Strong correlations from Hund's coupling

A Georges, L Medici, J Mravlje - Annu. Rev. Condens. Matter …, 2013 - annualreviews.org
Strong electronic correlations are often associated with the proximity of a Mott-insulating
state. In recent years however, it has become increasingly clear that the Hund's rule …

Emergent Ferromagnetism with Fermi-Liquid Behavior in Proton Intercalated

S Shen, Z Li, Z Tian, W Luo, S Okamoto, P Yu - Physical Review X, 2021 - APS
The evolution between Fermi-liquid and non-Fermi-liquid states in correlated electron
systems has been a central subject in condensed matter physics because of the coupled …

Low-Energy Electronic Properties of Clean : Elusive Landau Quasiparticles

M Schneider, D Geiger, S Esser, US Pracht, C Stingl… - Physical Review Letters, 2014 - APS
We have prepared high-quality epitaxial thin films of CaRuO 3 with residual resistivity ratios
up to 55. Shubnikov–de Haas oscillations in the magnetoresistance and a T 2 temperature …

: A High-Kondo-Temperature Transition-Metal Oxide

D Takegami, CY Kuo, K Kasebayashi, JG Kim… - Physical Review X, 2022 - APS
We present a comprehensive study of CaCu 3 Ru 4 O 12 using bulk sensitive hard and soft x-
ray spectroscopy combined with local-density approximation+ dynamical mean-field theory …

[HTML][HTML] Tunable electron scattering mechanism in plasmonic SrMoO3 thin films

RD Prasetiyawati, SG Jeong, CK Park, S Song… - Current Applied …, 2023 - Elsevier
Abstract 4d transition metal perovskite oxides serve as suitable testbeds for the study of
strongly correlated metallic properties. Among these, SrMoO 3 (SMO) exhibits remarkable …

Shining light on transition-metal oxides: unveiling the hidden Fermi liquid

X Deng, A Sternbach, K Haule, DN Basov, G Kotliar - Physical review letters, 2014 - APS
We use low energy optical spectroscopy and first principles local density approximation plus
dynamical mean field theory calculations to test the hypothesis that the anomalous transport …

Revealing the hidden heavy Fermi liquid in

Y Liu, HP Nair, JP Ruf, DG Schlom, KM Shen - Physical Review B, 2018 - APS
The perovskite ruthenate CaRuO 3 has attracted considerable interest due to reports of
possible non-Fermi-liquid behavior and its proximity to a magnetic quantum critical point, yet …

Strong Terahertz Third-Harmonic Generation by Kinetic Heavy Quasiparticles in

C Reinhoffer, S Esser, S Esser, EA Mashkovich… - Physical Review Letters, 2024 - APS
We report on time-resolved nonlinear terahertz spectroscopy of a strongly correlated
ruthenate, CaRuO 3, as a function of temperature, frequency, and terahertz field strength …

Separated transport relaxation scales and interband scattering in thin films of , , and

Y Wang, HP Nair, NJ Schreiber, JP Ruf, B Cheng… - Physical Review B, 2021 - APS
The anomalous charge transport observed in some strongly correlated metals raises
questions as to the universal applicability of Landau Fermi-liquid theory. The coherence …

Emergent electronic structure of CaFe2As2

K Ali, K Maiti - Scientific Reports, 2017 - nature.com
CaFe2As2 exhibits collapsed tetragonal (cT) structure and varied exotic behaviour under
pressure at low temperatures that led to debate on linking the structural changes to its …