Method for improved plasma nitridation of ultra thin gate...

Semiconductor device manufacturing: process – Coating of substrate containing semiconductor region or of... – By reaction with substrate

Reexamination Certificate

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C438S775000, C438S786000

Reexamination Certificate

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06893979

ABSTRACT:
A method for forming a gate dielectric for an integrated circuit device. In an exemplary embodiment of the invention, the method includes forming an initial oxynitride layer upon a substrate material, the oxynitride layer having an initial physical thickness. The initial oxynitride layer is then subjected to a plasma nitridation, the plasma nitridation resulting in final oxynitride layer having a final physical thickness.

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