High-temperature superconductivity in iron pnictides and chalcogenides

Q Si, R Yu, E Abrahams - Nature Reviews Materials, 2016‏ - nature.com
Superconductivity develops in metals upon the formation of a coherent macroscopic
quantum state of electron pairs. Iron pnictides and chalcogenides are materials that have …

What drives nematic order in iron-based superconductors?

RM Fernandes, AV Chubukov, J Schmalian - Nature physics, 2014‏ - nature.com
Although the existence of nematic order in iron-based superconductors is now a well-
established experimental fact, its origin remains controversial. Nematic order breaks the …

Iron-based superconductors: Current status of materials and pairing mechanism

H Hosono, K Kuroki - Physica C: Superconductivity and its Applications, 2015‏ - Elsevier
Since the discovery of high T c iron-based superconductors in early 2008, more than 15,000
papers have been published as a result of intensive research. This paper describes the …

Gap symmetry and structure of Fe-based superconductors

PJ Hirschfeld, MM Korshunov… - Reports on progress in …, 2011‏ - iopscience.iop.org
The recently discovered Fe-pnictide and chalcogenide superconductors display low-
temperature properties suggesting superconducting gap structures which appear to vary …

Orbital-driven nematicity in FeSe

SH Baek, DV Efremov, JM Ok, JS Kim… - Nature materials, 2015‏ - nature.com
A fundamental and unconventional characteristic of superconductivity in iron-based
materials is that it occurs in the vicinity of two other instabilities. In addition to a tendency …

Classification of atomic-scale multipoles under crystallographic point groups and application to linear response tensors

S Hayami, M Yatsushiro, Y Yanagi, H Kusunose - Physical Review B, 2018‏ - APS
Four types of atomic-scale multipoles (electric, magnetic, magnetic toroidal, and electric
toroidal multipoles) give a complete set to describe arbitrary degrees of freedom for coupled …

In-plane resistivity anisotropy in an underdoped iron arsenide superconductor

JH Chu, JG Analytis, K De Greve, PL McMahon, Z Islam… - Science, 2010‏ - science.org
High-temperature superconductivity often emerges in the proximity of a symmetry-breaking
ground state. For superconducting iron arsenides, in addition to the antiferromagnetic …

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 …

Compass models: Theory and physical motivations

Z Nussinov, J Van Den Brink - Reviews of Modern Physics, 2015‏ - APS
Compass models are theories of matter in which the couplings between the internal spin (or
other relevant field) components are inherently spatially (typically, direction) dependent. A …

Intra-unit-cell electronic nematicity of the high-Tc copper-oxide pseudogap states

MJ Lawler, K Fujita, J Lee, AR Schmidt, Y Kohsaka… - Nature, 2010‏ - nature.com
In the high-transition-temperature (high-T c) superconductors the pseudogap phase
becomes predominant when the density of doped holes is reduced. Within this phase it has …