Using gap symmetry and structure to reveal the pairing mechanism in Fe-based superconductors

PJ Hirschfeld - Comptes Rendus Physique, 2016 - Elsevier
I review theoretical ideas and implications of experiments for the gap structure and symmetry
of the Fe-based superconductors. Unlike any other class of unconventional …

[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 …

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 …

Self-consistent Vertex Correction Analysis for Iron-based Superconductors:<? format?> Mechanism of Coulomb Interaction-Driven Orbital Fluctuations

S Onari, H Kontani - Physical Review Letters, 2012 - APS
We study the mechanism of orbital or spin fluctuations due to multiorbital Coulomb
interaction in<? format?> iron-based superconductors, going beyond the random-phase …

Phase diagram of BaKFeAs

S Avci, O Chmaissem, DY Chung, S Rosenkranz… - Physical Review B …, 2012 - APS
We report the results of a systematic investigation of the phase diagram of the iron-based
superconductor Ba 1− x K x Fe 2 As 2 from x= 0 to x= 1.0 using high-resolution neutron and …

Inverse seesaw neutrino signatures at the LHC and ILC

A Das, N Okada - Physical Review D—Particles, Fields, Gravitation, and …, 2013 - APS
We study the collider signature of pseudo-Dirac heavy neutrinos in the inverse seesaw
scenario, where the heavy neutrinos with mass at the electroweak scale can have sizable …

-wave pairing from spin fluctuations in the FeSe superconductors

TA Maier, S Graser, PJ Hirschfeld, DJ Scalapino - Physical Review B …, 2011 - APS
Angle-resolved photoemission spectroscopy measurements on the recently discovered
superconductors in the KFe 2 Se 2 family with critical temperatures up to~ 33 K suggest that …

Orbital origin of extremely anisotropic superconducting gap in nematic phase of FeSe superconductor

D Liu, C Li, J Huang, B Lei, L Wang, X Wu, B Shen… - Physical Review X, 2018 - APS
The iron-based superconductors are characterized by multiple-orbital physics where all the
five Fe 3 d orbitals get involved. The multiple-orbital nature gives rise to various novel …

Origin of orthorhombic transition, magnetic transition, and shear-modulus softening in iron pnictide superconductors: Analysis based on the orbital fluctuations theory

H Kontani, T Saito, S Onari - Physical Review B—Condensed Matter and …, 2011 - APS
The main features in iron pnictide superconductors are summarized as (i) the orthorhombic
transition accompanied by a remarkable softening of the shear modulus,(ii) high-T c …

Orbital-independent superconducting gaps in iron pnictides

T Shimojima, F Sakaguchi, K Ishizaka, Y Ishida, T Kiss… - Science, 2011 - science.org
The origin of superconductivity in the iron pnictides has been attributed to antiferromagnetic
spin ordering that occurs in close combination with a structural transition, but there are also …