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 …

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 …

An overview on iron based superconductors

PM Aswathy, JB Anooja, PM Sarun… - Superconductor …, 2010 - iopscience.iop.org
The discovery of superconductivity at relatively higher temperatures in a non-cuprate
system, LnFeAsO 1− x F x (Ln= lanthanides) has created tremendous activity among the …

On the multi‐orbital band structure and itinerant magnetism of iron‐based superconductors

OK Andersen, L Boeri - Annalen der Physik, 2011 - Wiley Online Library
This paper explains the multi‐orbital band structures and itinerant magnetism of the iron‐
pnictide and chalcogenide superconductors. We first describe the generic band structure of …

Pressure effects on two superconducting iron-based families

AS Sefat - Reports on progress in physics, 2011 - iopscience.iop.org
Insight into the mechanism of high-temperature superconductivity can be gained by
pressure-dependent studies of structural, thermodynamics and transport data. The role of …

Pressure effects on iron-based superconductor families: Superconductivity, flux pinning and vortex dynamics

LN Sang, Z Li, GS Yang, ZJ Yue, JX Liu, CB Cai… - Materials Today …, 2021 - Elsevier
Since the discovery of iron-based superconductors, a new chapter has been opened in the
history of the development of high temperature superconductivity. In the past decade, there …

Influence of the rare-earth element on the effects of the structural and magnetic phase transitions in CeFeAsO, PrFeAsO and NdFeAsO

MA McGuire, RP Hermann, AS Sefat… - New Journal of …, 2009 - iopscience.iop.org
We present results of transport and magnetic properties and heat capacity measurements on
polycrystalline CeFeAsO, PrFeAsO and NdFeAsO. These materials undergo structural …

Proximity of iron pnictide superconductors to a quantum tricritical point

G Giovannetti, C Ortix, M Marsman, M Capone… - Nature …, 2011 - nature.com
In several materials, unconventional superconductivity appears nearby a quantum phase
transition where long-range magnetic order vanishes as a function of a control parameter …

Possible Three-Dimensional Nodes in the s± Superconducting Gap of BaFe2(As1-xPx)2

K Suzuki, H Usui, K Kuroki - Journal of the Physical Society of Japan, 2011 - journals.jps.jp
We theoretically examine the superconducting state of BaFe 2 (As 1-x P x) 2, an isovalent
do** 122-iron-pnictide superconductor. We construct a three-dimensional 10-orbital …

Gutzwiller density functional studies of FeAs-based superconductors: Structure optimization and evidence for a three-dimensional fermi surface

GT Wang, Y Qian, G Xu, X Dai, Z Fang - Physical review letters, 2010 - APS
The electronic structures of FeAs compounds are sensitive to FeAs bonding, which is
described unsuccessfully by the local density approximation (LDA). Treating the multiorbital …