Results 21 to 30 of about 190,952 (277)

Formation of Functional Silicon Nitride Layers by Selective Plasmochemical Etching

open access: yesДоклады Белорусского государственного университета информатики и радиоэлектроники, 2022
At present, with the development of nanotechnology, plasma-chemical etching remains practically the only tool for transferring an integrated circuit pattern in a masking layer to a substrate material due to the fact that the pattern transfer accuracy is ...
V. V. Emelyanov
doaj   +1 more source

Recrystallized parylene as a mask for silicon chemical etching [PDF]

open access: yes, 2008
This paper presents the first use of recrystallized parylene as masking material for silicon chemical etch. Recrystallized parylene was obtained by melting parylene C at 350°C for 2 hours.
Kuo, Wen-Cheng   +3 more
core   +2 more sources

Preparation of Nickel Nanoparticles Using Nickel Raffinate Separated by Solvent Extraction from The Spent FECL3 Etching Solution [PDF]

open access: yesArchives of Metallurgy and Materials, 2019
FeCl3 bearing etching solution is mainly used for etching of metals used in shadow masks, PCBs and so on. Due course of Invar alloy etching process the FeCl3 bearing etching solution get contaminated with Ni2+ which affect adversely the etching ...
Il-Jeong Park   +5 more
doaj   +1 more source

An Analysis and Research on the Transmission Ratio of Dye Sensitized Solar Cell Photoelectrodes by Using Different Etching Process

open access: yesInternational Journal of Photoenergy, 2013
Classical photoelectrodes for Dye Sensitized Solar Cells (DSSCs) were fabricated by using the electrochemical method on the titanium (Ti) template, for that the fabrication process would influence the characteristics of the DSSCs. In this study, at first
Chin-Guo Kuo   +6 more
doaj   +1 more source

Influence of the C4H6O6 Concentration in the (NH4)2Cr2O7-HBr-C4H6O6 Composition on the Chemical-Dynamic Polishing of the III-V Semiconductors

open access: yesФізика і хімія твердого тіла, 2017
The paper presents the results of experimental determination of the influence of the initial concentration of tartaric acid on the features of the chemical interaction of InAs, InSb, GaAs and GaSb with (NH4)2Cr2O7-HBr-C4H6O6 etching solutions.
I. V. Levchenko   +3 more
doaj   +1 more source

Formation of distinctive structures of GaN by inductively-coupled-plasma and reactive ion etching under optimized chemical etching conditions

open access: yesAIP Advances, 2017
We focused on inductively coupled plasma and reactive ion etching (ICP–RIE) for etching GaN and tried to fabricate distinctive GaN structures under optimized chemical etching conditions.
N. Okada   +8 more
doaj   +1 more source

Preparation of atomically clean and flat Si(100) surfaces by low-energy ion sputtering and low-temperature annealing

open access: yes, 2003
Si(100) surfaces were prepared by wet-chemical etching followed by 0.3-1.5keV Ar ion sputtering, either at elevated or room temperature. After a brief anneal under ultrahigh vacuum conditions, the resulting surfaces were examined by scanning tunneling ...
Al-Bayati   +25 more
core   +1 more source

Ultrasonic metal etching for metallographic analysis [PDF]

open access: yes, 1971
Ultrasonic etching delineates microstructural features not discernible in specimens prepared for metallographic analysis by standard chemical etching procedures.
Young, S. G.
core   +1 more source

Development and characterization of repeating macro and micro geometric surface features on plain carbon steel using chemical etching

open access: yesNUST Journal of Engineering Sciences, 2019
PDF This paper investigates the use of chemical etching to develop repeating macro and micro geometric surface features on plain carbon steel. Important properties can be imparted in a material by the use of these surface features or textures leading ...
Isra Tariq, Fatima Maryum, Maheen Fazal, Hamza Shams, Muhammad Nauman Qureshi
doaj   +1 more source

Field theory of self-organized fractal etching

open access: yes, 2001
We propose a phenomenological field theoretical approach to the chemical etching of a disordered-solid. The theory is based on a recently proposed dynamical etching model.
Gabrielli, Andrea   +2 more
core   +1 more source

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