SEMICONDUCTOR MATERIAL SURFACE TREATMENT WITH LASER
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United States of America Patent
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Issued Date -
Aug 7, 2014
app pub date -
Feb 6, 2014
filing date -
Feb 7, 2013
priority date (Note) -
Abandoned
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Abstract
A photovoltaic device and its method of manufacture are disclosed. The device is formed by forming a window layer over a substrate, forming an absorber layer over the window layer, and annealing the absorber layer using a laser beam to remove contaminants from the surface of the absorber layer and/or to reduce the thickness of the absorber layer.
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