Skip to Content
Find More Like This
Return to Search

Method of forming contacts for a back-contact solar cell

United States Patent

October 20, 2015
View the Complete Patent at the US Patent & Trademark Office
Methods of forming contacts for solar cells are described. In one embodiment, a method includes forming a silicon layer above a substrate, forming and patterning a solid-state p-type dopant source on the silicon layer, forming an n-type dopant source layer over exposed regions of the silicon layer and over a plurality of regions of the solid-state p-type dopant source, and heating the substrate to provide a plurality of n-type doped silicon regions among a plurality of p-type doped silicon regions.
Manning; Jane (Woodside, CA)
SunPower Corporation (San Jose, CA)
14/ 302,254
June 11, 2014
GOVERNMENT LICENSE RIGHTS The invention described herein was made with Governmental support under contract number DE-FC36-07G017043 awarded by the United States Department of Energy. The Government may have certain rights in the invention.