The recent announcement by Trina Solar that it had reached a new solar conversion efficiency record of 24.13 percent in a Changzhou, China laboratory for an interdigitated back contact (IBC) mono-crystalline silicon cell, is a “significant achievement,” according to a U.S. laboratory analyst.

“The efficiency is significant given the size of the cell at six inches,” says Abasifreke Ebong, a professor in the Department of Electrical & Computer Engineering at the University of North Carolina at Charlotte.

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