Recent progress on HYSPEC, and its polarization analysis capabilities

B Winn, U Filges, VO Garlea… - EPJ Web of …, 2015 - epj-conferences.org
HYSPEC is a high-intensity, direct-geometry time-of-flight spectrometer at the Spallation
Neutron Source, optimized for measurement of excitations in small single-crystal specimens …

Electronic properties of the bulk and surface states of Fe1+yTe1−xSex

Y Li, N Zaki, VO Garlea, AT Savici, D Fobes, Z Xu… - Nature Materials, 2021 - nature.com
The idea of employing non-Abelian statistics for error-free quantum computing ignited
interest in reports of topological surface superconductivity and Majorana zero modes …

Polarized neutron scattering on HYSPEC: the HYbrid SPECtrometer at SNS

IA Zaliznyak, AT Savici, VO Garlea… - Journal of Physics …, 2017 - iopscience.iop.org
We describe some of the first polarized neutron scattering measurements performed at
HYSPEC [1− 4] spectrometer at the Spallation Neutron Source, Oak Ridge National …

Magnetism and superconductivity in Fe1+ y Te1− xSex

JM Tranquada, G Xu, IA Zaliznyak - Journal of Physics …, 2020 - iopscience.iop.org
Neutron scattering has played a significant role in characterizing magnetic and structural
correlations in Fe 1+ y Te 1− x Se x and their connections with superconductivity. Here we …

Synthesis, phase stability, structural, and physical properties of 11‐type iron chalcogenides

S Rößler, C Koz, S Wirth, U Schwarz - physica status solidi (b), 2017 - Wiley Online Library
This article reviews recent experimental investigations on two binary Fe‐chalcogenides:
FeSe and Fe Te. The main focus is on synthesis, single crystal growth, chemical …

Controllable synthesis and electronic structure characterization of multiple phases of iron telluride thin films

Z Zhang, M Cai, R Li, F Meng, Q Zhang, L Gu, Z Ye… - Physical Review …, 2020 - APS
We present an investigation on the controlled growth of epitaxial iron telluride films of
multiple phases by molecular beam epitaxy. By optimizing the substrate temperature, we …

Weak and Strong Correlations in Fe Superconductors

L de'Medici - Iron-Based Superconductivity, 2014 - Springer
In this chapter I will discuss the strength of electronic correlations in the normal phase of Fe-
superconductors. It will be shown that the agreement between a wealth of experiments and …

Topological gapless phases in nonsymmorphic antiferromagnets

W Brzezicki, M Cuoco - Physical Review B, 2017 - APS
We investigate the nature of the electronic states in a variety of nonsymmorphic collinear
antiferromagnets with glide reflection symmetry, a combination of mirror and half-lattice …

Moire Superlattice-Induced Superconductivity in One-Unit-Cell FeTe

H Qin, X Chen, B Guo, T Pan, M Zhang, B Xu… - Nano Letters, 2021 - ACS Publications
In this work, we demonstrate that the nonsuperconducting single-layer FeTe can become
superconducting when its structure is properly tuned by epitaxially growing it on Bi2Te3 thin …

Photoinduced dynamics of nematic order parameter in FeSe

T Konstantinova, L Wu, M Abeykoon, RJ Koch… - Physical Review B, 2019 - APS
Formation of electronic nematicity is a common thread of unconventional superconductors.
We use ultrafast electron diffraction to probe the lattice interactions with electronic degrees …