English
Related papers

Related papers: Classifying induced superconductivity in atomicall…

200 papers

We report a systematic study of the normal-state and superconducting properties of single crystal Pb$_{1-x}$Sn$_{x}$TaSe$_{2}$ $(0\leq x \leq 0.23)$. Sn doping enhances the superconducting temperature $T_{c}$ up to 5.1 K while also…

Superconductivity · Physics 2025-08-08 K. Kumarasinghe , A. Rahman , M. Tomlinson , D. Le , F. Joshua , L. Zhai , Y. Nakajima

Superconducting topological crystalline insulators (TCI) are predicted to host new topological phases protected by crystalline symmetries, but available materials are insufficiently suitable for surface studies. To induce superconductivity…

Superconductivity · Physics 2020-01-08 Bryan Rachmilowitz , He Zhao , Hong Li , Alex LaFleur , J. Schneeloch , Ruidan Zhong , Genda Gu , Ilija Zeljkovic

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 present experimental results of the upper critical fields $H_{\rm c2}$ of various MgB$_2$ thin films prepared by the molecular beam epitaxy, multiple-targets sputtering, and co-evaporation deposition apparatus. Experimental data of the…

Josephson weak links made of two-dimensional topological insulators (TIs) exhibit magnetic oscillations of the supercurrent that are reminiscent of those in superconducting quantum interference devices (SQUIDs). We propose a microscopic…

Mesoscale and Nanoscale Physics · Physics 2015-07-13 G. Tkachov , P. Burset , B. Trauzettel , E. M. Hankiewicz

A rapid decrease in the critical current density (Jc) of YBa2Cu3O7-x (YBCO) films with increasing film thickness has been observed for multiple YBCO growth processes. While such behavior is predicted from 2D collective pinning models under…

Gray tin, also known as {\alpha}-Sn, has been attracting research interest recent years due to its topological nontrivial properties predicted theoretically. The Dirac linear band dispersion has been proved experimentally by angle resolved…

Superconductivity · Physics 2019-12-10 Yuanfeng Ding , Huanhuan Song , Jinshan Yao , Lian Wei , Junwei Huang , Hongtao Yuan , Hong Lu

We study the superconducting transport phenomena, involving lensing effect and supercurrent in AA-stacked bilayer graphene, which is characterized by a linear gapless band with two shifted Dirac cones. Our findings indicate that cross…

Superconductivity · Physics 2025-09-05 Wei-Tao Lu , Tie-Feng Fang , Qing-Feng Sun

Superconducting joints are essential for iron-based superconductor's applications in future. In this study, a process for fabricating superconducting joints between Sr1-xKxFe2As2 (Sr-122) tapes is developed for the first time. The Ag sheath…

Superconductivity · Physics 2018-05-10 Yanchang Zhu , Dongliang Wang , Chundong Zhu , He Huang , Zhongtang Xu , Shifa Liu , Zhe Cheng , Yanwei Ma

We study the effects of an external magnetic field on thensuperconducting phase diagram of a quasi-two-dimensional system of Dirac electrons at an arbitrary temperature. At zero temperature, there is a quantum phase transition connecting a…

Superconductivity · Physics 2020-10-14 E. C. Marino , Lizardo H. C. M. Nunes

The present study demonstrates a large enhancement in the Seebeck coefficient and ultralow thermal conductivity (TE) in Sb$_2$Te$_3$-AgSbTe$_2$ nanocomposite thin film. The addition of Ag leads to the in-situ formation of AgSbTe$_2$…

We found superconductivity in CaSb$_2$ with the transition temperature of 1.7 K by means of electrical-resistivity, magnetic-susceptibility, and specific-heat measurements. This material crystallizes in a nonsymmorphic structure and is…

Ultrafast optical excitation provides a powerful route for accessing emergent quantum phases far from equilibrium, enabling transient light-induced phenomena such as magnetism, ferroelectricity, and superconductivity. However, extending…

The newly discovered topological crystalline insulators (TCIs) harbor a complex band structure involving multiple Dirac cones. These materials are potentially highly tunable by external electric field, temperature or strain and could find…

Bulk superconductivity in a topological semimetal is a first step towards realizing topological superconductors, which can host Majorana fermions allowing us to achieve quantum computing. Here, we report superconductivity and compensation…

Superconductivity · Physics 2022-05-18 M. Oudah , J. Bannies , D. A. Bonn , M. C. Aronson

Recently, it was experimentally realized that 2D superconducting transition metal dichalcogenides (TMD) such as gated MoS$_2$ and monolayer NbSe$_2$ have in-plane upper critical magnetic fields much higher than the Pauli limit. This is due…

Superconductivity · Physics 2016-04-19 Ryohei Wakatsuki , K. T. Law

Topological superconductors (TSCs) have a full gap in the bulk and gapless surface states consisting of Majorana fermions, which have potential applications in fault-tolerant topological quantum computation. Because TSCs are very rare in…

Through a comprehensive free energy analysis, we demonstrate that finite temperature can simultaneously weaken superconductivity and mitigate spin polarization induced depairing, leading to potential non-monotonic temperature-dependent…

Superconductivity · Physics 2025-11-25 Xusheng Wang , Lianyi He , Shuai-hua Ji

We report the influence of 6 MeV Zr$^{4+}$ irradiation and post-irradiation annealing (200 {\deg}C) in the in-field dependences of the critical current densities J$_c$ of 1.3 $\mu$m thick GdBa$_2$Cu$_3$O$_{7-d}$ coated conductors grown by…

Superconductivity · Physics 2019-01-08 N. Haberkorn , S. Suárez , Jae-Hun Lee , S. H. Moon , Hunju Lee

Irradiation of cuprate high-$T_c$ superconductors with light ions of moderate energy creates point defects that lead to a reduction or full suppression of the critical temperature. By shaping the ion flux with a stencil mask, nanostructures…

Superconductivity · Physics 2019-05-29 Kristijan L. Mletschnig , Wolfgang Lang
‹ Prev 1 8 9 10 Next ›