, Ronny; Audren, A; Ottosson, Mikael et al.

Ingår i Journal of Applied Physics, 2011

• DOI för Annealing effects on structural and magnetic properties of Co implanted ZnO single crystals

A method for measuring exchange stiffness in ferromagnetic films

Girt, Erol; Huttema, W.; Mryasov, O. N.; Montoya, E. et al.

Ingår i Journal of Applied Physics, 2011

• DOI för A method for measuring exchange stiffness in ferromagnetic films

Tuning of dielectric properties and magnetism of SrTiO3 by site-specific doping of Mn

Choudhury, Debraj; Mukherjee, S; Mandal, P; Sundaresan, A et al.

Ingår i Physical Review B. Condensed Matter and Materials Physics, s. 125124, 2011

• DOI för Tuning of dielectric properties and magnetism of SrTiO3 by site-specific doping of Mn

Description of the new I1011 beamline for magnetic measurements using synchrotron radiation at MAX-lab

Kowalik, I. A.; Öhrwall, G.; Jensen, B. N.; Sankari, R. et al.

Ingår i Journal of Physics, Conference Series, 2010

• DOI för Description of the new I1011 beamline for magnetic measurements using synchrotron radiation at MAX-lab
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Magnetic and electronic characterization of highly Co-doped ZnO: An annealing study at the solubility limit

Knut, Ronny; Wikberg, J. Magnus; Lashgari, Koroush; Coleman, Victoria A. et al.

Ingår i Physical Review B. Condensed Matter and Materials Physics, 2010

• DOI för Magnetic and electronic characterization of highly Co-doped ZnO: An annealing study at the solubility limit

Atomic-scale chemical fluctuation in LaSrVMoO6, a proposed half-metallic antiferromagnet

Jana, Somnath; Singh, Vijay; Kaushik, S. D.; Meneghini, Carlo et al.

Ingår i Physical Review B. Condensed Matter and Materials Physics, 2010

• DOI för Atomic-scale chemical fluctuation in LaSrVMoO6, a proposed half-metallic antiferromagnet

Investigation of interface properties of Ni/Cu multilayers by high kinetic energy photoelectron spectroscopy

Granroth, Sari; Knut, Ronny; Marcellini, Moreno; Andersson, Gabriella et al.

Ingår i Physical Review B. Condensed Matter and Materials Physics, 2009

• DOI för Investigation of interface properties of Ni/Cu multilayers by high kinetic energy photoelectron spectroscopy
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Electronic structure and chemical and magnetic interactions in ZnO doped with Co and Al: Experiments and ab initio density-functional calculations

Iusan, Diana; Knut, Ronny; Sanyal, Biplab; Karis, Olof et al.

Ingår i Physical Review B. Condensed Matter and Materials Physics, 2008

• DOI för Electronic structure and chemical and magnetic interactions in ZnO doped with Co and Al: Experiments and ab initio density-functional calculations

Electronic structure and chemical and magnetic interactions in ZnO doped with Co and Al: Experiments and ab initio density-functional calculations

Iusan, Diana; Knut, Ronny; Sanyal, Biplab; Karis, Olof et al.

Ingår i Physical Review B. Condensed Matter and Materials Physics, 2008

Defect Formation In Graphene Nanosheets By Acid Treatment: An X-Ray Absorption Spectroscopy And Density Functional Theory Study

Coleman, V. A.; Knut, Ronny; Karis, Olof; Grennberg, H. et al.

Ingår i Journal of Physics D, 2008

• DOI för Defect Formation In Graphene Nanosheets By Acid Treatment: An X-Ray Absorption Spectroscopy And Density Functional Theory Study

Inhomogeneity in Co Doped ZnO Diluted Magnetic Semiconductor

Sanyal, Biplab; Knut, Ronny; Grånäs, Oscar; Iusan, Diana et al.

Ingår i Journal of Applied Physics, 2008

• DOI för Inhomogeneity in Co Doped ZnO Diluted Magnetic Semiconductor

Electronic structure of Co doped ZnO: Theory and experiment

Sanyal, Biplab; Grånäs, Oscar; Knut, Ronny; Coleman, V. A et al.

Ingår i Journal of Applied Physics, 2008

• DOI för Electronic structure of Co doped ZnO: Theory and experiment

Influence of ligand states on the relationship between orbital moment and magnetocrystalline anisotropy

Arvanitis, Dimitri; Sanyal, Biplab; Eriksson, Olle; Nordström, Lars et al.

Ingår i Physical Review Letters, s. 177207, 2007

• DOI för Influence of ligand states on the relationship between orbital moment and magnetocrystalline anisotropy

Structure and magnetism for ultra-thin epitaxial Fe on Ag(100)

Hahlin, Anders; Andersson, Cecilia; Hunter Dunn, Jonathan; Sanyal, Biplab et al.

