Results 21 to 30 of about 240,296 (261)

Effect Mechanism and Performance Evaluation of Flange Contact Thermal Resistance in an Aero-Engine

open access: yesAerospace, 2022
According to the discontinuous structural characteristics of a gas turbine, by considering the contact thermal resistance of the rough surface, a contact thermal resistance measurement experiment was conducted in this study.
Yan Chen, Liyuan Chen, Wuli Chu
doaj   +1 more source

Privacy Preservation of User Identity in Contact Tracing for COVID-19-Like Pandemics Using Edge Computing

open access: yesIEEE Access, 2021
Pandemic and infectious disease outbreaks put pressure on health authorities and require lockdowns. These outbreaks, which strain limited healthcare resources, must be swiftly controlled and monitored.
Mohammed Abdullah Alsahli   +3 more
doaj   +1 more source

The study of contact properties in edge-contacted graphene–aluminum Josephson junctions

open access: yesApplied Physics Letters, 2022
Transparent contact interfaces in superconductor–graphene hybrid systems are critical for realizing superconducting quantum applications. Here, we examine the effect of the edge contact fabrication process on the transparency of the superconducting aluminum–graphene junction.
Zhujun Huang   +10 more
openaire   +2 more sources

Edge contacts accelerate the response of MoS 2 photodetectors

open access: yesNanoscale Advances, 2022
Edge contacts are compared to top contacts in terms of the photocurrent response of MoS 2 multilayers. The faster response of the edge contacts is attributed to the predominantly in-plane direction of charge carrier diffusion.
Fabian Strauss   +2 more
openaire   +2 more sources

Ballistic Josephson junctions in edge-contacted graphene [PDF]

open access: yesNature Nanotechnology, 2015
Hybrid graphene-superconductor devices have attracted much attention since the early days of graphene research. So far, these studies have been limited to the case of diffusive transport through graphene with poorly defined and modest quality graphene-superconductor interfaces, usually combined with small critical magnetic fields of the superconducting
V. E. Calado   +8 more
openaire   +4 more sources

Contact Resistivity in Edge‐Contacted Graphene Field Effect Transistors

open access: yesAdvanced Electronic Materials, 2022
AbstractA great challenge is presented when metals have contact with a 2D semiconducting material because the contact resistances (Rc) induced at the metal‐graphene interfaces hinder the performances of 2D devices, and therefore low resistance Ohmic contacts need to be developed to achieve unique and high performance of the 2D devices.
Sungwon Lee   +6 more
openaire   +1 more source

Analytical Solution for Sliding Rounded-Edge Contact

open access: yesJournal of Elasticity, 2006
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Ma, L, Korsunsky, A
openaire   +1 more source

Edge slip zone size of misaligned common edge contacts [PDF]

open access: yesThe Journal of Strain Analysis for Engineering Design, 2017
We investigate the effect of a slight misalignment on the behaviour of common edge contacts, developing a procedure for estimating the extent of slip at the edge. Better estimations, compared to one inferred from Williams’ solution, are found by introducing the effects of slip and further geometry.
Clark, Z, Ramesh, R, Hills, D
openaire   +2 more sources

The stiffness of tooth at edge contact.

open access: yesTRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series C, 1985
動力伝達用平歯車では,歯のかみあい参加時の歯先りょう(稜)および歯先近傍でのかみあいが振動性能に大きく影響を及ぼす.本研究では,歯先りょうかみあいを弾性くさびが半無限体表面に押しつけられる接触として理論解を求め,実験によりその妥当性を検証した.また,歯先近傍では自由端の影響がヘルツの接触だけ歯先から入った所まで及ぶことを明らかにし ...
SATO, Taichi, UMEZAWA, Kiyohiko
openaire   +2 more sources

Effect of contact geometry on the contact stresses in a flat with rounded edge contact

open access: yesFracture and Structural Integrity, 2019
The blade-disc dovetail interface in an aero-engine compressor is characterized by a non-uniform pressure distribution which can be obtained by an equivalent flat with rounded edge-on-plate configuration.
Pankaj Dhaka, Raghu V. Prakash
doaj   +1 more source

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