Diagrammatic routes to nonlocal correlations beyond dynamical mean field theory
Strong electronic correlations pose one of the biggest challenges to solid state theory.
Recently developed methods that address this problem by starting with the local, eminently …
Recently developed methods that address this problem by starting with the local, eminently …
Dynamical mean-field theory of strongly correlated fermion systems and the limit of infinite dimensions
We review the dynamical mean-field theory of strongly correlated electron systems which is
based on a mapping of lattice models onto quantum impurity models subject to a self …
based on a mapping of lattice models onto quantum impurity models subject to a self …
Electronic structure calculations with dynamical mean-field theory
A review of the basic ideas and techniques of the spectral density-functional theory is
presented. This method is currently used for electronic structure calculations of strongly …
presented. This method is currently used for electronic structure calculations of strongly …
Strongly correlated materials: Insights from dynamical mean-field theory
G Kotliar, D Vollhardt - Physics today, 2004 - pubs.aip.org
Materials with correlated electrons exhibit some of the most intriguing phenomena in
condensed matter physics. A new theoretical framework is now allowing theorists to …
condensed matter physics. A new theoretical framework is now allowing theorists to …
Superexchange mechanism and d-wave superconductivity
G Kotliar, J Liu - Physical Review B, 1988 - APS
We have formulated an auxiliary-boson mean-field theory consistent with the SU (2)
symmetry of the Heisenberg model. At half filling, we find an infinite number of solutions …
symmetry of the Heisenberg model. At half filling, we find an infinite number of solutions …
Quantum frustration in organic Mott insulators: from spin liquids to unconventional superconductors
BJ Powell, RH McKenzie - Reports on Progress in Physics, 2011 - iopscience.iop.org
We review the interplay of frustration and strong electronic correlations in quasi-two-
dimensional organic charge transfer salts, such as (BEDT-TTF) 2 X and Et n Me 4− n Pn [Pd …
dimensional organic charge transfer salts, such as (BEDT-TTF) 2 X and Et n Me 4− n Pn [Pd …
Universality and critical behavior at the Mott transition
We report conductivity measurements of Cr-doped V2O3 using a variable pressure
technique. The critical behavior of the conductivity near the Mott insulator to metal critical …
technique. The critical behavior of the conductivity near the Mott insulator to metal critical …
The t–J model for the oxide high-Tc superconductors
M Ogata, H Fukuyama - Reports on Progress in Physics, 2008 - iopscience.iop.org
A theoretical review is given on high temperature superconductivity in copper oxides
(cuprates) by focusing on the hole doping cases based on the view that it is realized in …
(cuprates) by focusing on the hole doping cases based on the view that it is realized in …
Mott physics in organic conductors with triangular lattices
K Kanoda, R Kato - Annu. Rev. Condens. Matter Phys., 2011 - annualreviews.org
Electron correlation and spin frustration are among the central issues in condensed matter
physics, and their interplay is expected to bring about exotic phases with both charge and …
physics, and their interplay is expected to bring about exotic phases with both charge and …
Unconventional critical behaviour in a quasi-two-dimensional organic conductor
Changing the interactions between particles in an ensemble—by varying the temperature or
pressure, for example—can lead to phase transitions whose critical behaviour depends on …
pressure, for example—can lead to phase transitions whose critical behaviour depends on …