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Related papers: Realization of the field-free Josephson Diode

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The field-free and highly efficient diodes with the nonreciprocity of supercurrent are believed to be the core block of the superconducting computing devices without dissipation. In this paper, we propose a Josephson diode based upon…

Superconductivity · Physics 2024-08-06 Qiang Cheng , Yue Mao , Qing-Feng Sun

We report a gate-tunable Josephson diode effect in hybrid nanowire junctions consisting of a spin-orbit-coupled semiconductor core coated with epitaxial ferromagnetic insulator and superconductor shells. The wires display a hysteretic…

Mesoscale and Nanoscale Physics · Physics 2025-08-19 Sjoerd Telkamp , Junting Zhao , Saulius Vaitiekėnas

The research on supercurrent diodes has surged rapidly due to their potential applications in electronic circuits at cryogenic temperatures. To unlock this functionality, it is essential to find supercurrent diodes that can work…

Josephson diodes (JDs) offer a promising route towards realizing dissipation-less rectification at low temperatures. To be practically viable, a JD must operate at zero magnetic fields, exhibit high operating frequencies and efficiency, and…

Superconducting diodes are proposed non-reciprocal circuit elements that should exhibit non-dissipative transport in one direction while being resistive in the opposite direction. Multiple examples of such devices have emerged in the past…

The superconducting diode effect has garnered significant interest due to its prospective applications in cryogenic electronics and computing, enabling directional supercurrent transport. This phenomenon has been demonstrated across various…

Superconductivity · Physics 2025-09-19 L. Borgongino , R. Seoane Souto , A. Paghi , G. Senesi , K. Skibinska , L. Sorba , E. Riccardi , F. Giazotto , E. Strambini

The Josephson diode effect (JDE) is a novel phenomenon in which a superconducting junction exhibits asymmetric Josephson currents with respect to the superconducting phase difference. In this study, we theoretically investigate how the…

Superconductivity · Physics 2025-07-29 Shin-ichi Hikino

Superconducting electronics offer significant advantages in speed and power efficiency for next-generation computing and communication systems. However, their practical deployment is limited by the absence of simple, efficient, and scalable…

Superconductivity · Physics 2025-09-01 Razmik A. Hovhannisyan , Amirreza Lotfian , Taras Golod , Vladimir M. Krasnov

We propose a realization of the superconducting diode effect in flux biased superconducting circuits of Josephson junctions. So far the observation of the superconducting diode effect has been limited to rather exotic material platforms. In…

Superconductivity · Physics 2022-12-07 Rafael Haenel , Oguzhan Can

The diode effect is fundamental to electronic devices and is widely used in rectifiers and AC-DC converters. At low temperatures, however, conventional semiconductor diodes possess a high resistivity, which yields energy loss and heating…

We study superconductor/normal region/superconductor (S|N|S) Josephson junction formed using superconductors with d, d + id', and d + is superconducting pairings. We show that the quality factor of the Josephson diode effect and its sign…

Superconductivity · Physics 2024-06-18 Hamed Vakili , Moaz Ali , Alexey A. Kovalev

Recent breakthroughs in Josephson diodes dangle the possibility of extending conventional non-reciprocal electronics into the realm of superconductivity. While a strong magnetic field is recognized for enhancing diode efficiency, it…

Mesoscale and Nanoscale Physics · Physics 2024-10-08 Pei-Hao Fu , Yong Xu , Shengyuan A. Yang , Ching Hua Lee , Yee Sin Ang , Jun-Feng Liu

A Josephson diode is a superconducting circuit element that enables non-reciprocal transport, allowing a dissipationless supercurrent to preferentially flow in a single direction. Existing methods for achieving the required symmetry…

Mesoscale and Nanoscale Physics · Physics 2025-03-11 David Scheer , Rubén Seoane Souto , Fabian Hassler , Jeroen Danon

Superconducting systems that simultaneously lack space-inversion and time-reversal symmetries have recently been the subject of a flurry of experimental and theoretical research activities. Their ability to carry supercurrents with…

Superconductivity · Physics 2023-08-25 Andreas Costa , Jaroslav Fabian , Denis Kochan

As a novel quantum phenomenon with nonreciprocal supercurrent, the Josephson diode effect was intensively studied in recent years. Here, we construct a generalized resistively capacitance shunted junction (RCSJ) model as a low-energy…

Superconductivity · Physics 2025-07-01 Da Wang , Qiang-Hua Wang , Congjun Wu

Current flow in electronic devices can be asymmetric with bias direction, a phenomenon underlying the utility of diodes and known as non-reciprocal charge transport. The promise of dissipationless electronics has recently stimulated the…

The superconducting diode effect (SDE)-the unidirectional, dissipationless flow of supercurrent-is a critical element for future superconducting electronics. Achieving high efficiency under zero magnetic field is a key requirement. The…

We theoretically study the superconducting diode effect in a three-terminal Josephson junction. The diode effect in superconducting systems is typically related to the presence of a difference in the critical currents for currents flowing…

Superconductivity · Physics 2024-08-07 Jorge Huamani Correa , Michal P. Nowak

Superconducting devices with broken time-reversal and spatial-inversion symmetries can exhibit novel superconducting phenomena. The observation of superconducting diode effects, which is applicable for dissipationless rectification,…

The Josephson rectification effect, where the resistance is finite in one direction while zero in the other, has been recently realized experimentally. The resulting Josephson diode has many potential applications on superconducting…

Superconductivity · Physics 2023-11-14 Bo Lu , Satoshi Ikegaya , Pablo Burset , Yukio Tanaka , Naoto Nagaosa
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