Igor Marković
YOU?
Author Swipe
View article: Author Correction: Topology meets time-reversal symmetry breaking in FeSe1−xTex superconductors
Author Correction: Topology meets time-reversal symmetry breaking in FeSe1−xTex superconductors Open
View article: Topology meets time-reversal symmetry breaking in FeSe1−xTex superconductors
Topology meets time-reversal symmetry breaking in FeSe1−xTex superconductors Open
Time-reversal symmetry breaking (TRSB) in magnetic topological insulators induces a Dirac gap in the topological surface state (TSS), leading to exotic phenomena such as the quantum anomalous Hall effect. Yet, the interplay between TRSB an…
View article: Charge doping into spin minority states mediates doubling of TC in ferromagnetic CrGeTe3
Charge doping into spin minority states mediates doubling of TC in ferromagnetic CrGeTe3 Open
View article: Topology meets time-reversal symmetry breaking in FeSe$_{1-x}$Te$_{x}$ superconductor
Topology meets time-reversal symmetry breaking in FeSe$_{1-x}$Te$_{x}$ superconductor Open
Time-reversal symmetry breaking (TRSB) in magnetic topological insulators induces a Dirac gap in the topological surface state (TSS), leading to exotic phenomena such as the quantum anomalous Hall effect. Yet, the interplay between TRSB an…
View article: Electronic response of a Mott insulator at a current-induced insulator-to-metal transition
Electronic response of a Mott insulator at a current-induced insulator-to-metal transition Open
View article: Response to “Comment on ‘A spatially resolved optical method to measure thermal diffusivity’” [Rev. Sci. Instrum. 95, 047101 (2024)]
Response to “Comment on ‘A spatially resolved optical method to measure thermal diffusivity’” [Rev. Sci. Instrum. 95, 047101 (2024)] Open
View article: Charge doping into spin minority states mediates doubling of $T_\mathrm{C}$ in ferromagnetic CrGeTe$_3$
Charge doping into spin minority states mediates doubling of $T_\mathrm{C}$ in ferromagnetic CrGeTe$_3$ Open
The recent discovery of the persistence of long-range magnetic order when van der Waals layered magnets are thinned towards the monolayer limit has provided a tunable platform for the engineering of novel magnetic structures and devices. H…
View article: Spin-orbit coupled spin-polarised hole gas at the CrSe2-terminated surface of AgCrSe2
Spin-orbit coupled spin-polarised hole gas at the CrSe2-terminated surface of AgCrSe2 Open
View article: Nature of the current-induced insulator-to-metal transition in Ca$_2$RuO$_4$ as revealed by transport-ARPES
Nature of the current-induced insulator-to-metal transition in Ca$_2$RuO$_4$ as revealed by transport-ARPES Open
The Mott insulator Ca$_2$RuO$_4$ exhibits a rare insulator-to-metal transition (IMT) induced by DC current. While structural changes associated with this transition have been tracked by neutron diffraction, Raman scattering, and x-ray spec…
View article: A spatially resolved optical method to measure thermal diffusivity
A spatially resolved optical method to measure thermal diffusivity Open
We describe an optical method to directly measure the position-dependent thermal diffusivity of reflective single crystal samples across a broad range of temperatures for condensed matter physics research. Two laser beams are used, one as …
View article: A spatially resolved optical method to measure thermal diffusivity
A spatially resolved optical method to measure thermal diffusivity Open
We describe an optical method to directly measure position-dependent thermal diffusivity of reflective single crystal samples across a broad range of temperatures for condensed matter physics research. Two laser beams are used, one as a so…
View article: Hierarchy of Lifshitz Transitions in the Surface Electronic Structure of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:msub><mml:mrow><mml:mi>Sr</mml:mi></mml:mrow><mml:mn>2</mml:mn></mml:msub><mml:msub><mml:mrow><mml:mi>RuO</mml:mi></mml:mrow><mml:mn>4</mml:mn></mml:msub></mml:math> under Uniaxial Compression
