Results 71 to 80 of about 12,481 (301)

Doping structure of the high temperature superconductor

open access: yes, 2009
The doubledopedunitcellofLa2â  Ca1+Cu2O6+ (LCCO-52) consistsoftwochemicalformulas,La2CaCu2O7 and Ca3Cu2O6 which areresponsiblefortheoccurrenceofsuperconductivitywith n = 2 superconductingCuO2 planes perchemical formula.
Huber, F.   +6 more
core  

Dynamic analysis of superconductor at high temperature for antennas array

open access: yesJournal of Microwaves, Optoelectronics and Electromagnetic Applications
The analysis and new results of the resonance frequency and radiation pattern of antennas array, for glass fiber FR-4 substrate using superconductor and copper patch, are presented.
H. C. C. Fernandes   +2 more
doaj   +1 more source

Analysis of the Processes of Short-Currents Limiting by Transformer with High-Temperature Superconducting Windings [PDF]

open access: yesProblems of the Regional Energetics, 2017
An important advantage of transformers with high-temperature superconducting winding is their ability to limit the short-circuit currents. The article discusses a physico-mathematical model that analyses transient processes at short-circuit currents in ...
Manusov V.Z.   +2 more
doaj  

Gapless Superconductivity From Extremely Dilute Magnetic Disorder in 2H‐NbSe2‐xSx

open access: yesAdvanced Materials, EarlyView.
We demonstrate that 2H‐NbSe2‐xSx hosts gapless superconductivity at unexpectedly low magnetic impurity concentrations. Combining STM, Bogoliubovde Gennes simulations, DFT, and quasiparticle interference, we comprehensively study the development of gapless behavior and show that SeS substitution reshapes the band structure, enhances nesting, and drives ...
Jose Antonio Moreno   +16 more
wiley   +1 more source

Oxygen deficiency structure in iron-based high temperature superconductor GdFeAsO

open access: yes, 2009
Oxygen deficiency in the iron-based HTSCGdFeAsO 1â  seems to create a parallelogram shaped Fe2+-ion/oxygen deficiency pattern in the Fe2O2 plane in c-direction.
Leschinski, P.   +3 more
core  

Current–time characteristics of resistive superconducting fault current limiters

open access: yes, 2012
Superconducting fault current limiters (SFCLs) may play an important role in power-dense electrical systems. Therefore, it is important to understand the dynamic characteristics of SFCLs.
Burt, Graeme   +2 more
core   +1 more source

High Temperature Superconductors [PDF]

open access: yes, 2010
1. The phenomenon, occurrence and characteristics.- 2. Crystal structure of high temperature superconductors.- 3. Critical Current.- 4. Synthesis of high Tc superconductor.- 5. Superconductivity in Cuprate HTSCs.- 6. The Proximity and Josephson effects.- 7. Theories of superconductivity.- 8. Applications of superconductivity.
openaire   +2 more sources

Signatures of Edge States in Antiferromagnetic Van der Waals Josephson Junctions

open access: yesAdvanced Materials, EarlyView.
ABSTRACT The combination of superconductivity and magnetic textures leads to unconventional superconducting phenomena, including new correlated and topological phases. Van der Waals (vdW) materials emerge as a versatile platform for exploring the interplay between these two competing orders.
Celia González‐Sánchez   +10 more
wiley   +1 more source

A study of superconductivity in single crystals and thin films using muon-spin rotation and neutron scattering

open access: yes, 2009
The archetypal high temperature superconductor Bi₂Sr₂CaCu₂O[subscript[8+δ]] has been extensively investigated. However, until now, little has been known about the behaviour of the magnetic vortices inside the Vortex Glass and liquid state.
Heron, David Owen Goudie
core  

Thermal‐Driven Diode Polarity Switching From Competing Helical Superconducting States in WTe2/α‐Fe2O3 Heterostructures

open access: yesAdvanced Materials, EarlyView.
A Nb‐proximitized Josephson junction based on a WTe2/α‐Fe2O3 heterostructure exhibits a robust superconducting diode effect with programmable polarity. The diode direction can be trained by magnetic fields and switched by temperature cycling, revealing tunable finite‐momentum pairing states and competing superconducting states in symmetry‐broken ...
Enze Zhang   +9 more
wiley   +1 more source

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