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Projects / Programmes source: ARIS

Strongly correlated electron systems close to the Mott transition

Research activity

Code Science Field Subfield
1.02.00  Natural sciences and mathematics  Physics   

Code Science Field
P002  Natural sciences and mathematics  Physics 
P260  Natural sciences and mathematics  Condensed matter: electronic structure, electrical, magnetic and optical properties, supraconductors, magnetic resonance, relaxation, spectroscopy 
Keywords
strongly correlated electron systems, Mott transition, dynamical mean-field theory, t-J, Kondo, density functional theory
Evaluation (rules)
source: COBISS
Researchers (2)
no. Code Name and surname Research area Role Period No. of publicationsNo. of publications
1.  18270  PhD Kristjan Haule  Physics  Researcher  2003 - 2005 
2.  02581  PhD Raša Matija Pirc  Physics  Head  2003 - 2005 
Organisations (1)
no. Code Research organisation City Registration number No. of publicationsNo. of publications
1.  0106  Jožef Stefan Institute  Ljubljana  5051606000  18 
Abstract
In this work, we propose to study the properties of strongly correlated materials near the Mott transition. We will employ an extension of dynamical mean field theory to treat systems with large inter-site interaction, like t-J model or Kondo lattice model and develop a method to solve the corresponding self-consistent impurity problem. Thermodynamic and transport properties, single particle spectra and various susceptibilities will be calculated and compared to experiments and other approximate solutions. A new electronic structure method, which combines density functional theory and dynamical mean-field theory, will be used to study ground state properties of realistic strongly correlated materials. A new diagrammatic method will be developed to solve the resulting self-consistent problem for the case of orbitally degenerate realistic band structure.
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