Patent · US Expired

Processes for preparing and controlling the fractionation of chalcogenide alloys

US4894307A · kind A · utility

3Cited by
11References
35Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 4, 1988
Grant dateJan 16, 1990
Priority date
Expiry dateNov 4, 2008

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G5/08207
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A process for the preparation of chalcogenide alloys which comprises providing a chalcogenide alloy source component, crystallizing the source component, and evaporating the source component in the presence of an organic component.

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