Results 41 to 50 of about 258,584 (365)

Over 15 MA/cm2 of critical current density in 4.8 µm thick, Zr-doped (Gd,Y)Ba2Cu3Ox superconductor at 30 K, 3T

open access: yesScientific Reports, 2018
An Advanced MOCVD (A-MOCVD) reactor was used to deposit 4.8 µm thick (Gd,Y)BaCuO tapes with 15 mol% Zr addition in a single pass. A record-high critical current density (J c ) of 15.11 MA/cm2 has been measured over a bridge at 30 K, 3T, corresponding to ...
Goran Majkic   +4 more
doaj   +1 more source

Quantum tunneling theory of Cooper pairs as bosonic particles

open access: yesScientific Reports, 2021
We propose a simple phenomenological theory for quantum tunneling of Cooper pairs, in superconductor/insulator/superconductor tunnel junctions, for a regime where the system can be modeled as bosonic particles.
Edgar J. Patiño, Daniel Lozano-Gómez
doaj   +1 more source

Development of an HTS-SQUID-Based Receiver for Long-Range Magnetic Induction Communication in Extreme Environments

open access: yesSensors, 2023
The communication range of magnetic-induction (MI) technology in extreme environments such as underwater or underground is limited by the dipole-like attenuation behavior of the magnetic field as well as the eddy current induced loss in conductive media,
Yulong Li   +4 more
doaj   +1 more source

Electric field–tunable superconductivity in alternating-twist magic-angle trilayer graphene

open access: yesScience, 2021
A twisty trilayer The discovery of superconductivity in bilayers consisting of graphene sheets twisted with respect to each other by just the right “magic” angle has inspired enormous interest in twisted materials. Hao et al. constructed twisted trilayer
Zeyu Hao   +8 more
semanticscholar   +1 more source

Author Correction: Quantum tunneling theory of Cooper pairs as bosonic particles

open access: yesScientific Reports, 2021
An amendment to this paper has been published and can be accessed via a link at the top of the paper.
Edgar J. Patiño, Daniel Lozano‑Gómez
doaj   +1 more source

Intelligent Probability Estimation of Quenches Caused by Weak Points in High-Temperature Superconducting Tapes

open access: yesEnergies, 2022
Fluctuations in the critical current along the length of high-temperature superconducting (HTS) tapes manufactured in the form of coated conductors is a common manufacturing phenomenon.
Alireza Sadeghi   +3 more
doaj   +1 more source

Superconductivity in heavily compensated Mg-doped InN [PDF]

open access: yes, 2009
We report superconductivity in Mg-doped InN grown by molecular beam epitaxy. Superconductivity phase transition temperature occurs Tc = 3.97 K as determined by magnetoresistance and Hall resistance measurements.
Airey, R   +4 more
core   +2 more sources

Pauli-limit violation and re-entrant superconductivity in moiré graphene

open access: yesNature, 2021
Moiré quantum matter has emerged as a materials platform in which correlated and topological phases can be explored with unprecedented control.
Yuan Cao   +4 more
semanticscholar   +1 more source

Strongly enhanced vortex pinning from 4 to 77 K in magnetic fields up to 31 T in 15 mol.% Zr-added (Gd, Y)-Ba-Cu-O superconducting tapes

open access: yesAPL Materials, 2014
Applications of REBCO coated conductors are now being developed for a very wide range of temperatures and magnetic fields and it is not yet clear whether vortex pinning strategies aimed for high temperature, low field operation are equally valid at lower
A. Xu   +8 more
doaj   +1 more source

Assembling the puzzle of superconducting elements: A Review

open access: yes, 2004
Superconductivity in the simple elements is of both technological relevance and fundamental scientific interest in the investigation of superconductivity phenomena.
Akahama Y   +48 more
core   +1 more source

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