Hierarchy of Lifshitz Transitions in the Surface Electronic Structure of under Uniaxial Compression Open
We report the evolution of the electronic structure at the surface of the layered perovskite Sr_{2}RuO_{4} under large in-plane uniaxial compression, leading to anisotropic B_{1g} strains of ϵ_{xx}-ϵ_{yy}=-0.9±0.1%. From angle-resolved pho…
View article: Orbital-selective band hybridisation at the charge density wave transition in monolayer TiTe2
Orbital-selective band hybridisation at the charge density wave transition in monolayer TiTe2 Open
View article: Tuneable electron–magnon coupling of ferromagnetic surface states in PdCoO2
Tuneable electron–magnon coupling of ferromagnetic surface states in PdCoO2 Open
Controlling spin wave excitations in magnetic materials underpins the burgeoning field of magnonics. Yet, little is known about how magnons interact with the conduction electrons of itinerant magnets, or how this interplay can be controlle…
View article: Tuneable electron-magnon coupling of ferromagnetic surface states in PdCoO$_2$
Tuneable electron-magnon coupling of ferromagnetic surface states in PdCoO$_2$ Open
Controlling spin wave excitations in magnetic materials underpins the burgeoning field of magnonics. Yet, little is known about how magnons interact with the conduction electrons of itinerant magnets, or how this interplay can be controlle…
View article: Tomographic mapping of the hidden dimension in quasi-particle interference
Tomographic mapping of the hidden dimension in quasi-particle interference Open
View article: Tomographic mapping of the hidden dimension in quasi-particle interference
Tomographic mapping of the hidden dimension in quasi-particle interference Open
Funding: C.A.M. acknowledges funding from EPSRC through EP/L015110/1, and C.T. and P.W. through EP/R031924/1. P.W. and T.R. are grateful for support through SARIRF funding by the University of St Andrews. I.M. acknowledges studentship supp…
View article: Spectroscopic view of ultrafast charge carrier dynamics in single- and bilayer transition metal dichalcogenide semiconductors
Spectroscopic view of ultrafast charge carrier dynamics in single- and bilayer transition metal dichalcogenide semiconductors Open
View article: Switching of the electron-phonon interaction in <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mn>1</mml:mn><mml:mi>T</mml:mi></mml:mrow><mml:mtext>−</mml:mtext><mml:msub><mml:mrow><mml:mi>VSe</mml:mi></mml:mrow><mml:mn>2</mml:mn></mml:msub></mml:math> assisted by hot carriers
Switching of the electron-phonon interaction in assisted by hot carriers Open
We apply an intense infrared laser pulse in order to perturb the electronic and vibrational states in the three-dimensional charge density wave material 1T-VSe2. Ultrafast snapshots of the light-induced hot carrier dynamics and …
View article: Spectroscopic view of ultrafast charge carrier dynamics in single- and bilayer transition metal dichalcogenide semiconductors
Spectroscopic view of ultrafast charge carrier dynamics in single- and bilayer transition metal dichalcogenide semiconductors Open
The quasiparticle spectra of atomically thin semiconducting transition metal dichalcogenides (TMDCs) and their response to an ultrafast optical excitation critically depend on interactions with the underlying substrate. Here, we present a …
View article: Ultrafast Triggering of Insulator–Metal Transition in Two-Dimensional VSe<sub>2</sub>
Ultrafast Triggering of Insulator–Metal Transition in Two-Dimensional VSe<sub>2</sub> Open
The transition-metal dichalcogenide VSe2 exhibits an increased charge density wave transition temperature and an emerging insulating phase when thinned to a single layer. Here, we investigate the interplay of electronic and latt…
View article: Changes of Fermi surface topology due to the rhombohedral distortion in SnTe
Changes of Fermi surface topology due to the rhombohedral distortion in SnTe Open
Funding: UK EPSRC grants EP/P013686/1 and EP/R013004/1 (CDON and ADH) and the Royal Society (PDCK) and the Leverhulme Trust (PDCK and FM). We also acknowledge PhD studentship support from ES-PRC EP/L015110/1 (HDJK) and EP/K503162/1 (OJC) a…
