Patent · US Expired

Relaxed InxGa(1-x)as buffers

US6232138A · kind A · utility

70Cited by
2References
26Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 24, 1998
Grant dateMay 15, 2001
Priority date
Expiry dateNov 24, 2018

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S977/712
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

In.sub.x Ga.sub.1-x As structures with compositionally graded buffers grown with organometallic vapor phase epitaxy (OMPVE) on GaAs substrates. A semiconductor structure and a method of processing such a structure including providing a substrate of GaAs; and epitaxially growing a relaxed graded layer of In.sub.x Ga.sub.1-x As at a temperature ranging upwards from about 600.degree. C.

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