Electrolytic etch for eliminating shorts and shunts in large are

Chemistry: electrical and wave energy – Processes and products – Electrostatic field or electrical discharge

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Details

136258, 136290, 2041293, H01L 3118, C25F 312

Patent

active

043859712

ABSTRACT:
The present invention relates to a method for removing electrical shorts and shunts from solar cells, such as amorphous silicon solar cells. The method involves back-biasing the solar cells while they are in an electrolytic solution. It has been found that the process results in the removal of the shorts and shunts present in the cell.

REFERENCES:
patent: 4166918 (1979-09-01), Nostrand et al.
patent: 4180439 (1979-12-01), Deines et al.
patent: 4197141 (1980-04-01), Bozler et al.

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