Evgeny STEPANOV

 

"Chargé de recherche" at CNRS

Research group: Condensed Matter

Address CPHT, Ecole Polytechnique, 91128 Palaiseau cedex, France
Phone number +33 (0) 1 69 33 42 71
Contact firstname.lastname@polytechnique.edu
Office "Aile zéro", office 00.1026

Research interests:

  • Strongly-correlated electronic systems
  • Magnetism and magnetic interactions
  • Non-local collective electronic fluctuations
  • Light-control of material properties
  • Theoretical method development
 
Grants and Fellowships:
 
  • 2024 - CNRS Physique Tremplin project - UFEX 
  • 2022 - Labex PALM, Thème 1 project No. 1418 - CEBULI 
  • 2022 - PostDoc program of the Department of Physics of École Polytechnique (1 year of funding)
  • 2021 - CNRS Researcher position, France   
  • 2019 - Marie Skłodowska-Curie Individual Fellowship No. 839551 - 2DMAGICS
 
 
Review article:
 
Quantitative theory of magnetic interactions in solids
A. Szilva, Y. Kvashnin, E. A. Stepanov, L. Nordström, O. Eriksson, A. I. Lichtenstein, M. I. Katsnelson
 
Recent publications:
 
2024
 
Signatures of a Charge Ice State in the Doped Mott Insulator Nb3Cl8
Evgeny A. Stepanov
 
Interconnected Renormalization of Hubbard Bands and Green's Function Zeros in Mott Insulators Induced by Strong Magnetic Fluctuations
E. A. Stepanov, M. Chatzieleftheriou, N. Wagner, G. Sangiovanni
 
Local and nonlocal electronic correlations at the metal-insulator transition in the Hubbard model in two dimensions
M. Chatzieleftheriou, S. Biermann, E. A. Stepanov
 
Can Orbital-Selective Néel Transitions Survive Strong Nonlocal Electronic Correlations?
Evgeny A. Stepanov and Silke Biermann
 
Charge Density Wave Ordering in NdNiO2: Effects of Multiorbital Nonlocal Correlations
E. A. Stepanov, M. Vandelli, A. I. Lichtenstein, F. Lechermann
 
Doping-dependent charge- and spin-density wave orderings in a monolayer of Pb adatoms on Si(111)
M. Vandelli, A. Galler, A. Rubio, A. I. Lichtenstein, S. Biermann, E. A. Stepanov
 
2023
 
Coexistence of s-wave superconductivity and phase separation in the half-filled extended Hubbard model with attractive interactions
E. Linnér, C. Dutreix, S. Biermann, E. A. Stepanov
 
Multi-channel fluctuating field approach to competing instabilities in interacting electronic systems
E. Linnér, A. I. Lichtenstein, S. Biermann, E. A. Stepanov
 
Emergence of Classical Magnetic Order from Anderson Towers: Quantum Darwinism in Action
O. M. Sotnikov, E. A. Stepanov, M. I. Katsnelson, F. Mila, V. V. Mazurenko
 
Extended regime of coexisting metallic and insulating phases in a two-orbital electronic system
M. Vandelli, J. Kaufmann, V. Harkov, A. I. Lichtenstein, K. Held, E. A. Stepanov
 
2022
 
Multi-band D-TRILEX approach to materials with strong electronic correlations
M. Vandelli, J. Kaufmann, M. El-Nabulsi, V. Harkov, A. I. Lichtenstein, E. A. Stepanov
 
Eliminating orbital selectivity from the metal-insulator transition by strong magnetic fluctuations
 
Coexisting charge density wave and ferromagnetic instabilities in monolayer InSe
E. A. Stepanov, V. Harkov, M. Rösner, A. I. Lichtenstein, M. I. Katsnelson, A. N. Rudenko
 
Spin dynamics of itinerant electrons: local magnetic moment formation and Berry phase
E. A. Stepanov, S. Brener, V. Harkov, M. I. Katsnelson, A. I. Lichtenstein
 
Fluctuating local field approach to free energy of 1D molecules with strong collective electronic correlations
Y. S. Lyakhova, E. A. Stepanov, A. N. Rubtsov
 
2021
 
Orbital isotropy of magnetic fluctuations in correlated electron materials induced by Hund's exchange coupling
E. A. Stepanov, Y. Nomura, A. I. Lichtenstein, S. Biermann
 
Impact of partially bosonized collective fluctuations on electronic degrees of freedom
V. Harkov, M. Vandelli, S. Brener, A. I. Lichtenstein, E. A. Stepanov
 
Tracking the Footprints of Spin Fluctuations: A Multi-Method, Multi-Messenger Study of the Two-Dimensional Hubbard Model
T. Schäfer et al.
 
Probing the topology of the quantum analog of a classical skyrmion
O. M. Sotnikov, V. V. Mazurenko, J. Colbois, F. Mila, M. I. Katsnelson, E. A. Stepanov

 

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