437 citations · 1.7k across the 20 of their papers we have counts for
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$\require{mhchem}$Misfit phase $\ce{(BiSe)_{$1.10$}NbSe2}$ as the origin of superconductivity in nobium-doped bismuth selenide
Machteld E. Kamminga, Maria Batuk, Joke Hadermann +1
$\require{mhchem}$Topological superconductivity is of great contemporary interest and has been proposed in doped $\ce{Bi2Se3}$ in which electron-donating atoms such as Cu, Sr or Nb…
Robustness of superconducting properties to transition metal substitution and impurity phases in Fe1-xVxSe
Franziska K. K. Kirschner, Daniel N. Woodruff, Matthew J. Bristow +4
We have performed transverse- and zero-field muon spin rotation/relaxation experiments, as well as magnetometry measurements, on samples of Fe1-xVxSe and their Li+NH3 intercalates…
Coexistence of magnetism and superconductivity in separate layers of the iron-based superconductor Li_{1-x}Fe_{x}(OH)Fe_{1-y}Se
C. V. Topping, F. K. K. Kirschner, S. J. Blundell +5
The magnetic properties attributed to the hydroxide layer of Li1-xFex(OH)Fe1-ySe have been elucidated by the study of superconducting and nonsuperconducting members of this family.…
Robustness of superconductivity to competing magnetic phases in tetragonal FeS
Franziska K. K. Kirschner, Franz Lang, Craig V. Topping +6
We have determined the superconducting and magnetic properties of a hydrothermally synthesized powder sample of tetragonal FeS using muon spin rotation (μSR). The superconducting p…
Intercalation effect on hyperfine parameters of Fe in FeSe superconductor with Tc = 42 K
Sergii I Shylin, Vadim Ksenofontov, Stefan J Sedlmaier +5
57Fe-Mossbauer spectra of superconducting beta-FeSe, the Li/NH3 intercalate product and a subsequent sample of this intercalate treated with moist He gas have been measured in temp…
Strong spin fluctuations in -FeSe observed by neutron spectroscopy
M. C. Rahn, R. A. Ewings, S. J. Sedlmaier +2
We have performed powder inelastic neutron scattering measurements on the unconventional superconductor -FeSe (). The spectra reveal highly dispe…
Soft chemical control of superconductivity in lithium iron selenide hydroxides Li1-xFex(OH)Fe1-ySe
Hualei Sun, Daniel N. Woodruff, Simon J. Cassidy +13
Hydrothermal synthesis is described of layered lithium iron selenide hydroxides Li1-xFex(OH)Fe1-ySe (x ~ 0.2; 0.02 < y < 0.15) with a wide range of iron site vacancy concentrations…
Spin fluctuations away from (pi,0) in the superconducting phase of molecular-intercalated FeSe
A. E. Taylor, S. J. Sedlmaier, S. J. Cassidy +5
Magnetic fluctuations in the molecular-intercalated FeSe superconductor Li{x}(ND2){y}(ND3){1-y}Fe2Se2 (Tc = 43K) have been measured by inelastic neutron scattering from a powder sa…
Absence of strong magnetic fluctuations in the iron phosphide superconductors LaFePO and Sr2ScO3FeP
A. E. Taylor, R. A. Ewings, T. G. Perring +4
We report neutron inelastic scattering measurements on polycrystalline LaFePO and Sr2ScO3FeP, two members of the iron phosphide families of superconductors. No evidence is found fo…
Enhancement of superconducting transition temperature of FeSe by intercalation of a molecular spacer layer
Matthew Burrard-Lucas, David G. Free, Stefan J. Sedlmaier +8
The recent discovery of high temperature superconductivity in a layered iron arsenide has led to an intensive search to optimize the superconducting properties of iron-based superc…
The gradual destruction of magnetism in the superconducting family NaFe(1-x)CoxAs
J. D. Wright, T. Lancaster, I. Franke +10
The interplay and coexistence of superconducting, magnetic and structural order parameters in NaFe{1-x}Co{x}As has been studied using SQUID magnetometry, muon-spin rotation and syn…
Control via electron count of the competition between magnetism and superconductivity in cobalt and nickel doped NaFeAs
Dinah R. Parker, Matthew J. P. Smith, Tom Lancaster +7
Using a combination of neutron, muon and synchrotron techniques we show how the magnetic state in NaFeAs can be tuned into superconductivity by replacing Fe by either Co or Ni. Ele…
The electronic structure of LiFeAs and NaFeAs probed by resonant inelastic x-ray scattering spectra
E. Z. Kurmaev, J. McLeod, N. A. Skorikov +5
Results of resonant inelastic X-ray scattering (RIXS) measurements at Fe L-edges and electronic structure calculations of LiFeAs and NaFeAs are presented. Both experiment and theor…
Heat capacity measurements on FeAs-based compounds: a thermodynamic probe of electronic and magnetic states
P. J. Baker, S. R. Giblin, F. L. Pratt +7
We report heat capacity measurements of the pnictide materials SmFeAsOF, NdFeAsO, LaFeAsOF and LiFeAs. For SmFeAsOF, with x close to 0.1, we use…
Enhancement of Superfluid Stiffness, Suppression of Superconducting T_c and Field-induced Magnetism in the Pnictide Superconductor LiFeAs
F. L. Pratt, P. J. Baker, S. J. Blundell +6
Transverse-field muon-spin rotation measurements performed on two samples of LiFeAs demonstrate that the superfluid stiffness of the superconducting condensate in relation to its s…
Structure, antiferromagnetism and superconductivity of the layered iron arsenide NaFeAs
Dinah R. Parker, Michael J. Pitcher, Peter J Baker +4
A new layered iron arsenide NaFeAs isostructural with the superconducting lithium analogue, displays evidence for the coexistence of superconductivity and magnetic ordering.
Structure and superconductivity of LiFeAs
Michael J. Pitcher, Dinah R. Parker, Paul Adamson +3
The lithium ions in Lithium iron arsenide phases with compositions close to LiFeAs have been located using powder neutron diffraction. These phases exhibit superconductivity at tem…