Results 61 to 70 of about 112,743 (181)

A quantitative model for IcR product in d-wave Josephson junctions [PDF]

open access: yes, 2007
We study theoretically the Josephson effect in d-wave superconductor / diffusive normal metal /insulator/ diffusive normal metal/ d-wave superconductor (D/DN/I/DN/D) junctions.
A. D. Zaikin   +11 more
core   +3 more sources

Nonlinear response of superconducting NbN thin film and NbN metamaterial induced by intense terahertz pulses

open access: yesNew Journal of Physics, 2013
We present the nonlinear response of superconducting niobium nitride (NbN) thin film and NbN metamaterial with different thicknesses under intense terahertz pulses.
Caihong Zhang   +10 more
doaj   +1 more source

Engineering physics of superconducting hot-electron bolometer mixers

open access: yes, 2017
Superconducting hot-electron bolometers are presently the best performing mixing devices for the frequency range beyond 1.2 THz, where good quality superconductor-insulator-superconductor (SIS) devices do not exist.
Klapwijk, T. M., Semenov, A. V.
core   +2 more sources

Nematic superconducting state in iron pnictide superconductors

open access: yesNature Communications, 2017
Nematic electronic order is rare and its onset often indicates a phase transition. Here, Li et al. report a nematic superconducting state in Ba0.5K0.5Fe2As2 by measuring the angular dependence of the in-plane and out-of-plane magnetoresistivity.
Jun Li   +21 more
doaj   +1 more source

The Meservey-Tedrov effect in FSF double tunneling junctions

open access: yes, 2004
Double tunneling junctions of ferromagnet-superconductor-ferromagnet electrodes (FSF) show a jump in the conductance when a parallel magnetic field reverses the magnetization of one of the ferromagnetic electrodes.
D. V. Averin   +4 more
core   +1 more source

All-silicon low-loss THz temporal differentiator based on microring waveguide resonator platform

open access: yesLight: Advanced Manufacturing
Microring resonators have been widely used in passive optical devices such as wavelength division multiplexers, differentiators, and integrators. Research on terahertz (THz) components has been accelerated by these photonics technologies.
Yunjie Rui   +15 more
doaj   +1 more source

Stabilization of Bi vibration along c-axis in BiS2-based layered compounds La(O,F)Bi(S,Se)2 by Se substitution

open access: yesApplied Physics Express, 2023
BiCh _2 -based layered compounds have been extensively studied as potential thermoelectric and unconventional superconducting materials. For both functionalities, in-plane chemical pressure effects improve their thermoelectric or superconducting ...
Fysol Ibna Abbas   +7 more
doaj   +1 more source

Induced Kramer-Pesch-Effect in a Two Gap Superconductor: Application to MgB2

open access: yes, 2005
The size of the vortex core in a clean superconductor is strongly temperature dependent and shrinks with decreasing temperature, decreasing to zero for T -> 0.
A. Gumann   +8 more
core   +1 more source

Analysis of Unidirectional Absorption in a Defective Superconducting Photonic Crystal

open access: yesIEEE Photonics Journal, 2017
Terahertz unidirectional resonant absorption in a finite one-dimensional defective superconducting photonic crystal is theoretically investigated. We consider an asymmetric photonic crystal (AB)ND(BA) M, where A is a dielectric, B is a superconductor, D ...
Tsung-Wen Chang   +4 more
doaj   +1 more source

Proximity effect in [Nb(1.5 nm)/Fe(x)]10/Nb(50 nm) superconductor/ferromagnet heterostructures

open access: yesBeilstein Journal of Nanotechnology, 2020
We have investigated the structural, magnetic and superconduction properties of [Nb(1.5 nm)/Fe(x)]10 superlattices deposited on a thick Nb(50 nm) layer.
Yury Khaydukov   +7 more
doaj   +1 more source

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