Gate Tunable Josephson Diode Effect in Josephson Junctions Made from InAs Nanosheets
Sign Up to like & getrecommendations! Published in 2025 at "Advanced Functional Materials"
DOI: 10.1002/adfm.202503401
Abstract: The observation of Josephson diode effect (JDE) is reported in hybrid devices made from semiconductor InAs nanosheets and superconductor Al contacts. By applying an in‐plane magnetic field (Bxy), non‐reciprocal superconducting switching current as well as… read more here.
Keywords: diode effect; josephson; inas nanosheets; gate tunable ... See more keywords
Josephson Junctions and Cosmic Microwave Background
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Superconductivity and Novel Magnetism"
DOI: 10.1007/s10948-020-05731-8
Abstract: The implementation of utilizing superconducting quantum interference device (SQUID) readout for constant voltage biased transition edge sensors (TES) has enabled the detection of the infinitesimal fluctuation in cosmic microwave background (CMB). The properties of the… read more here.
Keywords: junctions cosmic; microwave background; cmb; josephson junctions ... See more keywords
van der Waals π Josephson Junctions.
Sign Up to like & getrecommendations! Published in 2022 at "Nano letters"
DOI: 10.1021/acs.nanolett.2c01640
Abstract: Proximity-induced superconductivity in a ferromagnet can induce Cooper pairs with a finite center-of-mass momentum and stabilize Josephson junctions (JJs) with π phase difference in superconductor-ferromagnet-superconductor heterostructures. The emergence of two-dimensional layered superconducting and magnetic materials… read more here.
Keywords: josephson junctions; superconductor; van der; der waals ... See more keywords
Dynamical Stabilization of Multiplet Supercurrents in Multiterminal Josephson Junctions.
Sign Up to like & getrecommendations! Published in 2022 at "Nano letters"
DOI: 10.1021/acs.nanolett.2c01999
Abstract: The dynamical properties of multiterminal Josephson junctions (MT-JJs) have attracted interest, driven by the promise of new insights into synthetic topological phases of matter and Floquet states. This effort has culminated in the discovery of… read more here.
Keywords: josephson junctions; dynamical stabilization; multiplet; multiterminal josephson ... See more keywords
Sn-InAs Nanowire Shadow-Defined Josephson Junctions.
Sign Up to like & getrecommendations! Published in 2025 at "Nano letters"
DOI: 10.1021/acs.nanolett.5c02410
Abstract: Hybrid superconductor-semiconductor platforms are foundational to advancing quantum information technologies, motivating the integration of materials with clean interfaces, robust superconductivity, and scalable architectures. Here, we report the synthesis and analysis of inclined InAs nanowires, conformally… read more here.
Keywords: nanowire shadow; shadow defined; inas nanowire; defined josephson ... See more keywords
Side Gate Tunable Josephson Junctions at the LaAlO3/SrTiO3 Interface
Sign Up to like & getrecommendations! Published in 2017 at "Nano Letters"
DOI: 10.1021/acs.nanolett.6b03820
Abstract: Novel physical phenomena arising at the interface of complex oxide heterostructures offer exciting opportunities for the development of future electronic devices. Using the prototypical LaAlO3/SrTiO3 interface as a model system, we employ a single-step lithographic… read more here.
Keywords: josephson; srtio3 interface; gate; josephson junctions ... See more keywords
Superconductive Coupling Effects in Selectively Grown Topological Insulator-Based Three-Terminal Junctions
Sign Up to like & getrecommendations! Published in 2025 at "ACS Nano"
DOI: 10.1021/acsnano.4c15893
Abstract: The combination of an ordinary s-type superconductor with three-dimensional topological insulators creates a promising platform for fault-tolerant topological quantum computing circuits based on Majorana braiding. The backbone of the braiding mechanism are three-terminal Josephson junctions.… read more here.
Keywords: insulator based; topological insulator; based three; three terminal ... See more keywords
Magnetic field compatible circuit quantum electrodynamics with graphene Josephson junctions
Sign Up to like & getrecommendations! Published in 2018 at "Nature Communications"
DOI: 10.1038/s41467-018-07124-x
Abstract: Circuit quantum electrodynamics has proven to be a powerful tool to probe mesoscopic effects in hybrid systems and is used in several quantum computing (QC) proposals that require a transmon qubit able to operate in… read more here.
Keywords: josephson junctions; graphene josephson; electrodynamics; spectroscopy ... See more keywords
Quantized current steps due to the synchronization of microwaves with Bloch oscillations in small Josephson junctions
Sign Up to like & getrecommendations! Published in 2024 at "Nature Communications"
DOI: 10.1038/s41467-024-53600-y
Abstract: Synchronization of Bloch oscillations in small Josephson junctions (JJs) under microwave radiation, which leads to current quantization, has been proposed as an effect that is dual to the appearance of Shapiro steps. This current quantization… read more here.
Keywords: synchronization; bloch oscillations; josephson; small josephson ... See more keywords
Probing defect densities at the edges and inside Josephson junctions of superconducting qubits
Sign Up to like & getrecommendations! Published in 2022 at "npj Quantum Information"
DOI: 10.1038/s41534-022-00532-4
Abstract: Tunneling defects in disordered materials form spurious two-level systems which are a major source of decoherence for micro-fabricated quantum devices. For superconducting qubits, defects in tunnel barriers of submicrometer-sized Josephson junctions couple strongest to the… read more here.
Keywords: probing defect; defect densities; junction; superconducting qubits ... See more keywords
Exciton-polariton Josephson junctions at finite temperatures
Sign Up to like & getrecommendations! Published in 2017 at "Scientific Reports"
DOI: 10.1038/s41598-017-09824-8
Abstract: We consider finite temperature effects in a non-standard Bose-Hubbard model for an exciton- polariton Josephson junction (JJ) that is characterised by complicated potential energy landscapes (PEL) consisting of sets of barriers and wells. We show… read more here.
Keywords: josephson; josephson junctions; polariton; exciton polariton ... See more keywords