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Related papers: Superconductivity in Tetragonal LaPt_{2-x}Ge_{2+x}

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In the electron doped compounds SrFe_(2-x)Co_xAs_2 superconductivity with T_c up to 20 K is observed for 0.2 < x < 0.4. Results of structure determination, magnetic susceptibility, electrical resistivity, and specific heat are reported. The…

Superconductivity · Physics 2009-11-13 A. Leithe-Jasper , W. Schnelle , C. Geibel , H. Rosner

This review discusses the heavy-fermion superconductivity in Ce- and U-based compounds crystallizing in the body-centered tetragonal ThCr2Si2 structure. Special attention will be paid to the theoretical background of these systems which are…

Superconductivity · Physics 2012-02-23 Oliver Stockert , Stefan Kirchner , Frank Steglich , Qimiao Si

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. The compound (Ca0.67Sr0.33)Fe2As2 behaves intermediate…

Superconductivity · Physics 2015-06-04 J. R. Jeffries , N. P. Butch , K. Kirshenbaum , S. R. Saha , S. T. Weir , Y. K. Vohra , J. Paglione

We observe proximity-induced superconductivity in the \textit{in situ} prepared heterostructures constructed by topological insulator Bi$_{2}$Te$_{3}$ thin films and high-temperature cuprate superconductors…

Superconductivity · Physics 2020-07-01 Siyuan Wan , Qiangqiang Gu , Huazhou Li , Huan Yang , J. Schneeloch , R. D. Zhong , G. D. Gu , Hai-Hu Wen

We report on existence of superconductivity in YIr2Si2 and LaIr2Si2 compounds in relation to crystal structure. The two compounds crystallize in two structural polymorphs, both tetragonal. The high temperature polymorph (HTP) adopts the…

The results of electrical resistance (1.4 - 300 K), magnetization (2-300 K) and heat-capacity (2 - 50 K) measurements in Y$_2$PdGe$_3$, found to crystallize in a AlB$_2$-derived hexagonalstructure, are reported. The results establish that…

Superconductivity · Physics 2007-05-23 E. V. Sampathkumaran , Subham Majumdar

We report the discovery of superconductivity in pressurized CeRhGe3, until now the only remaining non-superconducting member of the isostructural family of non-centrosymmetric heavy-fermion compounds CeTX3 (T = Co, Rh, Ir and X = Si, Ge).…

Relationship between the superconducting gap and the pseudogap has been the subject of controversies. In order to clarify this issue, we have studied the superconducting gap and pseudogap of the high-Tc superconductor La2-xSrxCuO4 (x=0.10,…

Strongly Correlated Electrons · Physics 2012-08-15 T. Yoshida , W. Malaeb , S. Ideta , A. Fujimori , D. H. Lu , R. G. Moor , Z. -X. Shen , M. Okawa , T. Kiss , K. Ishizaka , S. Shin , Seiki Komiya , Yoichi Ando , H. Eisaki , S. Uchida

We report on doping dependencies of structural parameters and superconducting transition temperatures in the solid solution (Ba1-xKx)Fe2As2. As the main effect of doping on the crystal structure, we find linear decreasing As-Fe-As bond…

Superconductivity · Physics 2008-09-26 Marianne Rotter , Michael Pangerl , Marcus Tegel , Dirk Johrendt

The recently discovered LaFe2As2 superconducting compound, member of the 122 family of iron pnictide superconductors, becomes superconducting below Tc=13K, yet its nominal doping apparently places it in the extreme overdoped limit, where…

Superconductivity · Physics 2025-02-18 Ilaria Pallecchi , Akira Iyo , Hiraku Ogino , Marco Affronte , Marina Putti

Superconductivity in PdTe2 heavy transition metal based compounds is rapidly developing field in condensed matter physics community. Here, we report superconductivity in a nominal ternary telluride Ta2Pd0.97Te6 compound, which is…

Superconductivity · Physics 2015-06-01 Reena Goyal , Brajesh Tiwari , Rajveer Jha , V. P. S Awana

We report the synthesis and superconducting properties of a layered cage compound Ba3Rh4Ge16. Similar to Ba3Ir4Ge16, the compound is composed of 2D networks of cage units, formed by noncubic Rh-Ge building blocks, in marked contrast to the…

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 diamond anvil cell under a quasi-hydrostatic pressure medium. The…

A recent experiment has reported a nitrogen-doped lutetium hydride acheving a remarkable Tc of 294 K at just 1 GPa, significantly reducing the required pressure for obtaining room temperature superconductivity. However, subsequent…

Superconductivity · Physics 2024-05-15 Zheng-Wei Liao , Xin-Wei Yi , Jing-Yang You , Bo Gu , Gang Su

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 Bi2Te3, can be tuned to display topological surface states…

Superconductivity · Physics 2016-03-23 Ryan L. Stillwell , Zsolt Jenei , Samuel T. Weir , Yogesh K. Vohra , Jason R. Jeffries

The Fe-based superconducting KxFe2-ySe2 (0.6 {\leg} x {\leg} 1, 0.2{\leg} y {\leg} 0.4) compounds, unlike the well-known RFe2As2 (R = Ba, Sr, Ca) superconductors, contain complex structural features and notable physical properties, such as…

Superconductivity · Physics 2011-04-29 J. Q. Li , Y. J. Song , H. X. Yang , Z. Wang , H. L. Shi , G. F. Chen , Z. W. Wang , Z. Chen , H. F. Tian

The pressure induced superconductivity and structural evolution for Bi2Se3 single crystal have been studied. The emergence of superconductivity with onset transition temperature (Tc) about 4.4K is observed around 12GPa. Tc increases rapidly…

Superconductivity · Physics 2015-06-15 P. P. Kong , J. L. Zhang , S. J. Zhang , J. Zhu , Q. Q. Liu , R. C. Yu , Z. Fang , C. Q. Jin , W. G. Yang , X. H. Yu , J. L. Zhu , Y. S. Zhao

Mineral calaverite AuTe2 is a layered compound with an incommensurately modulated structure. The modulation is characterized by the formation of molecular-like Te2 dimers. We have found that the breaking of Te2 dimers that occurs in…

The deposition and intercalation of metal atoms can induce superconductivity in monolayer and bilayer graphenes. For example, it has been experimentally proved that Li-deposited graphene is a superconductor with critical temperature $T_{c}$…

Superconductivity · Physics 2024-05-07 Jin-Han Tan , Hao Wang , Ying-Jie Chen , Na Jiao , Meng-Meng Zheng , Hong-Yan Lu , Ping Zhang

The type II Dirac semimetal PdTe$_2$ is unique in the family of topological parent materials because it displays a superconducting ground state below 1.7 K. Despite wide speculations on the possibility of an unconventional topological…

Superconductivity · Physics 2019-05-22 Anshu Sirohi , Shekhar Das , Rajeswari Roy Chowdhuri , Amit , Yogesh Singh , Sirshendu Gayen , Goutam Sheet
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