SOLAR CELL AND METHOD FOR PREPARING THE SAME
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United States of America Patent
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Nov 20, 2014
app pub date -
Dec 4, 2012
filing date -
Dec 9, 2011
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Abstract
The present invention relates to a solar cell and a method for preparing the same. The solar cell of the present invention comprises a first conductive type substrate; a second conductive type emitter layer which is located on the substrate and has a first opening; an anti-reflective film which is located on the emitter layer and has a second opening communicating with the first opening; a first electrode which fills the first opening and comprises phosphorus and nickel silicide; a second electrode which is formed on the first electrode, fills the second opening and comprises phosphorus and nickel; a front side electrode which is formed on the second electrode; and a back side electrode which is located on the rear side of the substrate.
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