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Related papers: Superconductivity at 5.5 K in Nb2PdSe5 compound

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Here in this short note, we report on the low dimensional 4d and 5d transition metals-chalcogenide based compounds i.e., Ta2PdxS6, showing semiconducting to superconducting transition around 4K with upper critical field outside Pauli…

Superconductivity · Physics 2014-08-21 Brajesh Tiwari , Babu Baijnath Prasad , Rajveer Jha , Dharmendra Kumar Singh , V. P. S. Awana

NbRh$_{2}$B$_{2}$ crystallises in a chiral noncentrosymmetric structure and exhibits bulk type-II superconductivity below $7.46(5)$~K. Here we show that the temperature dependence of the upper critical field deviates from the behaviour…

Superconductivity · Physics 2019-08-21 D. A. Mayoh , M. J. Pearce , K. Götze , A. D. Hillier , G. Balakrishnan , M. R. Lees

We report synthesis and superconductivity at 3.7K in PrO0.5F0.5BiS2. The newly discovered material belongs to the layered sulfide based REO0.5F0.5BiS2 compounds having ZrCuSiAs type structure. The bulk polycrystalline compound is…

Superconductivity · Physics 2013-03-08 Rajveer Jha , Anuj Kumar , Shiva Kumar Singh , V. P. S. Awana

We present magnetic torque, specific heat and thermal expansion measurements combined with a piezo rotary positioner of the bulk transition metal dichalcogenide (TMD) superconductor NbS2 in high magnetic fields applied strictly parallel to…

We report on the superconductivity in ternary transition metal tellurides Ta2Pd3Te5 and Nb2Pd3Te5, which have a one-dimensional crystal structure. Single-crystalline and polycrystalline samples of Ta2Pd3Te5 show nonmetallic electron…

We have studied the half-Heusler compound TbPdBi through resistivity, magnetization, Hall effect and heat capacity measurements. A semimetal behavior is observed in its normal state transport properties, which is characterized by a large…

Superconductivity · Physics 2018-08-01 H. Xiao , T. Hu , W. Liu , Y. L. Zhu , P. G. Li , G. Mu , J. Su , K. Li , Z. Q. Mao

Transition metal dichalcogenides exhibit many unexpected properties including two-dimensional (2D) superconductivity as the interlayer coupling being weakened upon either layer-number reduction or chemical intercalation. Here we report the…

Superconductivity · Physics 2024-11-20 Kaibao Fan , Mengzhu Shi , Houpu Li , Ziji Xiang , Xianhui Chen

Transition metal dichalcogenides like 2H-NbSe2 in their two-dimensional (2D) form exhibit Ising superconductivity with the quasiparticle spins are firmly pinned in the direction perpendicular to the basal plane. This enables them to…

The niobium rich selenide compound Nb5Se4 was synthesized at ambient pressure by high-temperature solid-state reaction in a sealed Ta tube. Resistivity and heat capacity measurements reveal that this compound is superconducting, with a T_c…

Superconductivity · Physics 2015-12-15 T. Klimczuk , K. Baroudi , J. W. Krizan , A. L. Kozub , R. J. Cava

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

We report superconductivity at $T_c = 1.22$ K and magnetic order at $T_N = 1.06$ K in the semi-metallic noncentrosymmetric Half Heusler compound ErPdBi. The upper critical field, $B_{c2}$, has an unusual quasi-linear temperature variation…

Superconductivity · Physics 2015-06-17 Y. Pan , A. M. Nikitin , T. V. Bay , Y. K. Huang , C. Paulsen , B. H. Yan , A. de Visser

We report synthesis and properties of superconducting Bi$_2$PdPt, a new member of Bi-Pd based compounds known for their simultaneous existence of topological surfaces states and superconductivity. It crystallizes in a hexagonal structure…

Superconductivity · Physics 2022-08-17 A. Kataria , T. Agarwal , S. Sharma , D. Singh , S. Marik , R. P. Singh

Through the solid state reaction method, we synthesized a new BiSe2-based superconductor Sr0:5La0:5FBiSe2 with superconducting transition temperature Tc?3.8 K. A strong diamagnetic signal below Tc in susceptibility ?(T) is observed…

Superconductivity · Physics 2016-05-02 Lin Li , Yongliang Xiang , Yihong Chen , Wenhe Jiao , Chuhang Zhang , Li Zhang , Jianhui Dai , Yuke Li

We report on the discovery of superconductivity in the previously unknown compound Ta$_4$Rh$_2$C$_{1-\delta}$. Ta$_4$Rh$_2$C$_{1-\delta}$ crystallizes in the $\eta$-carbide structure type, in the cubic space group $Fd\bar{3}m$ (No.227) with…

The discovery of superconductivity in 3$d$-transition metal compounds with strong magnetism is interesting but rare. Especially for Mn-based compounds, there exist only very limited materials that show superconductivity. Here, we report the…

Superconductivity · Physics 2025-02-17 Zhe-Ning Xiang , Ying-Jie Zhang , Qing Lu , Qing Li , Yiwen Li , Tianheng Huang , Yijie Zhu , Yongze Ye , Jian Sun , Hai-Hu Wen

We report the discovery of superconductivity in the ternary aluminide Nb$_{5}$Sn$_{2}$Al, which crystallizes in the W$_{5}$Si$_{3}$-type structure with one-dimensional Nb chains along the $c$-axis. It is found that the compound has a…

Superconductivity · Physics 2019-02-12 Jifeng Wu , Bin Liu , Yanwei Cui , Hangdong Wang , Zhicheng Wang , Zhi Ren , Guanghan Cao

The advances in the field of unconventional superconductivity are largely driven by the discovery of novel superconducting systems. Here we report on the discovery of superconductivity on the border of antiferromagnetic order in a…

Superconductivity · Physics 2022-07-06 P. T. Yang , Q. X. Dong , P. F. Shan , Z. Y. Liu , J. P. Sun , Z. L. Dun , Y. Uwatoko , G. F. Chen , B. S. Wang , J. -G. Cheng

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

We report electronic structure calculations for Ta$_2$PdS$_5$, which is a layered superconductor containing heavy elements and displaying an upper critical field, $H_{c2}(0)$, $\sim$3 times higher than the estimated Pauli limit. We show…

Superconductivity · Physics 2013-11-27 David J. Singh

Here we report the discovery of pressure-induced superconductivity in quasi-one-dimensional $\mathrm{Ta}_2 \mathrm{PdSe}_6$, through a combination of electrical transport, synchrotron x-ray diffraction, and theoretical calculations. Our…