240 citations · 896 across the 33 of their papers we have counts for
19 papers · 1 filter
Pressure-induced superconductivity in the weak topological insulator Bi2TeI and the topological metal Bi3TeI
T. A. Elmslie, D. VanGennep, R. N. Baten +6
We report a series of high-pressure electrical transport, magnetic susceptibility, and x-ray diffraction measurements on single crystals of the weak topological insulator Bi2TeI an…
Creating superconductivity in WB2 through pressure-induced metastable planar defects
J. Lim, A. C. Hire, Y. Quan +11
High-pressure electrical resistivity measurements reveal that the mechanical deformation of ultra-hard WB2 during compression induces superconductivity above 50 GPa with a maximum…
High pressure study of low-Z superconductor BeRe
J. Lim, A. C. Hire, Y. Quan +11
With , BeRe exhibits one of the highest critical temperatures among Be-rich compounds. We have carried out a series of high-pressure electrical resi…
Lattice Disorder Effect on Magnetic Ordering of Iron Arsenides
Athena S. Sefat, Xiaoping P. Wang, Yaohua Liu +7
This study investigates the changes of magnetic ordering temperature via nano- and mesoscale structural features in an iron arsenide. Although magnetic ground states in quantum mat…
Superconducting and magnetic phase diagram of RbEuFe4As4 and CsEuFe4As4 at high pressure
Daniel E. Jackson, Derrick VanGennep, Wenli Bi +7
The recently discovered (Rb,Cs)EuFe4As4 compounds exhibit an unusual combination of superconductivity (Tc = 35 K) and ferromagnetism (Tm = 15 K). We have performed a series of x-ra…
Superconductivity of barium-VI synthesized via compression at low temperatures
D. E. Jackson, D. VanGennep, Y. K. Vohra +2
Using a membrane-driven diamond anvil cell and both ac magnetic susceptibility and electrical resistivity measurements, we have characterized the superconducting phase diagram of e…
Pressure-induced superconductivity in the giant Rashba system BiTeI
D. VanGennep, A. Linscheid, D. E. Jackson +7
At ambient pressure, BiTeI is the first material found to exhibit a giant Rashba splitting of the bulk electronic bands. At low pressures, BiTeI undergoes a transition from trivial…
Superconducting Bi2Te: pressure-induced universality in the (Bi2)m(Bi2Te3)n series
Ryan L. Stillwell, Zsolt Jenei, Samuel T. Weir +2
Using high-pressure magnetotransport techniques we have discovered superconductivity in Bi2Te, a member of the infinitely adaptive (Bi2)m(Bi2Te3)n series, whose end members, Bi and…
Metallicity of Ca2Cu6P5 with Single and Double Copper-Pnictide Layers
Li Li, David Parker, Miaofang Chi +3
We report thermodynamic and transport properties, and also theoretical calculations, for Cu-based compound Ca2Cu6P5 and compare with CaCu(2-x)P2. Both materials have layers of edge…
High Pressure Effects on the Superconductivity in Rare-Earth Doped CaFe2As2
Dan Cargill, Walter Uhoya, Gofryk Krzysztof +4
High-pressure superconductivity in a rare-earth doped Ca0.86Pr0.14Fe2As2 single crystalline sample has been studied up to 12 GPa and temperatures down to 11 K using designer diamon…
Pressure Induced Superconductivity and Structural Transitions in Ba(Fe0.9Ru0.1)2As2
Walter Uhoya, Georgiy M. Tsoi, Yogesh K. Vohra +2
High pressure electrical resistance and x-ray diffraction measurements have been performed on ruthenium-doped Ba(Fe0.9Ru0.1)2As2, up to pressures of 32 GPa and down to temperatures…
Pressure-Induced Unconventional Superconducting Phase in the Topological Insulator Bi2Se3
K. Kirshenbaum, P. S. Syers, A. P. Hope +7
Simultaneous low-temperature electrical resistivity and Hall effect measurements were performed on single-crystalline Bi2Se3 under applied pressures up to 50 GPa. As a function of…
Simultaneous measurement of pressure evolution of crystal structure and superconductivity in FeSe0.92 using designer diamonds
Walter Uhoya, Georgiy Tsoi, Yogesh Vohra +4
Simultaneous high pressure x-ray diffraction and electrical resistance measurements have been carried out on a PbO type α-FeSe0.92 compound to a pressure of 44 GPa and temperatures…
Pressure Induced Superconductivity in Ba0.5Sr0.5Fe2As2
Georgiy M. Tsoi, Walter Malone, Walter Uhoya +5
High-pressure electrical resistance measurements have been performed on single crystal Ba0.5Sr0.5Fe2As2 platelets to pressures of 16 GPa and temperatures down to 10 K using designe…
High pressure transport studies of the LiFeAs analogues CuFeTe2 and Fe2As
Diego A. Zocco, Duygu Y. Tütün, James J. Hamlin +4
We have synthesized two iron-pnictide/chalcogenide materials, CuFeTe2 and Fe2As, which share crystallographic features with known iron-based superconductors, and carried out high-p…
The suppression of magnetism and the development of superconductivity within the collapsed tetragonal phase of Ca0.67Sr0.33Fe2As2 at high pressure
J. R. Jeffries, N. P. Butch, K. Kirshenbaum +4
Structural and electronic characterization of (Ca0.67Sr0.33)Fe2As2 has been performed as a func- tion of pressure up to 12 GPa using conventional and designer diamond anvil cells.…
Structural and Magnetic Phase Transitions in NdCoAsO under High Pressures
Walter Uhoya, Georgiy M. Tsoi, Yogesh K. Vohra +5
We have investigated structural and magnetic phase transitions under high pressures in a quaternary rare earth transition metal arsenide oxide NdCoAsO compound that is isostructura…
Anomalous Compressibility Effects and Superconductivity in EuFe2As2 under High Pressures
Walter Uhoya, Georgiy M. Tsoi Yogesh K. Vohra, Michael A. McGuire +4
The crystal structure and electrical resistance of the structurally-layered EuFe2As2 have been studied up to 70 GPa and down to temperature of 10 K, using a synchrotron x-ray sourc…
Effect of pressure on the superconducting critical temperature of La[O_{0.89}F_{0.11}]FeAs and Ce[O_{0.88}F_{0.12}]FeAs
D. A. Zocco, J. J. Hamlin, R. E. Baumbach +9
We have performed several high-pressure resistivity experiments on the recently discovered superconductors La[O_{0.89}F_{0.11}]FeAs and Ce[O_{0.88}F_{0.12}]FeAs. At ambient pressur…