Magnetism in Fe-based superconductors

MD Lumsden, AD Christianson - Journal of Physics: Condensed …, 2010 - iopscience.iop.org
In this review, we present a summary of experimental studies of magnetism in Fe-based
superconductors. The do** dependent phase diagram shows strong similarities to the …

High-temperature superconductivity in iron-based layered iron compounds

MV Sadovskii - Physics-Uspekhi, 2008 - iopscience.iop.org
Basic experimental data are presented for a new class of high-temperature superconductors—
iron-based layered compounds of the types REOFeAs (RE= La, Ce, Nd, Pr, Sm,...), AFe 2 As …

Strong interlayer magnetic exchange coupling in La3Ni2O7− δ revealed by inelastic neutron scattering

T **e, M Huo, X Ni, F Shen, X Huang, H Sun… - Science Bulletin, 2024 - Elsevier
After several decades of studies of high-temperature superconductivity, there is no
compelling theory for the mechanism yet; however, the spin fluctuations have been widely …

Thermal conductivity spectroscopy technique to measure phonon mean free paths

AJ Minnich, JA Johnson, AJ Schmidt, K Esfarjani… - Physical review …, 2011 - APS
Size effects in heat conduction, which occur when phonon mean free paths (MFPs) are
comparable to characteristic lengths, are being extensively explored in many nanoscale …

Tunable (, )-Type Antiferromagnetic Order in -Fe(Te,Se) Superconductors

W Bao, Y Qiu, Q Huang, MA Green, P Zajdel… - Physical review …, 2009 - APS
The new α-Fe (Te, Se) superconductors share the common iron building block and
ferminology with the LaFeAsO and BaFe 2 As 2 families of superconductors. In contrast with …

Absence of a Holelike Fermi Surface for the Iron-Based Superconductor Revealed by Angle-Resolved Photoemission Spectroscopy

T Qian, XP Wang, WC **, P Zhang, P Richard, G Xu… - Physical review …, 2011 - APS
We have performed an angle-resolved photoemission spectroscopy study of the new iron-
based superconductor K 0.8 Fe 1.7 Se 2 (T c∼ 30 K). Clear band dispersion is observed …

Design and operation of the wide angular-range chopper spectrometer ARCS at the Spallation Neutron Source

DL Abernathy, MB Stone, MJ Loguillo… - Review of Scientific …, 2012 - pubs.aip.org
The wide angular-range chopper spectrometer ARCS at the Spallation Neutron Source
(SNS) is optimized to provide a high neutron flux at the sample position with a large solid …

Two-dimensional resonant magnetic excitation in

MD Lumsden, AD Christianson, D Parshall, MB Stone… - Physical Review Letters, 2009 - APS
Inelastic neutron scattering measurements on single crystals of superconducting BaFe 1.84
Co 0.16 As 2 reveal a magnetic excitation located at wave vectors (1/2 1/2 L) in tetragonal …

New high-temperature superconductors based on rare-earth and transition metal oxyarsenides and related phases: synthesis, properties and simulations

AL Ivanovskii - Physics-Uspekhi, 2008 - iopscience.iop.org
The discovery in February 2008 of superconductivity with the transition temperature about
26 K in fluorine-doped oxyarsenide LaO 1–x F x FeAs stimulated numerous studies of …

Properties of a two-orbital model for oxypnictide superconductors: Magnetic order, spin-singlet pairing channel, and its nodal structure

A Moreo, M Daghofer, JA Riera, E Dagotto - Physical Review B—Condensed …, 2009 - APS
A recently proposed two-orbital model for the Fe-based superconductors is studied using the
Lanczos method on small clusters as well as pairing mean-field approximations. Our main …