Results 21 to 30 of about 157,681 (294)

Guidelines for etching silicon MEMS structures using fluorine high-density plasmas at cryogenic temperatures [PDF]

open access: yes, 2002
This paper presents guidelines for the deep reactive ion etching (DRIE) of silicon MEMS structures, employing SF/sub 6//O/sub 2/-based high-density plasmas at cryogenic temperatures.
Boer, Meint J. de   +6 more
core   +2 more sources

On the Formation of Black Silicon Features by Plasma-Less Etching of Silicon in Molecular Fluorine Gas

open access: yesNanomaterials, 2020
In this paper, we study the plasma-less etching of crystalline silicon (c-Si) by F2/N2 gas mixture at moderately elevated temperatures. The etching is performed in an inline etching tool, which is specifically developed to lower costs for products ...
Bishal Kafle   +6 more
doaj   +1 more source

Investigation on Surface Roughness of Inconel 718 in Photochemical Machining

open access: yesAdvances in Materials Science and Engineering, 2017
The present work is focused on estimating the optimal machining parameters required for photochemical machining (PCM) of an Inconel 718 and effects of these parameters on surface topology.
Nitin D. Misal, Mudigonda Sadaiah
doaj   +1 more source

Balancing ion parameters and fluorocarbon chemical reactants for SiO2 pattern transfer control using fluorocarbon-based atomic layer etching [PDF]

open access: yes, 2019
In manufacturing, etch profiles play a significant role in device patterning. Here, the authors present a study of the evolution of etch profiles of nanopatterned silicon oxide using a chromium hard mask and a CHF3/Ar atomic layer etching in a ...
Cabrini, S   +8 more
core   +2 more sources

Investigation on Chemical Etching Process of FPCB With 18 μm Line Pitch

open access: yesIEEE Access, 2021
Flexible printed circuit boards (FPCB) are widely used in smart devices with high wiring density and light weight. In this paper, the chemical etching process of FPCB with 18 $\mu \text{m}$ line pitch is investigated.
Jiazheng Sheng   +7 more
doaj   +1 more source

Plasma removal of Parylene C [PDF]

open access: yes, 2008
Parylene C, an emerging material in microelectromechanical systems, is of particular interest in biomedical and lab-on-a-chip applications where stable, chemically inert surfaces are desired.
Li, Po-Ying, Meng, Ellis, Tai, Yu-Chong
core   +1 more source

Researching the Aluminum Nitride Etching Process for Application in MEMS Resonators

open access: yesMicromachines, 2015
We investigated the aluminum nitride etching process for MEMS resonators. The process is based on Cl2/BCl3/Ar gas chemistry in inductively coupled plasma system. The hard mask of SiO2 is used. The etching rate, selectivity, sidewall angle, bottom surface
Jian Yang   +6 more
doaj   +1 more source

Basic elements for photodeposited high Tc thin film devices [PDF]

open access: yes, 1992
Flat films, high quality insulating layers and adequately superconducting via contacts are basic elements for high Tc device fabrication. We studied the influence of the process parameters of laser deposition on the occurrence of droplets and outgrowths ...
Flokstra, J.   +2 more
core   +3 more sources

Effect of tetramethylammonium hydroxide/isopropyl alcohol wet etching on geometry and surface roughness of silicon nanowires fabricated by AFM lithography

open access: yesBeilstein Journal of Nanotechnology, 2016
The optimization of etchant parameters in wet etching plays an important role in the fabrication of semiconductor devices. Wet etching of tetramethylammonium hydroxide (TMAH)/isopropyl alcohol (IPA) on silicon nanowires fabricated by AFM lithography is ...
Siti Noorhaniah Yusoh   +1 more
doaj   +1 more source

Gas-Surface Dynamics and Profile Evolution during Etching of Silicon [PDF]

open access: yes, 1996
Scattering of energetic F atoms on a fluorinated Si surface is studied by molecular beam methods. The energy transfer closely follows hard-sphere collision kinematics.
Anderson, C. M.   +5 more
core   +1 more source

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