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 …
Transport properties of heavy-fermion systems
We calculate the temperature dependence of the transport properties of heavy-fermion
systems such as resistivity, optical conductivity, thermoelectric power, the electronic part of …
systems such as resistivity, optical conductivity, thermoelectric power, the electronic part of …
Quantum transport of slow charge carriers in quasicrystals and correlated systems
We show that the semiclassical model of conduction breaks down if the mean free path of
charge carriers is smaller than a typical extension of their wave function. This situation is …
charge carriers is smaller than a typical extension of their wave function. This situation is …
Correlation-Driven Heavy-Fermion Formation in
Optical reflectivity measurements were performed on a single crystal of the d-electron heavy-
fermion (HF) metal LiV 2 O 4. Our results evidence the highly incoherent charge dynamics …
fermion (HF) metal LiV 2 O 4. Our results evidence the highly incoherent charge dynamics …
Time-resolved collapse and revival of the Kondo state near a quantum phase transition
One of the most successful paradigms of many-body physics is the concept of quasiparticles:
excitations in strongly interacting matter behaving like weakly interacting particles in free …
excitations in strongly interacting matter behaving like weakly interacting particles in free …
Infrared properties of heavy fermions: evolution from weak to strong hybridizations
RY Chen, NL Wang - Reports on Progress in Physics, 2016 - iopscience.iop.org
In this article, we review the charge excitations of heavy fermion compounds probed by
infrared spectroscopy. The article is not meant to be a comprehensive survey of …
infrared spectroscopy. The article is not meant to be a comprehensive survey of …
Fragility of the Kondo insulating gap against disorder: Relevance to recent puzzles in topological Kondo insulators
Kondo insulators are strongly correlated systems in which a clean insulating gap emerges
only at very low temperature due to many-body effects involving localized f electrons …
only at very low temperature due to many-body effects involving localized f electrons …
Common non-Fermi liquid phases in quantum impurity physics
We study correlated quantum impurity models that undergo a local quantum phase transition
(QPT) from a strong coupling, Fermi liquid phase to a non-Fermi liquid phase with a globally …
(QPT) from a strong coupling, Fermi liquid phase to a non-Fermi liquid phase with a globally …
Robust Surface States and Coherence Phenomena in Magnetically Alloyed
Samarium hexaboride is a candidate for the topological Kondo insulator state, in which
Kondo coherence is predicted to give rise to an insulating gap spanned by topological …
Kondo coherence is predicted to give rise to an insulating gap spanned by topological …
Mott insulators and the do**-induced Mott transition within DMFT: exact results for the one-band Hubbard model
The paramagnetic phase of the one-band Hubbard model is studied at zero-temperature,
within the framework of dynamical mean-field theory, and for general particle-hole …
within the framework of dynamical mean-field theory, and for general particle-hole …