Ingår i Physical Review B. Condensed Matter and Materials Physics, s. 134423, 2006

• DOI för Structure and magnetism for ultra-thin epitaxial Fe on Ag(100)

Sample preserving deep interface characterization technique

Holmström, E.; Olovsson, W.; Abrikosov, I. A.; Niklasson, A. M. N. et al.

Ingår i Physical Review Letters, 2006

• DOI för Sample preserving deep interface characterization technique
• Ladda ner fulltext (pdf) av Sample preserving deep interface characterization technique

Structure and magnetism of ultrathin epitaxial Fe on Ag(100)

Hallin, A.; Andersson, C.; Dunn, J. H.; Sanyal, Biplab et al.

Ingår i Phys. Rev., B, Condens, Matter Mater. Phys. (USA), 2006

Vanishing Magnetic Interactions in Ferromagnetic Thin Films

Dunn, Jonathan H.; Karis, Olof; Andersson, Cecilia; Arvanitis, Dimitri et al.

Ingår i PHYSICAL REVIEW LETTERS, 2005

• DOI för Vanishing Magnetic Interactions in Ferromagnetic Thin Films

Final state effects in the X-ray absorption spectra of La0.7Sr0.3MnO3

Wessely, Ola; Roy, P.; Åberg, Daniel; Andersson, Cecilia et al.

Ingår i Journal of Magnetism and Magnetic Materials, 2004

Elliptically polarised soft X-rays produced using a local bump in MAX II characterisation of the degree of polarisation,

Hunter Dunn, J.; Hahlin, Anders; Karis, Olof; Arvanitis, Dimitri et al.

Ingår i AIP Conference Proceedings, s. 708, 2004

13. Interface magnetic properties of La0.7Sr0.3MnO3 thin films

Roy, P. E.; Andersson, Cecilia; Gunnarsson, R.; Karis, Olof et al.

Ingår i Journal of Magnetism and Magnetic Materials, s. 1207-9, 2004

Initial and final state effects in the x-ray absorption process of La_1-xSr_xMnO₃

Wessely, Ola; Roy, P.; Åberg, Daniel; Andersson, Cecilia et al.

Ingår i Physical Review B. Condensed Matter and Materials Physics, 2003

• DOI för Initial and final state effects in the x-ray absorption process of La_1-xSr_xMnO₃

Evidence for initial and final state effects in the x-ray absorption spectrum of La(1-x)Sr(x)MnO3

Wessely, Ola; Roy, P.; Åberg, Daniel; Andersson, Cecilia et al.

Ingår i Physical Review B: Condensed Matter and Materials Physics, s. 235109, 2003

• DOI för Evidence for initial and final state effects in the x-ray absorption spectrum of La(1-x)Sr(x)MnO3

Excited-state charge transfer dynamics in systems of aromatic adsorbates on Ti02 studied with resonant core techniques

Schnadt, J; O'Shea, J N; Patthey, L; Kjeldgaard, L et al.

Ingår i Journal of Chemical Physics, s. 12462-12472, 2003

Probing surface states of Cu/Ni thin films using x-ray absorption spectroscopy

Karis, O; Magnuson, Martin; Wiell, T; Weinelt, M et al.

Ingår i Physical Review B Condensed Matter, 2001

• DOI för Probing surface states of Cu/Ni thin films using x-ray absorption spectroscopy
• Ladda ner fulltext (pdf) av Probing surface states of Cu/Ni thin films using x-ray absorption spectroscopy

Observation of short- and long-range hybridization of a buried Cu monolayer in Ni

Karis, O; Magnuson, Martin; Wiell, T; Weinelt, M et al.

Ingår i PHYSICAL REVIEW B, 2000

Resonant photoemission at the 2p edges of Ni: Resonant Raman and interference effects

Weinelt, M; Nilsson, A; Magnuson, Martin; Wiell, T et al.

Ingår i PHYSICAL REVIEW LETTERS, s. 967-970, 1997

Coherent and incoherent processes in resonant photoemission

Martensson, N; Weinelt, M; Karis, O; Magnuson, Martin et al.

Ingår i APPLIED PHYSICS A-MATERIALS SCIENCE & PROCESSING, s. 159-167, 1997

Resonant photoemission and resonant inelastic X-ray scattering - coherent vs. incoherent processes

Weinelt, M; Nilsson, A; Karis, O; Magnuson, Martin et al.

Ingår i Ram an emission by X-ray scattering; Eds. D. L. Ederer and J. H. McGuire, World Scientific, 1996

Two-dimensional van der Waals spinterfaces and magnetic-interfaces

Dayen, Jean-Francois; Ray, Soumya J.; Karis, Olof; Vera-Marun, Ivan J. et al.

