Patent Number: 8,876,963

Title: Dielectric coating for single sided back contact solar cells

Abstract: A dielectric coating material system for use in a single-sided back contact solar cell is disclosed. The material system serves to electrically isolate electrodes of opposite polarity types on the same side of a silicon-based solar cell, and includes titanium and phosphorus.

Inventors: Cruz; Ben E. (Chula Vista, CA), Graddy, Jr.; George E. (Del Mar, CA), Shaikh; Aziz S. (San Diego, CA), Salami; Jalal (San Morcos, CA)

Assignee: Heraeus Precious Metals North America Conshohocken LLC

International Classification: H01L 31/0224 (20060101); H01L 31/0216 (20140101)

Expiration Date: 2019-11-04 0:00:00