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Silfab Spa and ISC Konstanz debut Zebra, a back-contact solar cell

July 5, 2011 | By Alyssa Dalton

July 5, 2011 ‐ Silfab Spa (Italy) and the International Solar Energy Research ‐ ISC Konstanz (Germany) have joined together to develop the Zebra–a back‐contact solar cell with an “actual” 19+% energy conversion efficiency and a potential exceeding 22%, that uses a low‐cost industrial process, they say. The Zebra cell concept is based on large area (156 mm x 156 mm) n‐type monocrystalline (Cz) silicon wafers and is a back‐contact, back‐junction cell, without any metallization on the sunny side, they claim.



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