Electronic correlations in the iron pnictides

MM Qazilbash, JJ Hamlin, RE Baumbach, L Zhang… - Nature Physics, 2009 - nature.com
In correlated metals derived from Mott insulators, the motion of an electron is impeded by
Coulomb repulsion due to other electrons. This phenomenon causes a substantial reduction …

Spin-Orbit Coupling in the Mott Insulator

T Mizokawa, LH Tjeng, GA Sawatzky, G Ghiringhelli… - Physical Review Letters, 2001 - APS
O 1 s x-ray absorption study of the Mott insulator Ca 2 RuO 4 shows that the orbital
population of the 4 dt 2 g band dramatically changes with temperature. In addition, spin …

Interplay between spin-orbit coupling and Hubbard interaction in SrIrO and related perovskite oxides

MA Zeb, HY Kee - Physical Review B—Condensed Matter and Materials …, 2012 - APS
There has been a rapidly growing interest in the interplay between spin-orbit coupling (SOC)
and the Hubbard interaction U in correlated materials. A current consensus is that the …

Quasiparticle Mass Enhancement and Temperature Dependence of the Electronic Structure <?format ?>of Ferromagnetic Thin Films

DE Shai, C Adamo, DW Shen, CM Brooks, JW Harter… - Physical review …, 2013 - APS
We report high-resolution angle-resolved photoemission studies of epitaxial thin films of the
correlated 4 d transition metal oxide ferromagnet SrRuO 3. The Fermi surface in the …

Metal-insulator transition in a disordered and correlated system: Changes in transport properties, optical spectra, and electronic structure

KW Kim, JS Lee, TW Noh, SR Lee, K Char - Physical Review B—Condensed …, 2005 - APS
We investigated the transport and optical properties of Sr Ti 1− x Ru x O 3 (0⩽ x⩽ 1) which
shows a metal-insulator transition at x about 0.5 at room temperature. While Sr Ru O 3 is a …

Nature of itinerant ferromagnetism of : A DFT+DMFT study

M Kim, BI Min - Physical Review B, 2015 - APS
We have investigated the temperature-dependent evolution of electronic structures and
magnetic properties of an itinerant ferromagnet SrRuO 3, employing the combined scheme …

Orbital Ordering and Jahn-Teller Distortion in Perovskite Ruthenate

HT Jeng, SH Lin, CS Hsue - Physical review letters, 2006 - APS
Local density approximation plus on-site Coulomb interaction U band structure calculations
reveal that SrRuO 3 exhibits a half-metallic ground state with an integer spin moment of 2.0 …

Optical investigation of the electronic structures of and

JS Lee, YS Lee, TW Noh, K Char, J Park, SJ Oh… - Physical Review B, 2001 - APS
We investigated the electronic structures of the bandwidth-controlled ruthenates, Y 2 Ru 2 O
7, CaRuO 3, SrRuO 3, and Bi 2 Ru 2 O 7, by optical conductivity analysis in a wide energy …

Lattice Energetics and Correlation-Driven Metal-Insulator Transitions: The Case of

Q Han, A Millis - Physical review letters, 2018 - APS
This Letter uses density functional, dynamical mean field, and Landau-theory methods to
elucidate the interplay of electronic and structural energetics in the Mott metal-insulator …

Evidence against strong correlation in transition-metal oxides and

K Maiti, RS Singh - Physical Review B—Condensed Matter and Materials …, 2005 - APS
We investigate the electronic structure of 4 d transition-metal oxides CaRuO 3 and SrRuO 3.
The analysis of the photoemission spectra reveals significantly weak electron correlation …