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Related papers: Type-II superconductivity in W5Si3-type Nb5Sn2Al

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We report synthesis, structural details and complete superconducting characterization of very recently discovered Nb2PdS5 new superconductor. The synthesized compound is crystallized in mono-clinic structure. Bulk superconductivity is seen…

Superconductivity · Physics 2015-06-18 Rajveer Jha , Brajesh Tiwari , Poonam Rani , H. Kishan , V. P. S. Awana

The ternary iron arsenide BaFe2As2 becomes superconducting by hole doping, which was achieved by partial substitution of the barium site with potassium. We have discovered bulk superconductivity up to Tc = 38 K in (Ba1-xKx)Fe2As2 with x =…

Superconductivity · Physics 2008-09-06 Marianne Rotter , Marcus Tegel , Dirk Johrendt

Superconductivity has been first observed in TlNi$_2$Se$_2$ at T$_C$=3.7 K and appears to involve heavy electrons with an effective mass $m^*$=14$\sim$20 $m_b$, as inferred from the normal state electronic specific heat and the upper…

Superconductivity · Physics 2013-11-20 Hangdong Wang , Chiheng Dong , Qianhui Mao , Rajwali Khan , Xi Zhou , Zhenxia Li , Bin Chen , Jinhu Yang , Qiping Su , Minghu Fang

The large size single crystals of (SnSe)$_{1.16}$(NbSe$_2$) misfit layered compound were grown and superconductivity with $T_c$ of 3.4 K was first discovered in this system. Powder X-ray diffraction (XRD) and high resolution transmission…

Superconductivity · Physics 2018-08-29 Hua Bai , Xiaohui Yang , Yi Liu , Meng Zhang , Mengmeng Wang , Yupeng Li , Jiang Ma , Qian Tao , Yanwu Xie , Guanghan Cao , Zhu-An Xu

Magnetic properties of TaB$_{2}$ were studied by means of DC and AC susceptibility measurements. It has been found that the compound becomes superconducting at T$_{c}$ = 9.5 K. From upper critical field measurements the superconducting…

Superconductivity · Physics 2016-08-16 D. Kaczorowski , A. J. Zaleski , O. J. Żogał , J. Klamut

A detailed zero-field and transverse-field muon spin relaxation/rotation ($\mu$SR) experiemnts have been carried out on the recently discovered non-centrosymmetric superconductor W$_3$Al$_2$C to speculate about its superconducting ground…

Superconductivity · Physics 2021-05-26 R. Gupta , T. P. Ying , Y. P. Qi , H. Hosono , R. Khasanov

Superconductivity is observed with critical temperature $T_{c}$ = 2.0 K in self-flux-grown single crystals of $CaBi_{2}$. This material adopts the $ZrSi_{2}$ structure type with lattice parameters a = 4.696(1) $\AA$, b = 7.081(2) $\AA$ and…

We discover superconductivity in cubic W3Re2C with chiral structure and the superconducting transition temperature Tc is about 6.2 K. Detailed characterizations and analysis indicate that W3Re2C is a bulk type-II BCS superconductor with…

Superconductivity · Physics 2026-01-22 Lei Yang , Jing Jiang , Hui-Hui He , Ying Ma , Kai Liu , Xiao Zhang , Hechang Lei

Layered metal-rich subsulfides have become a promising area for exploring intriguing properties such as superconductivity, nontrivial topology, and charge density waves; however, despite their extraordinary potential, they have remained…

Superconductivity · Physics 2023-08-02 A. Kataria , R. P. Singh

In this article, we report the occurrence of superconductivity in Sn0.4Sb0.6 single crystal at below 4K. Rietveld refined Powder XRD data confirms the phase purity of as grown crystal, crystallizing in rhombohedral R-3m space group with an…

Superconductivity · Physics 2020-06-23 M. M. Sharma , Kapil Kumar , Lina Sang , X. L. Wang , V. P. S. Awana

We report superconductivity in as synthesized Nb2PdSe5, which is similar to recently discovered Nb2PdS5 compound having very high upper critical field, clearly above the Pauli paramagnetic limit [Sci. Rep. 3, 1446 (2013)]. A bulk…

Superconductivity · Physics 2017-01-24 Reena Goyal , Govind Gupta , A. K. Srivastava , V. P. S. Awana

We report the synthesis of single phase Bi3O2S3 sample and confirm the occurrence of bulk superconductivity with transition temperature at 5.8 K. The Bi3O2S3 super-conductor is categorized as the typical type-II supercon-ductor based on the…

Superconductivity · Physics 2014-11-06 Jifeng Shao , Zhongheng Liu , Xiong Yao , Li Pi , Shun Tan , Changjin Zhang , Yuheng Zhang

The recent discovery of superconductivity in the quasi-one-dimensional compound K$_2$Cr$_3$As$_3$, which consists of double-walled tubes of [(Cr$_3$As$_3$)$^{2-}]^\infty$ that run along the c axis, has attracted immediate attention as a…

Strongly Correlated Electrons · Physics 2015-06-16 G. M. Pang , M. Smidman , W. B. Jiang , J. K. Bao , Z. F. Weng , Y. F. Wang , L. Jiao , J. L. Zhang , G. H. Cao , H. Q. Yuan

Following the discovery of superconductivity in quasi-one-dimensional K$_2$Cr$_3$As$_3$ containing [(Cr$_3$As$_3$)$^{2-}$]$_{\infty}$ chains [J. K. Bao et al., arXiv: 1412.0067 (2014)], we succeeded in synthesizing an analogous compound,…

A polycrystalline sample of the high-entropy-alloy-type telluride AgInSnPbBiTe5 was synthesized using high-pressure synthesis. Superconductivity with a transition temperature (Tc) of 2.6 K was observed in AgInSnPbBiTe5. Elemental and…

Superconductivity · Physics 2020-01-08 Yoshikazu Mizuguchi

Single crystals of NbGe$_{2}$ which crystallize in a noncentrosymmetric hexagonal structure with chirality are synthesized and their superconductivity is investigated. Type-I superconductivity is confirmed by dc magnetization, field-induced…

Superconductivity · Physics 2020-08-26 Baijiang Lv , Miaocong Li , Jia Chen , Yusen Yang , Siqi Wu , Lei Qiao , Feihong Guan , Hui Xing , Qian Tao , Guang-Han Cao , Zhu-An Xu

We report the discovery of superconductivity at Tc = 3.7 K in the new ternary lithium silicide Li2IrSi3. The crystal structure of Li2IrSi3 consists of IrSi6 antiprisms connected by Si triangles, giving rise to a three dimensional framework…

Superconducting properties of the polycrystalline Zr2Ru3Si4 were investigated by the electrical resistivity, magnetization and specific heat. By these measurements, bulk superconductivity with transition temperature Tc = 5.5 K was…

Superconductivity · Physics 2014-01-09 Soshi Ibuka , Motoharu Imai , Takashi Naka , Mitsuaki Nishio

Using \textit{ab initio} calculation, we investigate systematically the structural and electronic properties of Ni$_{2}$Nb$_{1+x}$Sn$_{1-x}$ ($x$ = 0, 0.25, 0.50). Here, projector augmented wave approach (PAW) implemented in the Vienna…

Materials Science · Physics 2013-04-08 Soumyadipta Pal

We report superconductivity in Sn$_{x}$NbSe$_{2-\delta}$, a topological nodal-line semimetal candidate with a noncentrosymmetric crystal structure. The superconducting transition temperature $T_{c}$ of this compound is extremely sensitive…