Results 81 to 90 of about 2,714,937 (184)

Superconductive proximity effect in interacting disordered conductors

open access: yes, 2000
We present a general theory of the superconductive proximity effect in disordered normal--superconducting (N-S) structures, based on the recently developed Keldysh action approach.
A. I. Larkin   +35 more
core   +1 more source

Numerical Analysis of Effects of Arms with Different Cross-Sections on Straight-Bladed Vertical Axis Wind Turbine

open access: yesEnergies, 2019
Most vertical axis wind turbines (VAWTs) need arms connecting the blades with the rotational axis. The arms increase the power loss of VAWTs; however, the distribution between the pressure and friction influences and their degrees of influence have not ...
Yutaka Hara   +4 more
doaj   +1 more source

Proximity effect in planar TiN-Silicon junctions

open access: yes, 2000
We measured the low temperature subgap resistance of titanium nitride (superconductor, Tc=4.6K)/highly doped silicon (degenerated semiconductor) SIN junctions, where I stands for the Schottky barrier.
Lefloch, F., Quirion, D., Sanquer, M.
core   +1 more source

Multi-Branch Artificial Neural Network-Based Decomposition of Ship’s Added Resistance Using On-Board Measured Data

open access: yesIEEE Access
Prediction and management of ship resistance in realistic sea conditions can play a significant role in reducing fuel consumption and carbon emissions. It usually relies on physical model testing and empirical formulas, both facing limitations in early ...
Nur Assani   +3 more
doaj   +1 more source

Effect of Graphene on Micro-Structure and Properties of MAO Coating Prepared on Mg-Li Alloy

open access: yesInternational Journal of Electrochemical Science, 2017
Ceramic coating modified with graphene was formed on Mg-Li alloy by a micro-arc oxidation process in a graphene powders (GE) added silicate electrolyte. The microstructure, composition, tribological and corrosion behaviors of the coatings were performed.
Fei Chen, Yulin Zhang, You Zhang
doaj   +1 more source

Magnetic field induced emergent inhomogeneity in a superconducting film with weak and homogeneous disorder

open access: yes, 2017
When a magnetic field is applied, the mixed state of a conventional Type II superconductor gets destroyed at the upper critical field Hc2, where the normal vortex cores overlap with each other.
Banerjee, Anurag   +5 more
core   +1 more source

Numerical investigation of added resistance of a container ship in short regular waves using unsteady RANS simulations

open access: yesBrodogradnja
Accurately predicting the added resistance coefficient in short waves remains a challenge. This study aims to investigate the added resistance of a container ship in regular short-head waves at moderate Froude numbers through unsteady RANS simulations. A
Paresh Halder, Shukui Liu
doaj   +1 more source

Current-Induced Magnetization Reversal in High Magnetic Fields in Co/Cu/Co Nanopillars

open access: yes, 2003
Current-induced magnetization dynamics in Co/Cu/Co trilayer nanopillars (~100nm in diameter) has been studied experimentally for large applied fields perpendicular to the layers. An abrupt and hysteretic increase in dynamic resistance is observed at high
A. D. Kent   +8 more
core   +1 more source

Added wave resistance prediction and comparative study based on point cloud feature extraction

open access: yesZhongguo Jianchuan Yanjiu
ObjectiveIn order to rapidly forecast added wave resistance in the ship design stage, this paper proposes a neural network based on point cloud feature extraction.
Mingfeng WU, Renchuan ZHU, Dekang XU
doaj   +1 more source

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