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Related papers: Superconductivity in SrNi2As2 Single Crystals

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Single crystals of the compound LaFePO were prepared using a flux growth technique at high temperatures. Electrical resistivity measurements reveal metallic behavior and a resistive transition to the superconducting state at a critical…

Superconductivity · Physics 2008-09-10 J. J. Hamlin , R. E. Baumbach , D. A. Zocco , T. A. Sayles , M. B. Maple

In order to investigate whether magnetism and superconductivity coexist in Co-doped SrFe$_2$As$_2$, we have prepared single crystals of SrFe$_{2-x}$Co$_x$As$_2$, $x$ = 0 and 0.4, and characterized them via X-ray diffraction, electrical…

Superconductivity · Physics 2009-11-13 Jun Sung Kim , Seunghyun Khim , Liqin Yan , N. Manivannan , Yong Liu , Ingyu Kim , G. R. Stewart , Kee Hoon Kim

We have constructed a pressure$-$temperature ($P-T$) phase diagram of $P$-induced superconductivity in EuFe$_2$As$_2$ single crystals, via resistivity ($\rho$) measurements up to 3.2 GPa. As hydrostatic pressure is applied, an…

Single crystals of BaFe$_2$As$_2$ and (Ba$_{0.55}$K$_{0.45}$)Fe$_2$As$_2$ have been grown out of excess Sn with 1% or less incorporation of solvent. The crystals are exceptionally micaceous, are easily exfoliated and can have dimensions as…

We report the results of electrical resistivity, magnetic and thermodynamic measurements on polycrystalline SnSb, whose structure consists of stacks of Sb bilayers and Sn4Sb3 septuple layers along the c-axis. The material is found to be a…

Superconductivity · Physics 2018-11-16 Bin Liu , Jifeng Wu , Yanwei Cui , Hangdong Wang , Yi Liu , Zhicheng Wang , Zhi Ren , Guanghan Cao

We report the superconductivity of a new quaternary compound ThMo$_2$Si$_2$C, synthesized with the arc-melting technique. The compound crystallizes in a tetragonal CeCr$_2$Si$_2$C-type structure with cell parameters of $a$ = 4.2296 \r{A}and…

The magnetic structure of the Eu2+ moments in the superconducting EuFe2(As1-xPx)2 sample with x = 0.15 has been determined using element specific x-ray resonant magnetic scattering. Combining magnetic, thermodynamic and scattering…

Superconductivity · Physics 2014-01-28 S. Nandi , W. T. Jin , Y. Xiao , Y. Su , S. Price , D. K. Shukla , J. Strempfer , H. S. Jeevan , P. Gegenwart , Th. Brückel

Ternary iron arsenide EuFe$_2$As$_2$ with ThCr$_2$Si$_2$-type structure has been studied by magnetic susceptibility, resistivity, thermopower, Hall and specific heat measurements. The compound undergoes two magnetic phase transitions at…

Superconductivity · Physics 2008-08-14 Zhi Ren , Zengwei Zhu , Shuai Jiang , Xiangfan Xu , Qian Tao , Cao Wang , Chunmu Feng , Guanghan Cao , Zhu'an Xu

The behavior of electrical resistivity rho(T), temperature of superconducting transition Tc, and upper critical field Hc2(T) of polycrystalline YNi2B2C after irradiation with thermal neutron and subsequent high-temperature isochronous…

Superconductivity · Physics 2013-03-06 A. E. Karkin , Yu. N. Akshentsev , B. N. Goshchitskii

The synthesis and crystallographic, thermodynamic and transport properties of single crystalline Rh$_{9}$In$_4$S$_4$ were studied. The resistivity, magnetization and specific heat measurements all clearly indicate bulk superconductivity…

Crystals of SrMn2Sb2 and BaMn2Sb2 were grown using Sn flux and characterized by powder and single-crystal x-ray diffraction, respectively, and by single-crystal electrical resistivity rho, heat capacity Cp, and magnetic susceptibility chi…

Strongly Correlated Electrons · Physics 2018-01-10 N. S. Sangeetha , V. Smetana , A. -V. Mudring , D. C. Johnston

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

Measurements of temperature-dependent in-plane resistivity, $\rho(T)$, were used to determine the upper critical field and its anisotropy in high quality single crystals of stoichiometric iron arsenide superconductor KFe$_2$As$_2$. The…

Superconductivity · Physics 2015-06-15 Yong Liu , M. A. Tanatar , V. G. Kogan , Hyunsoo Kim , T. A. Lograsso , R. Prozorov

We show that the superhard boride WB$_{4.2}$ is a superconductor with a T$_c$ of 2.05(5) K. Temperature-dependent magnetic susceptibility, electrical resistivity, and specific heat measurements were used to characterize the superconducting…

Employing the first-principles computations based on the density functional theory (DFT), we have investigated the structural, mechanical, electronic, bonding, optical and thermodynamics properties of newly discovered bulk superconductors…

Materials Science · Physics 2018-02-01 Md. Atikur Rahman , Md. Zahidur Rahaman , Md. Lokman Ali , Md. Shahjahan Ali

We report a high-pressure study of simultaneous low-temperature electrical resistivity and Hall effect measurements on high quality single-crystalline KFe2As2 using designer diamond anvil cell techniques with applied pressures up to 33 GPa.…

We measured resistivity and specific heat of high-quality CsFe$_2$As$_2$ single crystals, which were grown by using a self-flux method. The CsFe$_2$As$_2$ crystal shows sharp superconducting transition at 1.8 K with the transition width of…

Superconductivity · Physics 2013-06-17 A. F. Wang , B. Y. Pan , X. G. Luo , F. Chen , Y. J. Yan , J. J. Ying , G. J. Ye , P. Cheng , X. C. Hong , S. Y. Li , X. H. Chen

We systematically studied the transport properties of single crystals of $Eu_{1-x}Sr_xFe_{2-y}$Co$_{y}As_2$. Co doping can suppress the spin-density wave (SDW) ordering and induces a superconducting transition, but a resistivity reentrance…

Superconductivity · Physics 2009-08-03 Q. J. Zheng , Y. He , T. Wu , G. Wu , H. Chen , J. J. Ying , R. H. Liu , X. F. Wang , Y. L. Xie , Y. J. Yan , Q. J. Li , X. H. Chen

In-plane electrical transport properties of MgB2 single crystals grown under high pressure of 4-6 GPa and temperature of 1400-1700oC in Mg-B-N system have been measured. For all specimens we found sharp superconducting transition around…

Superconductivity · Physics 2009-11-07 Yu. Eltsev , S. Lee , K. Nakao , N. Chikumoto , S. Tajima , N. Koshizuka , M. Murakami

Magnetic susceptibility, M-H plot, magnetoresistance and thermoelectric power of the RuSr2Eu1.5Ce0.5Cu2O10 superconductor are measured. Values of the magnetic transition temperature Tmag, superconductivity transition temperature Tc, upper…

Superconductivity · Physics 2009-11-11 R. Lal , V. P. S. Awana , H. Kishan , Rajeev Rawat , V. Ganesan , A. V. Narlikar , M. Peurla , R. Laiho
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