×

Solar cell with chalcopyrite absorber layer

  • US 5,626,688 A
  • Filed: 12/01/1995
  • Issued: 05/06/1997
  • Est. Priority Date: 12/01/1994
  • Status: Expired due to Term
First Claim
Patent Images

1. A solar cell comprising a chalcopyrite absorber layer including a controlled amount of a dopant selected from alkali metals and alkali metal compounds of from about 1014 to about 1017 alkali metal atoms per square centimeter of said chalcopyrite absorber layer.

View all claims
  • 4 Assignments
Timeline View
Assignment View
    ×
    ×