HIGH RATE MAGNETRON ION ETCHING FOR SILICON DEVICES.

I. Lin, D. C. Hinson, W. H. Class, R. Stander, Michael Hill, W. Vanden Bossche

Research output: Contribution to conferencePaperpeer-review

Abstract

Magnetron plasma etchers with axial magnetic fields and hexagonal and oval cross sections were constructed. Electron magnetic confinement sustains stable low pressure collisionless plasmas and generates high flux, low energy (50 - 300 eV) ion bombardment for high rate (approximately 0. 5 mu /min for SiO2) and low radiation damage etching. Etch uniformity and normal ion bombardment can be easily controlled by plasma optics. The magnetic field adds another degree of freedom for controlling plasma parameters and in turn the etching process. The basic principle of the magnetron etching is introduced.

Original languageEnglish
StatePublished - Aug 1983
EventSecondes Journ d'Etud sur la Gravure Seche en Microelectron - Grenoble, Fr
Duration: 22 Nov 198324 Nov 1983

Conference

ConferenceSecondes Journ d'Etud sur la Gravure Seche en Microelectron
CityGrenoble, Fr
Period22/11/8324/11/83

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