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 …

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 …

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 …

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 …

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 …

Near-degeneracy of several pairing channels in multiorbital models for the Fe pnictides

S Graser, TA Maier, PJ Hirschfeld… - New Journal of …, 2009‏ - iopscience.iop.org
Weak-coupling approaches to the pairing problem in the iron pnictide superconductors have
predicted a wide variety of superconducting ground states. We argue here that this is due …

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 …

To what extent iron-pnictide new superconductors have been clarified: a progress report

K Ishida, Y Nakai, H Hosono - Journal of the Physical Society of …, 2009‏ - journals.jps.jp
In this review, the authors present a summary of experimental reports on newly discovered
iron-based superconductors as they were known at the end of 2008. At the same time, this …

Magnetism, superconductivity, and pairing symmetry in iron-based superconductors

AV Chubukov, DV Efremov, I Eremin - Physical Review B—Condensed Matter …, 2008‏ - APS
We analyze antiferromagnetism and superconductivity in novel Fe-based superconductors
within the itinerant model of small electron and hole pockets near (0, 0) and (π, π). We argue …

Nodeless superconducting gap in AxFe2Se2 (A=K,Cs) revealed by angle-resolved photoemission spectroscopy

Y Zhang, LX Yang, M Xu, ZR Ye, F Chen, C He… - Nature materials, 2011‏ - nature.com
Pairing symmetry is a fundamental property that characterizes a superconductor. For the iron-
based high-temperature superconductors,, an s±-wave pairing symmetry has received …