Patent · US Expired

Thin hafnium oxide film and method for depositing same

US7037595B1 · kind B1 · utility

4Cited by
8References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 15, 1999
Grant dateMay 2, 2006
Priority date
Expiry dateNov 15, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31678
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A thin layer of hafnium oxide or stacking of thin layers comprising hafnium oxide layers for producing surface treatments of optical components, or optical components, in which at least one layer of hafnium oxide is in amorphous form and has a density less than 8 gm/cm3. The layer is formed by depositing on a substrate without energy input to the substrate.

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