Superconductivity in iron compounds

GR Stewart - Reviews of Modern Physics, 2011 - APS
Kamihara and coworkers' report of superconductivity at T c= 26 K in fluorine-doped
LaFeAsO inspired a worldwide effort to understand the nature of the superconductivity in this …

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 …

High-temperature superconductivity in iron-based materials

J Paglione, RL Greene - Nature physics, 2010 - nature.com
The surprising discovery of superconductivity in layered iron-based materials, with transition
temperatures climbing as high as 55 K, has led to thousands of publications on this subject …

The puzzle of high temperature superconductivity in layered iron pnictides and chalcogenides

DC Johnston - Advances in Physics, 2010 - Taylor & Francis
The response of the worldwide scientific community to the discovery in 2008 of
superconductivity at T c= 26 K in the Fe-based compound LaFeAsO1− x F x has been very …

Unconventional superconductivity

GR Stewart - Advances in Physics, 2017 - Taylor & Francis
'Conventional'superconductivity, as used in this review, refers to electron–phonon-coupled
superconducting electron pairs described by BCS theory. Unconventional superconductivity …

Pairing mechanism in Fe-based superconductors

A Chubukov - Annu. Rev. Condens. Matter Phys., 2012 - annualreviews.org
I review recent works on the symmetry and the structure of the superconducting gap in Fe-
based superconductors (FeSCs) and on the underlying pairing mechanism in these …

Direct observation of nodes and twofold symmetry in FeSe superconductor

CL Song, YL Wang, P Cheng, YP Jiang, W Li, T Zhang… - Science, 2011 - science.org
We investigated the electron-pairing mechanism in an iron-based superconductor, iron
selenide (FeSe), using scanning tunneling microscopy and spectroscopy. Tunneling …

Unconventional s-Wave Superconductivity in Fe(Se,Te)

T Hanaguri, S Niitaka, K Kuroki, H Takagi - Science, 2010 - science.org
The superconducting state is characterized by a pairing of electrons with a superconducting
gap on the Fermi surface. In iron-based superconductors, an unconventional pairing state …

Pnictogen height as a possible switch between high- nodeless and low- nodal pairings in the iron-based superconductors

K Kuroki, H Usui, S Onari, R Arita, H Aoki - Physical Review B—Condensed …, 2009 - APS
We study the effect of the lattice structure on the spin-fluctuation-mediated superconductivity
in the iron pnictides adopting the five-band models of several virtual lattice structures of …