Results 31 to 40 of about 53,870 (328)

The black silicon method II: the effect of mask material and loading on the reactive ion etching of deep silicon trenches [PDF]

open access: yes, 1994
Very deep trenches in Si with smooth controllable profiles are etched using a fluorine-based Reactive Ion Etcher(RIE). The effect of various mask materials and loading on the profile is examined using the Black Silicon Method. It is found that most metal
Boer, Meint de   +4 more
core   +9 more sources

Three-Dimensional Simulation of DRIE Process Based on the Narrow Band Level Set and Monte Carlo Method

open access: yesMicromachines, 2018
A three-dimensional topography simulation of deep reactive ion etching (DRIE) is developed based on the narrow band level set method for surface evolution and Monte Carlo method for flux distribution.
Jia-Cheng Yu   +6 more
doaj   +1 more source

Exploring Vacuum Casting Techniques for Micron and Submicron Features [PDF]

open access: yes, 2004
A study of resolution limits in standard rapid prototyping vacuum cast molding processes and adaptation of this technique to reach submicron accuracy is proposed.
Denoual, M., Lepioufle, B., Mognol, P.
core   +1 more source

Low temperature sacrificial wafer bonding for planarization after very deep etching [PDF]

open access: yes, 1994
A new technique, at temperatures of 150°C or 450°C, that provides planarization after a very deep etching step in silicon is presented. Resist spinning and layer patterning as well as realization of bridges or cantilevers across deep holes becomes ...
Berenschot, J.W.   +3 more
core   +2 more sources

Etching technique of high aspect ratio silicon trenches based on CMOS-MEMS process

open access: yesDianzi Jishu Yingyong, 2018
Etching technique of deep silicon trenches with high aspect ratio is critical in improving integration and accuracy of Micro-Electro-Mechanical Systems(MEMS)sensor array and reducing the cost of it.
Zhang Haihua, Lv Yufei, Lu Zhongxuan
doaj   +1 more source

The black silicon method: a universal method for determining the parameter setting of a fluorine-based reactive ion etcher in deep silicon trench etching with profile control [PDF]

open access: yes, 1994
Very deep trenches (up to 200 µm) with high aspect ratios (up to 10) in silicon and polymers are etched using a fluorine-based plasma (SF6/O2/CHF3). Isotropic, positively and negatively (i.e.
de Boer, Meint J.   +4 more
core   +4 more sources

Lithography-Free Route to Hierarchical Structuring of High-chi Block Copolymers on a Gradient Patterned Surface [PDF]

open access: yes, 2020
A chemically defined patterned surface was created via a combined process of controlled evaporative self-assembly of concentric polymer stripes and the selective surface modification of polymer brush.
Byun, Myunghwan   +4 more
core   +1 more source

Planarization and fabrication of bridges across deep groves or holes in silicon using a dry film photoresist followed by an etch back [PDF]

open access: yes, 1994
A technique is presented that provides planarization after a very deep etching step in silicon. This offers the possibility for not only resist spinning and layer patterning but also for realization of bridges and cantilevers across deep grooves or holes.
Berenschot, J.W.   +2 more
core   +3 more sources

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

Single-Step CMOS Compatible Fabrication of High Aspect Ratio Microchannels Embedded in Silicon

open access: yesProceedings, 2017
This paper presents a new method for the CMOS compatible fabrication of microchannels integrated into a silicon substrate. In a single-step DRIE process (Deep Reactive Ion Etching) a network of microchannels with High Aspect Ratio (HAR) up to 10, can be ...
Marta Kluba   +4 more
doaj   +1 more source

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