Ingår i Applied Physics Reviews, 2020

• DOI för Two-dimensional van der Waals spinterfaces and magnetic-interfaces

Understanding interface properties from high kinetic energy photoelectron spectroscopy and first principles theory

Granroth, Sari; Olovsson, Weine; Holmström, Erik; Knut, Ronny et al.

Ingår i Journal of Electron Spectroscopy and Related Phenomena, s. 80-93, 2011

• DOI för Understanding interface properties from high kinetic energy photoelectron spectroscopy and first principles theory

Spectroscopic investigations of electronic structure

Knut, Ronny; Karis, Olof

Ingår i Advanced Functional Materials, s. 45-70, Elsevier, 2012

• DOI för Spectroscopic investigations of electronic structure

Aktiverande problemlösningsövningar i grupp.

Andersson, Gabriella; Andersson, Staffan; Karis, Olof; Linder, Cedric

Ingår i Att undervisa med vetenskaplig förankring – i praktiken!, s. 103-113, Universitetstryckeriet, 2010

Lågdimensionell magnetism; en samlingsplats för experiment, teori och industri

Eriksson, O; Andersson, G; Karis, O; Svedlindh, P

Ingår i Kosmos 2001, s. 77, 2001

Different fingerprints for the OISTR mechanism in the magnetic alloys experiments

Elhanoty, Mohamed F.; Eriksson, Olle; Knut, Ronny; Karis, Olof et al.

Ingår i ADVANCES IN ULTRAFAST CONDENSED PHASE PHYSICS III, 2022

• DOI för Different fingerprints for the OISTR mechanism in the magnetic alloys experiments

In-situ contacting of nanosheets and remote EMCD

Rubino, Stefano; Jafri, Hassan; Blom, Tobias; Carva, Karel et al.

Ingår i 2nd International Workshop on Remote Electron Microscopy and In Situ Studies, Gothenburg, Sweden 16-18 November 2009, 2009

Conductivity engineering of graphene and carbon nanosheets by defect formation

Jafri, Hassan; Carva, Karel; Widenkvist, Erika; Blom, Tobias et al.

Ingår i Conference of the American Vacuum Society, Boston, 2008, 2008

Electronic and geometric structure of (Zn,Co)O room temperature Ferromagnets

Karis, Olof; Valizadeh, Sima; Surpi, Alessandro; HUNTER DUNN, J et al.

Ingår i 50th MMM Meeting Program, 2005

Structure and magnetism on in-situ ultrathin epitaxial films: XMCD and EXAFS on Fe/Ag(100)

Hahlin, Anders; Andersson, Cecilia; Hunter Dunn, Jonathan; Karis, Olof et al.

Ingår i Proceedings of the 7th International Conference on Nanometer-Scale Science and Technology and the 21st European Conference on Surface Science, s. 76-81, 2003

• DOI för Structure and magnetism on in-situ ultrathin epitaxial films: XMCD and EXAFS on Fe/Ag(100)

Magnetic asymmetry around the 3p absorption edge in Fe and Ni

Locht, Inka L. M.; Jana, Somnath; Kvashnin, Yaroslav O.; Knut, Ronny et al.

Doping induced site-selective Mott insulating phase in LaFeO3

Jana, Somnath; Panda, Swarup; Phuyal, Dibya; Pal, Banabir et al.

• Ladda ner fulltext (pdf) av Doping induced site-selective Mott insulating phase in LaFeO3

Ultrafast magnetization dynamics in magnetically frustrated NiFe₂O₄ ferrimagnet

Malik, Rameez Saeed; Knut, Ronny; Kvashnin, Yaroslav; Stefanuik, Robert et al.

Ultrafast dynamics in Fe₆₅Co₃₅ alloys: Effect of Re doping

Malik, Rameez Saeed; Knut, Ronny; Gupta, Rahul; Kumar, Ankit et al.

• Ladda ner fulltext (pdf) av Ultrafast dynamics in Fe₆₅Co₃₅ alloys: Effect of Re doping

Ultrafast magnetization dynamics in half-metallic Co₂FeAl Heusler alloy

Malik, Rameez Saeed; Delczeg-Czirjak, Erna Krisztina; Knut, Ronny; Vaskivskyi, Igor et al.

• Ladda ner fulltext 1 (pdf) av Ultrafast magnetization dynamics in half-metallic Co₂FeAl Heusler alloy
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Ultrafast Spin Dynamics of Ru in Ru/Fe₆₅Co₃₅/Ru heterostructures: Effect of Re doping

Gupta, Rahul; Malik, Rameez Saeed; Chen, Xin; Saha, Susmita et al.