Results 21 to 30 of about 2,200,532 (289)

A synergetic strategy based on laser surface texturing and lubricating grease for improving the tribological and electrical properties of Ag coating under current-carrying friction

open access: yesFriction, 2020
Herein, a series of Ag coatings with different micro-dimples were fabricated on copper surfaces by laser surface texturing (LST) and magnetron sputtering. Multilayer graphene lubricating grease (MGLG) was prepared using multilayer graphene as an additive.
Zhengfeng Cao   +4 more
doaj   +1 more source

Investigation of the Contact Characteristics of Silicon–Gold in an Anodic Bonding Structure

open access: yesMicromachines, 2022
Anodic bonding is broadly utilized to realize the structure support and electrical connection in the process of fabrication and packaging of MEMS devices, and the mechanical and electrical characteristics of the bonded interface of structure exhibit a ...
Lin Zhang   +4 more
doaj   +1 more source

A positioning sensor for tonometric applications [PDF]

open access: yes, 1992
In this paper we present a sensor, which is designed for application in a tonometer, an instrument for the measurement of intraocular pressure. The sensor measures diameter and position of a part of the eye globe that is flattened by the tonometer.
Bergveld, P., Besten, C. den
core   +2 more sources

Electrochemical Behavior and Hydrophobic Properties of CrN and CrNiN Coatings in Simulated Proton Exchange Membrane Fuel Cell Environment

open access: yesCailiao gongcheng, 2016
The CrN and CrNiN coatings were prepared on the surface of 304 stainless steel by closed field unbalanced magnetron sputtering.X ray diffraction and field emission scanning electron microscopy were used to characterize the structure and morphology of the
JIN Jie   +4 more
doaj   +1 more source

On-Line Remaining Useful Life Estimation of Power Connectors Focused on Predictive Maintenance

open access: yesSensors, 2021
Connections are critical elements in power systems, exhibiting higher failure probability. Power connectors are considered secondary simple devices in power systems despite their key role, since a failure in one such element can lead to major issues ...
Jordi-Roger Riba   +3 more
doaj   +1 more source

Dielectrophoretic Assembly of Graphene and Electrical Characterization

open access: yesCailiao gongcheng, 2017
Integrating graphene into micro-and nano-devices is a critical step for its application in many fields. Graphene-a type of two-dimensional nanomaterials was assembled by dielectrophoresis(DEP) and the influence of the DEP process parameters including the
AN Li-bao, LI Wen, CHANG Chun-rui
doaj   +1 more source

Self-Heating of Annealed Ti/Al/Ni/Au Contacts to Two-Dimensional Electron Gas in AlGaN/GaN Heterostructures

open access: yesApplied Sciences, 2022
In this work, we investigated the self-heating effects of annealed Ti/Al/Ni/Au ohmic contacts and two-dimensional electron gas (2DEG) in AlGaN/GaN heterostructures under strong electric field by using the short pulse current–voltage and microwave noise ...
Emilis Šermukšnis   +4 more
doaj   +1 more source

Charge Transport through Polyene Self-Assembled Monolayers from Multiscale Computer Simulations [PDF]

open access: yes, 2008
We combine first-principles density-functional theory with matrix Green’s function calculations to predict the structures and charge transport characteristics of self-assembled monolayers (SAMs) of four classes of systems in contact with Au(111 ...
George, Christopher   +4 more
core   +1 more source

Effects of Source/Drain Electrodes on the Performance of InSnO Thin-Film Transistors

open access: yesMicromachines, 2022
Oxide thin-film transistors (TFTs) are of increasing interest in the field of advanced displays. In this work, we explore Al, InSnO (ITO), Ti, and Mo as source/drain electrodes of ITO TFTs.
Qi Li   +6 more
doaj   +1 more source

All-graphene edge contacts: Electrical resistance of graphene T-junctions [PDF]

open access: yes, 2016
Using ab-initio methods we investigate the possibility of three-terminal graphene "T-junction" devices and show that these all-graphene edge contacts are energetically feasible when the 1D interface itself is free from foreign atoms.
Brandbyge, Mads   +5 more
core   +2 more sources

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