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Related papers: Intrinsic supercurrent diode effect in NbSe2 nanob…

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Two single crystalline samples with the same nominal composition of Rb0.8Fe2Se2 prepared via slightly different precursor routes under the same thermal processing conditions were investigated at ambient and high pressures. One sample was…

Superconductivity · Physics 2012-07-18 M. Gooch , B. Lv , L. Z. Deng , T. Muramatsu , J. Meen , Y. Y. Xue , B. Lorenz , C. W. Chu

We evaluate the average and the standard deviation of the supercurrent in superconducting nanobridges, as functions of the temperature and the phase difference, in an equilibrium situation. We also evaluate the autocorrelation of the…

Superconductivity · Physics 2013-05-30 Jorge Berger

The superconducting diode effect (SDE)- manifested as directional, dissipationless supercurrents - is pivotal for realizing energy-efficient superconducting logic and memory technologies. Achieving high-efficiency SDE without external…

Proximity-effect-induced superconductivity was studied in epitaxial topological insulator Bi2Se3 thin films grown on superconducting NbSe2 single crystals. A point contact spectroscopy (PCS) method was used at low temperatures down to 40…

Superconducting systems exhibit non-reciprocal current transport under certain conditions of symmetry breaking, a phenomenon known as the superconducting diode effect. This effect allows for perfect rectification of supercurrent, and has…

Introducing new components and functionalities into quantum devices is critical in advancing state-of-the-art hardware. Here, we propose superconducting diodes (SDs) as a coherent nonreciprocal element in circuit quantum electrodynamics…

Quantum Physics · Physics 2026-04-22 Nicolas Dirnegger , Prineha Narang , Arpit Arora

The discovery of the superconducting diode effect (SDE) has been cherished as a milestone in developing superconducting electronics. Tremendous efforts are being dedicated to realizing SDE in a wide variety of material platforms. Despite…

Superconductivity · Physics 2026-05-21 Chengyu Yan , Huai Guan , Zhenyu Zhang , Yiheng Sun , Qiao Chen , Xinming Zhao , Chuanwen Zhao , James Jun He , Shun Wang

We present low-temperature measurements of low-loss superconducting nanowire-embedded resonators in the low-power limit relevant for quantum circuits. The superconducting resonators are embedded with superconducting nanowires with widths…

Superconductivity · Physics 2017-08-09 Jonathan Burnett , James Sagar , Oscar W. Kennedy , Paul A. Warburton , Jonathan C. Fenton

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 show a hard induced superconducting gap in a Ge-Si nanowire Josephson transistor up to in-plane magnetic fields of $250$ mT, an important step towards creating and detecting Majorana zero modes in this system. A hard induced gap requires…

The superconducting version of a diode effect has been the subject of extensive research in the past few years. So far, the focus has almost exclusively been on charge transport, but a natural question is whether it is possible to obtain…

Superconductivity · Physics 2025-08-06 Chi Sun , Johanne Bratland Tjernshaugen , Jacob Linder

The structural misfit compound (PbSe)1.16(TiSe2)2 is reported. It is a superconductor with a Tc of 2.3 K. (PbSe)1.16(TiSe2)2 derives from a parent compound, TiSe2, which shows a charge density wave transition and no superconductivity. The…

Superconductivity · Physics 2015-05-19 N. Giang , Q. Xu , Y. S. Hor , A. J. Williams , S. E. Dutton , H. W. Zandbergen , R. J. Cava

Despite growing interest in them, highly crystalline two-dimensional superconductors derived from exfoliated layered materials are few. Employing the anisotropic Migdal-Eliashberg formalism based on {\it ab initio} calculations, we find…

Superconductivity · Physics 2020-04-01 Feipeng Zheng , Xi-Bo Li , Yiping Lin , Lingxiao Xiong , Ji Feng

Over the past six years, superconductivity at high temperatures has been reported in a variety of hydrogen-rich compounds under high pressure. That high-temperature superconductivity should exist in these materials is expected according to…

Superconductivity · Physics 2021-04-14 J. E. Hirsch , F. Marsiglio

The usually negligibly small thermoelectric effects in superconducting heterostructures can be boosted dramatically due to the simultaneous effect of spin splitting and spin filtering. Building on an idea of our earlier work [Phys. Rev.…

Mesoscale and Nanoscale Physics · Physics 2015-02-20 P. Machon , M. Eschrig , W. Belzig

Superconducting diode effects (SDE), both in bulk superconductors and in Josephson junctions, have garnered a lot of attention due to potential applications in classical and quantum computing, as well as superconducting sensors. Here we…

Superconductivity · Physics 2025-10-31 Daniel Shaffer , Alex Levchenko

The study of non-reciprocal phenomena has long captivated interest in both Hermitian and non-Hermitian systems. The superconducting diode effect (SDE) is a non-reciprocal phenomenon characterized by unequal critical charge supercurrents…

Superconductivity · Physics 2025-08-15 Junjie Qi , Ming Lu , Jie Liu , Chui-Zhen Chen , X. C. Xie

We present the preparation and measurements of nanowires of single-crystal NbSe$_2$. These nanowires were prepared on ultrathin ($\lesssim10\text{ nm}$) flakes of NbSe$_2$ mechanically exfoliated from a bulk single crystal using a process…

Superconductivity · Physics 2014-05-07 Shaun A. Mills , Neal E. Staley , Jacob J. Wisser , Chenyi Shen , Zhuan Xu , Ying Liu

An effect of nondissipative drag of a superfluid flow in a system of two Bose gases confined in two parallel quasi two-dimensional traps is studied. Using an approach based on introduction of density and phase operators we compute the drag…

Soft Condensed Matter · Physics 2009-11-10 D. V. Fil , S. I. Shevchenko

Epitaxially grown, high quality semiconductor InSb nanowires are emerging material systems for the development of high performance nanoelectronics and quantum information processing and communication devices, and for the studies of new…

Mesoscale and Nanoscale Physics · Physics 2012-04-19 H. A. Nilsson , P. Samuelsson , P. Caroff , H. Q. Xu