Angle-resolved photoemission studies of quantum materials

JA Sobota, Y He, ZX Shen - Reviews of Modern Physics, 2021 - APS
The physics of quantum materials is dictated by many-body interactions and mathematical
concepts such as symmetry and topology that have transformed our understanding of matter …

Iron pnictides and chalcogenides: a new paradigm for superconductivity

RM Fernandes, AI Coldea, H Ding, IR Fisher… - Nature, 2022 - nature.com
Superconductivity is a remarkably widespread phenomenon that is observed in most metals
cooled to very low temperatures. The ubiquity of such conventional superconductors, and …

Antiferromagnetic order and spin dynamics in iron-based superconductors

P Dai - Reviews of Modern Physics, 2015 - APS
High-transition temperature (high-T c) superconductivity in the iron pnictides or
chalcogenides emerges from the suppression of the static antiferromagnetic order in their …

Spin glasses: redux: an updated experimental/materials survey

JA Mydosh - Reports on Progress in Physics, 2015 - iopscience.iop.org
This article reviews the 40+ year old spin-glass field and one of its earliest model
interpretations as a spin density wave. Our description is from an experimental …

Preemptive nematic order, pseudogap, and orbital order in the iron pnictides

RM Fernandes, AV Chubukov, J Knolle, I Eremin… - Physical Review B …, 2012 - APS
Starting from a microscopic itinerant model, we derive and analyze the effective low-energy
model for collective magnetic excitations in the iron pnictides. We show that the stripe …

Observation of universal strong orbital-dependent correlation effects in iron chalcogenides

M Yi, ZK Liu, Y Zhang, R Yu, JX Zhu, JJ Lee… - Nature …, 2015 - nature.com
Establishing the appropriate theoretical framework for unconventional superconductivity in
the iron-based materials requires correct understanding of both the electron correlation …

Observation of Temperature-Induced Crossover to an Orbital-Selective<? format?> Mott Phase in A x Fe 2-y Se 2 (A<? format?>=<? format?> K, Rb) Superconductors

M Yi, DH Lu, R Yu, SC Riggs, JH Chu, B Lv, ZK Liu… - Physical review …, 2013 - APS
Using angle-resolved photoemission spectroscopy, we observe the low-temperature state of
the A x Fe 2-y Se 2 (A= K, Rb) superconductors to exhibit an orbital-dependent …

High-pressure phase diagrams of FeSe1−xTex: correlation between suppressed nematicity and enhanced superconductivity

K Mukasa, K Matsuura, M Qiu, M Saito… - Nature …, 2021 - nature.com
The interplay among magnetism, electronic nematicity, and superconductivity is the key
issue in strongly correlated materials including iron-based, cuprate, and heavy-fermion …

Correlation-driven electronic reconstruction in FeTe1−xSex

J Huang, R Yu, Z Xu, JX Zhu, JS Oh, Q Jiang… - Communications …, 2022 - nature.com
Electronic correlation is of fundamental importance to high temperature superconductivity.
While the low energy electronic states in cuprates are dominantly affected by correlation …

Fe-based superconductors: an angle-resolved photoemission spectroscopy perspective

P Richard, T Sato, K Nakayama… - Reports on progress …, 2011 - iopscience.iop.org
Angle-resolved photoemission spectroscopy allows direct visualization and experimental
determination of the electronic structure of crystals in the momentum space, including the …