Results 51 to 60 of about 12,481 (301)

Dome-shaped magnetic order competing with high-temperature superconductivity at high pressures in FeSe

open access: yes, 2016
The coexistence and competition between superconductivity and electronic orders, such as spin or charge density waves, have been a central issue in high transition-temperature (Tc) superconductors.
Uwatoko Y.   +14 more
core   +1 more source

Simulation and measurement of hts josephson heterodyne oscillator [PDF]

open access: yes, 2009
We report continuing investigations into practical applications of the ac Josephson effect as the basis for a voltage-tunable radio-frequency oscillator.
Pegrum, C.M.   +4 more
core   +1 more source

Discovering Chemically Novel, High-Temperature Superconductors

open access: yes, 2023
One of the biggest unsolved problems in condensed matter physics is what mechanism causes high-temperature superconductivity and if there is a material that can exhibit superconductivity at both room temperature and atmospheric pressure.
Colton C., Seegmiller   +3 more
core   +1 more source

Optically controlled high temperature superconducting attenuatorand the influent duration of laser heat

open access: yesTongxin xuebao, 2007
A new optically controlled high temperature superconducting microwave variable attenuator used in high-temperature superconducting(HTS) subsystem of satellite system was proposed.The low microwave surface resistance and excellent laser response ...
LIU Lin1   +5 more
doaj   +2 more sources

Titanium Suboxides Responsible for Electronic Anomaly Near Room Temperature in the Ti3C2Tx MXene

open access: yesAdvanced Functional Materials, EarlyView.
Our multi‐technique study reveals that the near‐room‐temperature anomaly in Ti3C2Tx MXene is linked to titanium suboxide nanodomains, including Ti3O5, embedded within the MXene host. Their temperature‐driven transformation provides an alternative explanation to solvent‐ and swelling‐based models and offers new insight into the thermally activated ...
Bence G. Márkus   +8 more
wiley   +1 more source

Designing Stable Periodic Magnetization Textures by Tailoring Anisotropies and Applying Geometrical Transformation

open access: yesAdvanced Functional Materials, EarlyView.
This work explores the possibility to design stable periodic magnetization textures by transforming a 2D film into a rolled‐up 3D architecture and back. In case of an isotropic exchange‐biased layer architecture, the magnetization encoded in the 3D state evolves into a spin‐spiral pattern with controlled periodicity after unrolling.
Aman Singh   +3 more
wiley   +1 more source

Temperature and strain scaling laws for the critical current density in Nb(_3)Sn and Nb(_3)Al conductors in high magnetic fields [PDF]

open access: yes, 2001
Detailed, accurate measurements of critical current density and resistivity to determine the upper critical field have been made on a technological NbsAl conductor in magnetic fields up to 15 T, temperatures from 4.2 K up to the critical temperature and ...
Keys, Simon Alastair
core  

Ultra-low electron temperatures in nanostructured samples [PDF]

open access: yes, 2015
Nanostructured samples, be it semiconducting or metallic ones, have received considerable experimental and theoretical attention due to the manifold of possibilities to investigate fundamental physics. Not only are they viable candidates for realizations
Casparis, Lucas
core   +1 more source

Development of a Three‐Axis Planar Hall Magnetoresistance Sensor Using a Superparamagnetic Nanoparticle‐Based Flux Guide

open access: yesAdvanced Functional Materials, EarlyView.
A printed superparamagnetic nanoparticle‐based flux guide enables the realization of a hysteresis‐free three‐axis magnetic sensor. This innovative architecture efficiently redirects out‐of‐plane fields to planar sensing elements, facilitating simultaneous vector detection without complex reset protocols.
Changyeop Jeon   +10 more
wiley   +1 more source

Theoretical and experimental considerations of the critical current density of DI-BiSCCO superconducting tapes as a function of magnetic field, field orientation, temperature and strain [PDF]

open access: yes, 2013
The critical current density (Jc) of DI-BiSCCO superconducting tapes was measured as a function of magnetic field (B), field orientation (θ), temperature (T) and strain (e) in a 15 T split-pair horizontal superconducting magnet using probes designed and ...
SUNWONG, PRAPAIWAN
core  

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