Patent · US Expired

Deuterium incorporated nitride

US6943126B1 · kind B1 · utility

17Cited by
10References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 6, 2002
Grant dateSep 13, 2005
Priority date
Expiry dateMar 26, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10D64/693
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A method of forming a semiconductor structure comprises forming an etch-stop layer comprising nitride, on a stack. The stack is on a semiconductor substrate, and the stack comprises (i) a gate layer. The forming is by CVD with a gas comprising a first compound which is SixL2x, and a second compound comprising nitrogen and deuterium, L is an amino group, and X is 1 or 2.

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