Electron Vision Corporation

Mark Narcy

William R Livesay

Matthew F Ross

Selmer Wong

Heike Thompson

Anthony L Rubiales

Trey Marlowe

An electron beam exposure method is described which provides a means of curing spin-on-glass or spin-on-polymer dielectric material formed on a semiconductor wafer. The dielectric material insulates the conductive metal layer and planarizes the topography in the process of manufacturing multilayered integrated circuits. The method utilizes a large area, uniform electron beam exposure system in a soft vacuum environment. A wafer coated with uncured dielectric material is irradiated with electrons of sufficient energy to penetrate the entire thickness of the dielectric material and is simultaneously heated by infrared heaters. By adjusting the process conditions, such as electron beam total dose and energy, temperature of the wafer, and ambient atmosphere, the properties of the cured dielectric material can be modified.

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Escondido, CA, United States of America

Mark Narcy