Model theoretical approaches to strongly correlated electron systems

The fields studied in this program are (pseudo)spin algebra, atoms in crystals; exchange interactions; (pseudo)spin Hamiltonians; Bose-Hubbard models; phase diagrams; topological defects; the Monte-Carlo technique and computer modeling.


Dr. Alexander Moskvin
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Research interests:

— Condensed matter theory – model theoretical approaches to strongly correlated electron systems:

— (Pseudo)spin algebra

— (Pseudo)spin Hamiltonians

— Bose-Hubbard models

— Atoms in crystals

— Microscopic theory of magnetic, optical, and resonance properties of 3d compounds

— Exchange interactions

Main publications:

Moskvin A.S. and S.-L. Drechsler. Microscopic mechanisms of spin-dependent electric polarization in 3d oxides// Phys. Rev.-2008. - B 78, 024102.

Moskvin A.S. Disproportionation and electronic phase separation in parent manganite LaMnO3// Phys. Rev. – 2009. - B 79, 115102.

Moskvin A.S. True charge transfer gap in parent insulating cuprates// Phys. Rev. - 2011. - B 84, 075116.

Moskvin A.S. et al., Direct evidence of the non-Zhang-Rice Cu3+ centers in La2Li0.5Cu0.5O4//Phys. Rev. - 2012. - B 86, 241107(R).

Moskvin A.S. Perspectives of disproportionation driven superconductivity in strongly correlated 3d compounds// J. Phys.: Condens. Matter. - 2013. - 25 085601. -16 p.