English
Related papers

Related papers: Highly reproducible superconductivity in potassium…

200 papers

Resistivity and ac magnetic susceptibility measurements on Ba2Sn3Sb6 and SrSn3Sb4 indicate that these Zintl compounds display a transition to a superconducting phase at Tc = 3.9 K. The Meissner effect was observed for Ba2Sn3Sb6 under an…

Superconductivity · Physics 2007-05-23 Laura Deakin , Robert Lam , Frank Marsiglio , Arthur Mar

We have studied EuFe$_{2}$(As$_{0.7}$P$_{0.3}$)$_{2}$ by the measurements of x-ray diffraction, electrical resistivity, thermopower, magnetic susceptibility, magnetoresistance and specific heat. Partial substitution of As with P results in…

Superconductivity · Physics 2009-04-02 Zhi Ren , Qian Tao , Shuai Jiang , Chunmu Feng , Cao Wang , Jianhui Dai , Guanghan Cao , Zhu'an Xu

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

While topological superconductors are predicted to provide building blocks for fault-tolerant quantum computing, one of the remaining challenges is to find a convenient experimental platform that would allow patterning of circuits. We find…

Mesoscale and Nanoscale Physics · Physics 2016-10-28 Jerome T. Mlack , Atikur Rahman , Gopinath Danda , Natalia Drichko , Sarah Friedensen , Marija Drndic , Nina Markovic

Through either elements intercalation or application of pressure, transition metal dichalcogenide 1T-TiSe2 exhibits superconductivity in proximity to a charge density wave (CDW) quantum critical point (QCP), thus providing an ideal avenue…

Recently, superconductivity in potassium (K) doped p-terphenyl (C18H14) has been suggested by the possible observation of the Meissner effect and subsequent photoemission spectroscopy measurements, but the detailed lattice structure and…

Superconductivity · Physics 2019-01-16 M. Q. Ren , W. Chen , Q. Liu , C. Chen , Y. J. Qiao , Y. J. Chen , G. Zhou , T. Zhang , Y. J. Yan , D. L. Feng

As a new type of topological materials, ZrTe5 shows many exotic properties under extreme conditions. Utilizing resistance and ac magnetic susceptibility measurements under high pressure, while the resistance anomaly near 128 K is completely…

We scrutinize the enhanced superconducting performance of melt quench Bismuth based Bi2Sr2CaCu2O8 (Bi-2212) superconductor. The superconducting properties of melt quenched Bi-2212 (Bi2212-MQ) sample are compared with non-melted Bi2212-NM…

Superconductivity · Physics 2013-07-18 Jagdish Kumar , Devina Sharma , P. K. Ahluwalia , V. P. S. Awana

We report appearance of superconductivity at 5K in NdO0.5F0.5BiS2 and supplement the discovery [1] of the same in layered sulfide based ZrCuSiAs type compounds. The bulk polycrystalline compound is synthesized by conventional solid state…

Superconductivity · Physics 2015-06-11 Rajveer Jha , Anuj Kumar , Shiva Kumar Singh , V. P. S. Awana

Recent studies of hydrogen-dominant (superhydride) materials, such as LaH10 have led to putative discoveries of near-room temperature superconductivity at high pressures, with a superconducting transition temperature (Tc) of 250 K observed…

Superconductivity · Physics 2025-09-26 Xuejie Li , Wenbo zhao , Yuzhou Hao , Xiaoying Wang , Zhibin Gao , Xiangdong Ding

We report the discovery of superconductivity on high-quality single crystals of transition-metal pnictides WP grown by chemical vapor transport (CVT) method. Bulk superconductivity is observed at Tc = 0.84 K under ambient pressure by…

In iron pnictides, high temperature superconductivity emerges after suppressing antiferromagnetism by doping. Here we show that antiferromagnetism in Ca$_{1-x}$La$_x$FeAs$_2$ is robust against and even enhanced by doping. Using…

The electronic properties of two-dimensional (2D) metals are altered by changes in their three-dimensional dielectric environment. In this Letter we propose that superconductivity can be induced in a 2D metal by resonant coupling between…

Strongly Correlated Electrons · Physics 2025-11-04 Riccardo Riolo , Frank H. L. Koppens , Pablo Jarillo-Herrero , Giacomo Mazza , Allan H. MacDonald , Marco Polini

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 synthesis of high-quality 2H-TaS2 nanowires via a controlled two-step conversion process from TaS3 precursors, achieving robust superconductivity with a transition temperature Tc ~ 3.6 K which is significantly higher than bulk…

Superconductivity · Physics 2025-07-22 Mathew Pollard , Visakha Ho , Clarissa Wisner , Eric Bohannan , Yew San Hor

We report the observation of superconductivity in rhombohedral trilayer graphene electrostatically doped with holes. Superconductivity occurs in two distinct regions within the space of gate-tuned charge carrier density and applied electric…

Mesoscale and Nanoscale Physics · Physics 2021-10-25 Haoxin Zhou , Tian Xie , Takashi Taniguchi , Kenji Watanabe , Andrea F. Young

Study and comparison of over 30 examples of electron doped BaFe2As2 for transition metal (TM) = Co, Ni, Cu, and (Co/Cu mixtures) have lead to an understanding that the suppression of the structural/antiferromagnetic phase transition to low…

Superconductivity · Physics 2009-08-04 P. C. Canfield , S. L. Bud'ko , N. Ni , J. Q. Yan , A. Kracher

We report the synthesis and physical properties of a full Heusler compound, MgPd$_2$Sb, which we found to show superconductivity below $T_c$ = 2.2 K. MgPd$_2$Sb was obtained by a two-step solid-state reaction method and its purity and cubic…

Interfacial superconductivity (IS) has been a topic of intense interest in the condensed matter physics, due to its unique properties and exotic photoelectrical performance. However, there are few reports about IS systems consisting of two…

Superconductivity · Physics 2025-02-20 Jun Fan , Xiao-Le Qiu , Zhong-Yi Lu , Kai Liu , Ben-Chao Gong

We successfully synthesized La- and Sm-doped phenanthrene powder samples and discovered superconductivity at $T_{\rm c}$ around 6 K in them. The $T_{\rm c}$s are 6.1 K for LaPhenanthrene and 6.0 K for SmPhenanthrene, which are enhanced by…

‹ Prev 1 4 5 6 7 8 10 Next ›