Results 61 to 70 of about 2,258,390 (236)

Structure Optimization of Planar Nanoscale Vacuum Channel Transistor

open access: yesMicromachines, 2023
Due to its unique structure, discoveries in nanoscale vacuum channel transistors (NVCTs) have demonstrated novel vacuum nanoelectronics. In this paper, the structural parameters of planar-type NVCTs were simulated, which illustrated the influence of ...
Ji Xu   +5 more
doaj   +1 more source

A Review on the Fabrication of Hierarchical ZnO Nanostructures for Photocatalysis Application

open access: yesCrystals, 2016
Semiconductor photocatalysis provides potential solutions for many energy and environmental-related issues. Recently, various semiconductors with hierarchical nanostructures have been fabricated to achieve efficient photocatalysts owing to their multiple
Yi Xia   +4 more
doaj   +1 more source

Design, fabrication, and realisation of a robotic fish actuated by dielectric elastomer with a passive fin

open access: yesIET Cyber-systems and Robotics, 2023
Robotic fish actuated by smart materials has attracted extensive attention and has been widely used in many applications. In this study, a robotic fish actuated by dielectric elastomer (DE) films is proposed. The tensile behaviours of DE film VHB4905 are
Zekai Wang   +4 more
doaj   +1 more source

Pre-selectable integer quantum conductance of electrochemically fabricated silver point contacts [PDF]

open access: yes, 2008
The controlled fabrication of well-ordered atomic-scale metallic contacts is of great interest: it is expected that the experimentally observed high percentage of point contacts with a conductance at non-integer multiples of the conductance quantum G_0 =
Brendelberger, S.   +7 more
core   +3 more sources

A dual-crosslinking electroactive hydrogel based on gelatin methacrylate and dibenzaldehyde-terminated telechelic polyethylene glycol for 3D bio-printing

open access: yesScientific Reports
Gelatin was widely used as scaffold materials in 3D bio-printing due to its excellent bioactivity and availability and especially that their arginine–glycine–aspartic acid (RGD) sequences could efficiently promote cell adhesion and proliferation. In this
Yulong Wang   +8 more
doaj   +1 more source

Polymeric Scaffolds for Regeneration of Central/Peripheral Nerves and Soft Connective Tissues

open access: yesAdvanced NanoBiomed Research, 2023
The advancement in material science and fabrication techniques has led to the booming of tissue engineering in recent years, covering tissue culture, repair, regeneration, and the rest.
Shunze Cao, Renheng Bo, Yihui Zhang
doaj   +1 more source

Fabrication of optical reflecting diffraction gratings by light-interference phenomenon [PDF]

open access: yes, 1974
Features of technique: major reduction in cost of fabrication; gratings exhibit low stray or scattered radiation, improve signal noise ratio, and eliminate false spectral-lines; gratings can be fabricated free of optical aberrations, with high groove ...
Caruso, A. J., Zaniewski, J.
core   +1 more source

Fabricating subscale components for application to full-scale parts [PDF]

open access: yes, 1970
Equipment requirements and fabrication methods required for manufacture of large cylindrical boron/epoxy shroud are based on subscale component production methods.

core   +1 more source

Pt-modified Ni aluminides, MCrAlY-base multilayer coatings and TBC systems fabricated by Spark Plasma Sintering for the protection of Ni-base superalloys [PDF]

open access: yes, 2009
Pt-modified Ni aluminides and MCrAlY coatings (where M=Ni and/or Co) are widely used on turbine blades and vanes for protection against oxidation and corrosion and as bond coatings in thermal barrier coating (TBC) systems.
Boidot, Mathieu   +6 more
core   +1 more source

Permanent Magnet Brushless DC Motor and Mechanical Structure Design for the Electric Impact Wrench System

open access: yesEnergies, 2018
This paper presents an analytical method to design an interior permanent magnet brushless DC electric motor (IPMBLDC motor) for a kind of electric impact wrench used for loading and unloading car bolts.
Chengyuan He, Thomas Wu
doaj   +1 more source

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