Patent · US Active

Method of plasma vapour deposition

US8337675B2 · kind B2 · utility

0Cited by
3References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 26, 2010
Grant dateDec 25, 2012
Priority date
Expiry dateNov 23, 2030

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L21/76877
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A method induces plasma vapor deposition of metal into a recess in a workpiece. The method achieves re-sputtering of the metal at the base of the recess with a sputter gas by utilizing a mixture of Ar and He and/or Ne as the sputter gas with a ratio of He and/or Ne:Ar of at least about 10:1.

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