High-resolution inelastic X-ray scattering I: Context, spectrometers, samples, and superconductors
AQR Baron - Synchrotron Light Sources and Free-Electron Lasers …, 2020 - Springer
This chapter reviews nonresonant, meV-resolution inelastic x-ray scattering (IXS), as applied
to the measurement of atomic dynamics of crystalline materials. It, in conjunction with a …
to the measurement of atomic dynamics of crystalline materials. It, in conjunction with a …
On the multi‐orbital band structure and itinerant magnetism of iron‐based superconductors
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 …
pnictide and chalcogenide superconductors. We first describe the generic band structure of …
Gap symmetry and structure of Fe-based superconductors
The recently discovered Fe-pnictide and chalcogenide superconductors display low-
temperature properties suggesting superconducting gap structures which appear to vary …
temperature properties suggesting superconducting gap structures which appear to vary …
Do** evolution of superconducting gaps and electronic densities of states in Ba (Fe1− xCox) 2As2 iron pnictides
F Hardy, P Burger, T Wolf, RA Fisher… - Europhysics …, 2010 - iopscience.iop.org
An extensive calorimetric study of the normal-and superconducting-state properties of Ba
(Fe 1− x Co x) 2 As 2 is presented for 0< x< 0.2. The normal-state Sommerfeld coefficient …
(Fe 1− x Co x) 2 As 2 is presented for 0< x< 0.2. The normal-state Sommerfeld coefficient …
Effects of magnetism and do** on the electron-phonon coupling in
We calculate the effect of local magnetic moments on the electron-phonon coupling in
doped BaFe 2 As 2 using the density-functional perturbation theory. We show that the …
doped BaFe 2 As 2 using the density-functional perturbation theory. We show that the …
Calorimetric evidence of multiband superconductivity in Ba (Fe 0.925 Co 0.075) 2 As 2 single crystals
F Hardy, T Wolf, RA Fisher, R Eder, P Schweiss… - Physical Review B …, 2010 - APS
We report on the determination of the electronic heat capacity of a slightly overdoped (x=
0.075) Ba (Fe 1− x Co x) 2 As 2 single crystal with a T c of 21.4 K. Our analysis of the …
0.075) Ba (Fe 1− x Co x) 2 As 2 single crystal with a T c of 21.4 K. Our analysis of the …
Efficient first-principles methodology for the calculation of the all-phonon inelastic scattering in solids
Inelastic scattering experiments are key methods for map** the full dispersion of
fundamental excitations of solids in the ground as well as nonequilibrium states. A …
fundamental excitations of solids in the ground as well as nonequilibrium states. A …
Local atomic structure of superconducting
The isovalent substitution of Te for Se in the superconducting α-FeSe raises TC where the
average chalcogen–Fe bond angle decreases and the chalcogen-Fe distance increases …
average chalcogen–Fe bond angle decreases and the chalcogen-Fe distance increases …
Interplay between lattice and spin states degree of freedom in the FeSe superconductor: Dynamic spin state instabilities
Polarized Raman-scattering spectra of superconducting, single-crystalline FeSe evidence
pronounced phonon anomalies with temperature reduction. A large (∼ 6.5%) hardening of …
pronounced phonon anomalies with temperature reduction. A large (∼ 6.5%) hardening of …
Strain-Driven Approach to Quantum Criticality in with , Rb, and Cs
The iron-based superconductors A Fe 2 As 2 with A= K, Rb, Cs exhibit large Sommerfeld
coefficients approaching those of heavy-fermion systems. We have investigated the …
coefficients approaching those of heavy-fermion systems. We have investigated the …