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Solar cells and methods of fabrication thereof

United States Patent

May 1, 2018
View the Complete Patent at the US Patent & Trademark Office
A passivation layer is deposited on a first portion of a region of the solar cell. A grid line is deposited on a second portion of the region. The passivation layer is annealed to drive chemical species from the passivation layer to deactivate an electrical activity of a dopant in the first portion of the region of the solar cell.
Shumate; Seth Daniel (Fayetteville, AR), Hutchings; Douglas Arthur (Elkins, AR), Mohammed; Hafeezuddin (Fayetteville, AR), Young; Matthew (Fayetteville, AR), Little; Scott (Fayetteville, AR)
PICASOLAR, INC. (Fayettevile, VA)
14/ 178,216
February 11, 2014
GOVERNMENT LICENSE RIGHTS This invention was made with government support under Small Business Innovation Research Grant Award No. IIP-1047296 awarded by National Science Foundation and SunShot Incubator Award No. EE0006461 awarded by Department of Energy. The government has certain rights in the invention.