Patent · US Expired

Method for forming low thermal budget sacrificial oxides

US6764967B2 · kind B2 · utility

7Cited by
5References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 5, 2002
Grant dateJul 20, 2004
Priority date
Expiry dateOct 5, 2022

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S438/906
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A method for forming a silicon dioxide layer over a silicon substrate including providing a substrate having exposed silicon portions; and, forming a silicon dioxide layer over the exposed silicon portions according to an oxide formation process including contacting the exposed silicon portions with an oxidizing solution comprising water and ozone.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.