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 …
superconductivity at T c= 26 K in the Fe-based compound LaFeAsO1− x F x has been very …
To what extent iron-pnictide new superconductors have been clarified: a progress report
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 …
iron-based superconductors as they were known at the end of 2008. At the same time, this …
Superconductivity at 43 K in an iron-based layered compound LaO1-xFxFeAs
H Takahashi, K Igawa, K Arii, Y Kamihara, M Hirano… - nature, 2008 - nature.com
The iron-and nickel-based layered compounds LaOFeP (refs 1, 2) and LaONiP (ref. 3) have
recently been reported to exhibit low-temperature superconducting phases with transition …
recently been reported to exhibit low-temperature superconducting phases with transition …
Crystallographic phase transition and high-Tc superconductivity in LaFeAsO: F
Undoped LaFeAsO, the parent compound of the newly found high-T c superconductor,
exhibits a sharp decrease in the temperature-dependent resistivity at∼ 160 K. The anomaly …
exhibits a sharp decrease in the temperature-dependent resistivity at∼ 160 K. The anomaly …
Superconductivity induced by La do** in SrLaFBiS
X Lin, X Ni, B Chen, X Xu, X Yang, J Dai, Y Li… - Physical Review B …, 2013 - APS
Through a combination of x-ray diffraction, electrical transport, magnetic susceptibility, and
heat-capacity measurements, we report the effect of La do** on Sr in the newly discovered …
heat-capacity measurements, we report the effect of La do** on Sr in the newly discovered …
Local antiferromagnetic correlations in the iron pnictide superconductors and as seen via normal-state susceptibility
R Klingeler, N Leps, I Hellmann, A Popa… - Physical Review B …, 2010 - APS
We have studied the interplay of magnetism and superconductivity in LaFeAsO 1− x F x and
Ca (Fe 1− x Co x) 2 As 2. While antiferromagnetic spin-density wave formation is …
Ca (Fe 1− x Co x) 2 As 2. While antiferromagnetic spin-density wave formation is …
Influence of the rare-earth element on the effects of the structural and magnetic phase transitions in CeFeAsO, PrFeAsO and NdFeAsO
We present results of transport and magnetic properties and heat capacity measurements on
polycrystalline CeFeAsO, PrFeAsO and NdFeAsO. These materials undergo structural …
polycrystalline CeFeAsO, PrFeAsO and NdFeAsO. These materials undergo structural …
Electronic and magnetic phase diagram of superconductors, SmFeAsO1− xFx
Y Kamihara, T Nomura, M Hirano, JE Kim… - New Journal of …, 2010 - iopscience.iop.org
A crystallographic and magnetic phase diagram of SmFeAsO 1− x F x is determined as a
function of x in terms of temperature based on electrical transport and magnetization …
function of x in terms of temperature based on electrical transport and magnetization …
Narrow superconducting window in
We have studied Ni-substitution effect in LaFe 1− x Ni x AsO (0≤ x≤ 0.1) by the
measurements of x-ray diffraction, electrical resistivity, magnetic susceptibility, and heat …
measurements of x-ray diffraction, electrical resistivity, magnetic susceptibility, and heat …
Orbital and spin effects for the upper critical field in As-deficient disordered Fe pnictide superconductors
G Fuchs, SL Drechsler, N Kozlova… - New Journal of …, 2009 - iopscience.iop.org
We report upper critical field B c2 (T) data for LaO 0.9 F 0.1 FeAs 1-δ in a wide temperature
and field range up to 60 T. The large slope of B c2≈-5.4 to-6.6 T K-1 near an improved T c≈ …
and field range up to 60 T. The large slope of B c2≈-5.4 to-6.6 T K-1 near an improved T c≈ …