Intertwined vestigial order in quantum materials: Nematicity and beyond

RM Fernandes, PP Orth… - Annual Review of …, 2019 - annualreviews.org
A hallmark of the phase diagrams of quantum materials is the existence of multiple
electronic ordered states, which, in many cases, are not independent competing phases, but …

Low-energy microscopic models for iron-based superconductors: a review

RM Fernandes, AV Chubukov - Reports on Progress in Physics, 2016 - iopscience.iop.org
The development of sensible microscopic models is essential to elucidate the normal-state
and superconducting properties of the iron-based superconductors. Because these …

Superconductivity-induced re-entrance of the orthorhombic distortion in Ba1−xKxFe2As2

AE Böhmer, F Hardy, L Wang, T Wolf… - Nature …, 2015 - nature.com
Detailed knowledge of the phase diagram and the nature of the competing magnetic and
superconducting phases is imperative for a deeper understanding of the physics of iron …

Double-Q spin-density wave in iron arsenide superconductors

JM Allred, KM Taddei, DE Bugaris, MJ Krogstad… - Nature Physics, 2016 - nature.com
Elucidating the nature of the magnetic ground state of iron-based superconductors is of
paramount importance in unveiling the mechanism behind their high-temperature …

Hedgehog spin-vortex crystal stabilized in a hole-doped iron-based superconductor

WR Meier, QP Ding, A Kreyssig, SL Bud'ko… - npj Quantum …, 2018 - nature.com
Magnetism is widely considered to be a key ingredient of unconventional superconductivity.
In contrast to cuprate high-temperature superconductors, antiferromagnetism in most Fe …

[HTML][HTML] Spin fluctuations in iron pnictides and chalcogenides: From antiferromagnetism to superconductivity

DS Inosov - Comptes Rendus Physique, 2016 - Elsevier
The present article reviews recent experimental investigations of spin dynamics in iron-
based superconductors and their parent compounds by means of inelastic neutron …

[HTML][HTML] Magnetic interactions in iron superconductors: A review

E Bascones, B Valenzuela, MJ Calderón - Comptes Rendus Physique, 2016 - Elsevier
High-temperature superconductivity in iron pnictides and chalcogenides emerges when a
magnetic phase is suppressed. The multi-orbital character and the strength of correlations …

Vestigial chiral and charge orders from bidirectional spin-density waves: Application to the iron-based superconductors

RM Fernandes, SA Kivelson, E Berg - Physical Review B, 2016 - APS
Recent experiments in optimally hole-doped iron arsenides have revealed a novel
magnetically ordered ground state that preserves tetragonal symmetry, consistent with either …

Spin reorientation driven by the interplay between spin-orbit coupling and Hund's rule coupling in iron pnictides

MH Christensen, J Kang, BM Andersen, I Eremin… - Physical Review B, 2015 - APS
In most magnetically-ordered iron pnictides, the magnetic moments lie in the FeAs planes,
parallel to the modulation direction of the spin stripes. However, recent experiments in hole …

Charge density waves with nontrivial orbital textures in rare earth tritellurides

S Alekseev, SAA Ghorashi, RM Fernandes, J Cano - Physical Review B, 2024 - APS
Motivated by recent experiments reporting unconventional collective modes in the charge
density wave (CDW) state of rare earth tritellurides R Te 3, we derive a CDW Ginzburg …