View article: Interplay of spin-orbit coupling and crystal symmetries in the electronic structures of NbGeSb and Ca₃Ru₂O₇
Interplay of spin-orbit coupling and crystal symmetries in the electronic structures of NbGeSb and Ca₃Ru₂O₇ Open
This thesis presents the study of electronic structure of two materials with strong spin-orbit coupling using angle-resolved photoemission spectroscopy (ARPES) experiments and density-functional theory (DFT) band calculations. The two mate…
View article: Electronically driven spin-reorientation transition of the correlated polar metal Ca <sub>3</sub> Ru <sub>2</sub> O <sub>7</sub>
Electronically driven spin-reorientation transition of the correlated polar metal Ca <sub>3</sub> Ru <sub>2</sub> O <sub>7</sub> Open
Significance Methods to stabilize and control magnetic ordering in solids are strongly desired both for fundamental studies and to realize new spintronic technologies. The orientation of ordered magnetic moments is typically set by details…
View article: Direct observation of the energy gain underpinning ferromagnetic superexchange in the electronic structure of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:msub><mml:mi>CrGeTe</mml:mi><mml:mn>3</mml:mn></mml:msub></mml:math>
Direct observation of the energy gain underpinning ferromagnetic superexchange in the electronic structure of Open
Funding: The Leverhulme Trust (Grant No. RL-2016-006), The Royal Society, and the European Research Council (Grant No. ERC-714193-QUESTDO). Max Planck Research School for Chemistry and Physics of Quantum Materials (IMPRS-CPQM) (I.M. and E.…
View article: Probing spin correlations using angle-resolved photoemission in a coupled metallic/Mott insulator system
Probing spin correlations using angle-resolved photoemission in a coupled metallic/Mott insulator system Open
An intrinsically nonmagnetic spectroscopy is shown to have strong magnetic sensitivity in Kondo-coupled PdCrO 2 .
View article: Probing spin correlations using angle-resolved photoemission in a coupled metallic/Mott insulator system
Probing spin correlations using angle-resolved photoemission in a coupled metallic/Mott insulator system Open
A nearly free electron metal and a Mott insulating state can be thought of as opposite ends of the spectrum of possibilities for the motion of electrons in a solid. Understanding their interaction lies at the heart of the correlated electr…
View article: Momentum-resolved linear dichroism in bilayer<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:msub><mml:mi>MoS</mml:mi><mml:mn>2</mml:mn></mml:msub></mml:math>
Momentum-resolved linear dichroism in bilayer Open
Authors gratefully acknowledge funding from VILLUM FONDEN through the Young Investigator Program (Grant No. 15375) and the Centre of Excellence for Dirac Materials (Grant No. 11744), the Danish Council for Independent Research, Natural Sci…
View article: Direct observation of a uniaxial stress-driven Lifshitz transition in Sr2RuO4
Direct observation of a uniaxial stress-driven Lifshitz transition in Sr2RuO4 Open
View article: Orbital- and <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:msub><mml:mi>k</mml:mi><mml:mi>z</mml:mi></mml:msub></mml:math>-Selective Hybridization of Se <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mn>4</mml:mn><mml:mi>p</mml:mi></mml:mrow></mml:math> and Ti <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mn>3</mml:mn><mml:mi>d</mml:mi></mml:mrow></mml:math> States in the Charge Density Wave Phase of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msub><mml:mrow><mml:mi>TiSe</mml:mi></mml:mrow><mml:mrow><mml:mn>2</mml:mn></mml:mrow></mml:msub></mml:mrow></mml:math>
Orbital- and -Selective Hybridization of Se and Ti States in the Charge Density Wave Phase of Open
We revisit the enduring problem of the 2×2×2 charge density wave (CDW) order in TiSe_{2}, utilizing photon energy-dependent angle-resolved photoemission spectroscopy to probe the full three-dimensional high- and low-temperature electronic …