Stable Metal Contact for Semiconductors Operated in Air
Original Publication Date: 1980-Jul-01
Included in the Prior Art Database: 2005-Feb-13
Pt-Cr provides a metal contact for semiconductors, such as Si and GaAs, that is stable in air or 0(2). The Cr has been found not to outdiffuse through the Pt, and the Pt diffusion into the Cr is negligible. The Pt-Cr contact may be used as is or combined with Au to form an Au/Pt/Cr contact.