Results 21 to 30 of about 112,743 (181)

A controllable superconducting electromechanical oscillator with a suspended membrane

open access: yesAIP Advances, 2019
We fabricate a microscale electromechanical system, in which a suspended superconducting membrane, treated as a mechanical oscillator, capacitively couples to a superconducting microwave resonator.
Yong-Chao Li   +12 more
doaj   +1 more source

A study of thermal effects in superconducting terahertz modulator by low temperature scanning laser microscope

open access: yesAIP Advances, 2018
We use low temperature scanning laser microscope (LTSLM) to study the Joule power distribution of superconducting (SC) terahertz (THz) modulator. The LTSLM scanning images record the SC state transformation process under different DC bias voltages.
Chao Han   +7 more
doaj   +1 more source

Tunable and high quality factor Fano and toroidal dipole resonances in terahertz superconducting metamaterials

open access: yesMaterials Research Express, 2020
We experimentally studied a series of terahertz (THz) metamaterials with asymmetric resonator structures made from superconducting niobium nitride or gold films.
Siyu Duan   +11 more
doaj   +1 more source

Superconducting diode effect via conformal-mapped nanoholes

open access: yesNature Communications, 2021
A superconducting diode is dissipationless and desirable for electronic circuits with ultralow power consumption, yet it remains challenging to realize it. Here, the authors achieve a superconducting diode in a conventional superconducting film patterned
Yang-Yang Lyu   +12 more
doaj   +1 more source

Achieving GHz system detection rate of photons in highly uniform responding superconducting nanowires coupled with multimode fiber [PDF]

open access: yesAPL Photonics
Single-photon detectors with high detection rates are the foundation for the high-speed remote laser communication. Although a total detection rate of gigahertz has been achieved with multiple superconducting nanowires, the coupled single-mode fibers are
Jingrou Tan   +11 more
doaj   +1 more source

Superconductor Meissner Effects for Gravito-Electromagnetic Fields in Harmonic Coordinates Due to Non-Relativistic Gravitational Sources

open access: yesFrontiers in Physics, 2022
There is much discrepancy in the literature concerning the possibility of a superconductor expelling gravito-electromagnetic fields just as it expels electromagnetic fields in the Meissner effect.
Nader A. Inan   +2 more
doaj   +1 more source

Organic Superconductors

open access: yes, 2004
This article will give an overview on the normal- and superconducting-state properties of organic superconductors. There are a number of review articles on this subject - most of them focus on either the quasi-one-dimensional or two-dimensional materials.
Lang, M., Müller, J.
openaire   +3 more sources

Radio-frequency electromagnetic field and vortex penetration in multilayered superconductors

open access: yes, 2014
A multilayered structure with a single superconductor layer and a single insulator layer formed on a bulk superconductor is studied. General formulae for the vortex-penetration field of the superconductor layer and the magnetic field on the bulk ...
Iwashita, Yoshihisa   +2 more
core   +1 more source

MgB2 Thin Films Fabricated by Pulsed Laser Deposition Using Nd:YAG Laser in an In Situ Two-Step Process

open access: yesCondensed Matter, 2022
Magnesium diboride (MgB2) thin films on r-cut sapphire (r-Al2O3) single crystals were fabricated by a precursor, which was obtained at room temperature via a pulsed laser deposition (PLD) method using a Nd:YAG laser, and an in situ postannealing process.
Toshinori Ozaki   +5 more
doaj   +1 more source

Andreev Reflection in Ferromagnet/Superconductor/Ferromagnet Double Junction Systems

open access: yes, 2002
We present a theory of Andreev reflection in a ferromagnet/superconductor/ferromagnet double junction system. The spin polarized quasiparticles penetrate to the superconductor in the range of penetration depth from the interface by the Andreev reflection.
A.F. Andreev   +35 more
core   +1 more source

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