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Related papers: Superconductivity in Hexagonal BaPtAs: SrPtSb- and…

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It is a well-established fact that the physical properties of compounds follow their crystal symmetries. This has especially pronounced implications on emergent collective quantum states in materials. Specifically, the effect of crystal…

We describe three previously unreported superconductors, BaPb3, Ba0.89Sr0.11Pb3 and Ba0.5Sr0.5Pb3. These three materials, together with SrPb3, form a distinctive isoelectronic family of intermetallic superconductors based on the stacking of…

Materials with honeycomb lattice structures exhibit unique electronic properties arising from their distinctive atomic arrangements. Their weakly coupled nature facilitates modulation by external stimuli, which leads to a diverse range of…

Superconducting high-entropy alloys (HEAs) are a newly burgeoning field of unconventional superconductors and raise intriguing questions about the presence of superconductivity in highly disordered systems, which lack regular phonon modes.…

Superconductivity · Physics 2023-05-16 K. Motla , Arushi , S. Jangid , P. Meena , R. K. Kushwaha , R. P. Singh

Using first-principles density functional theory calculations, we investigate a family of stable two-dimensional crystals with chemical formula $A_2B_2$, where $A$ and $B$ belong to groups IV and V, respectively ($A$ = C, Si, Ge, Sn, Pb;…

Materials Science · Physics 2018-08-01 B. Ozdamar , G. Ozbal , M. N. Cinar , K. Sevim , G. Kurt , B. Kaya , H. Sevincli

We report a detailed study of superconductivity in polycrystalline SnTaS$_2$ using electrical transport, magnetization and heat capacity measurements. SnTaS$_2$ crystallizes in centrosymmetric hexagonal structure with space group…

We report superconductivity at 1.4K in the ternary SrPt$_{10}$P$_4$ with a complex new structure. SrPt$_{10}$P$_4$ crystallizes in a monoclinic space-group C2/c (\#15) with lattice parameters a= 22.9151(9)$\AA$, b= 13.1664(5)$\AA$,…

Superconductivity · Physics 2017-12-07 Bing Lv , BenMaan I. Jawdat , Zheng Wu , Sheng Li , Ching-Wu Chu

We report the superconductivity of PbTaS2 single crystals with the centrosymmetric structure. The systematic measurements of magnetization, electric transport and specific heat indicate that PbTaS2 is a weakly coupled type-II superconductor…

Superconductivity · Physics 2020-05-22 J. J. Gao , J. G. Si , X. Luo , J. Yan , Z. Z. Jiang , W. Wang , C. Q. Xu , X. F. Xu , P. Tong , W. H. Song , X. B. Zhu , W. J. Lu , Y. P. Sun

The intermetallic compound, YRhAl, has been prepared and is found to be isomorphic with RRhAl (R=Pr, Nd, Gd, Ho and Tm) compounds crystallizing in the orthorhombic TiNiSi-type structure (Space group Pnma). Heat capacity and electrical…

Superconductivity · Physics 2009-11-10 Darshan C. Kundaliya , S. K. Malik

The palladium-iron-arsenides Ca10(Fe1-xPdxAs)10(Pd3As8) were synthesized by solid state methods and characterized by X-ray powder and single crystal diffraction. The triclinic crystal structure (space group P-1) is isotypic to the homologue…

Superconductivity · Physics 2014-10-29 C. Hieke , J. Lippmann , T. Stürzer , G. M. Friederichs , F. Nitsche , F. Winter , R. Pöttgen , D. Johrendt

We report the synthesis, electronic properties, and electronic structure of LaIrSi-type BaPtP with a noncentrosymmetric cubic crystal structure. Electrical resistivity and heat capacity data taken by using polycrystalline samples indicated…

Strongly Correlated Electrons · Physics 2020-06-12 Yoshihiko Okamoto , Ryosuke Mizutani , Youichi Yamakawa , Hiroshi Takatsu , Hiroshi Kageyama , Koshi Takenaka

Given the rarity of metallic systems that exhibit ferroelectric-like transitions, it is apparently challenging to find a system that simultaneously possesses superconductivity and ferroelectric-like structural instability. Here, we report…

The synthesis and crystallography, magnetic susceptibility chi, magnetization M, specific heat Cp, in-plane electrical resistivity rho and in-plane magnetic penetration depth measurements are reported for single crystals of APd2As2 (A = Ca,…

Superconductivity · Physics 2013-06-21 V. K. Anand , H. Kim , M. A. Tanatar , R. Prozorov , D. C. Johnston

Here we report the synthesis and superconductivity of a novel ternary compound LaPd2Bi2. Shiny plate-like single crystals of LaPd2Bi2 were first synthesized by high-temperature solution method with PdBi flux. X-ray diffraction analysis…

Superconductivity · Physics 2018-09-14 Qing-Ge Mu , Bo-Jin Pan , Bin-Bin Ruan , Tong Liu , Kang Zhao , Lei Shan , Gen-Fu Chen , Zhi-An Ren

Superconductors with a van der Waals (vdW) structure have attracted a considerable interest because of the possibility for truly two-dimensional (2D) superconducting systems. We recently reported NaSn2As2 as a novel vdW-type superconductor…

We observed superconductivity ($T_{c}$ $\simeq$2-3 K) in Li$_{x}$RhB$_{y}$ intermetallics wherein $x$ and $y$ vary over a wide compositional range. The crystal structure consists of cubic unit-cell ($a$ $\simeq$ 12.1 \AA ) with…

Superconductivity · Physics 2015-05-12 H. Takeya , M. ElMassalami , H. S. Amorim , H. Fujii , T. Mochiku , Y. Takano

Superconductivity is observed with critical temperatures near 9K in the tetragonal compound Mo5PB2. This material adopts the Cr5B3 structure type common to supercondcuting Nb5Si3-xBx, Mo5SiB2, and W5SiB2, which have critical temperatures of…

Superconductivity · Physics 2016-03-10 Michael A. McGuire , David S. Parker

Mixing of spin singlet and spin triplet superconducting pairing state is expected in noncentrosymmetric superconductors (NCS) due to the inherent presence of Rashba-type antisymmetric spin-orbit coupling. Unlike low symmetry (tetragonal or…

Superconductivity · Physics 2015-06-23 Bhanu Joshi , A. Thamizhavel , S. Ramakrishnan

A perfect topological superconductor can be realized by the simultaneous existence of bulk superconductivity along with topological non-trivial surface states. In this article, we report single crystal growth of superconducting binary…

Superconductivity · Physics 2022-06-29 M. M. Sharma , N. K. Karn , Poonam Rani , R. N. Bhowmik , V. P. S. Awana

We report on the structural and superconducting properties of the intermetallic compound BaGaGe. We find that this material undergoes a structural second-order phase transition from the distorted AlB$_2$-type structure (1H, $a$ = 4.3254(2)…