Thin crystalline macroporous silicon solar cells with ion implanted emitter
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Ernst, Marco
Schulte-Huxel, Henning
Niepelt, Raphael
Kajari-Schroder, Sarah
Brendel, Rolf
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Elsevier
Abstract
We separate a (34 ± 2) μm-thick macroporous Si layer from an n-type Si wafer by means of electrochemical etching. The porosity is p = (26.2 ± 2.4)%. We use ion implantation to selectively dope the outer surfaces of the macroporous Si layer. No masking
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Energy Procedia