Epir Technologies Reports Advance in Thin-Film Solar Cells
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Epir Technologies Inc., a U.S. developer of photovoltaic materials, said it produced solar cells on commercial glass from polycrystalline cadmium telluride, turning light into power with higher efficiency.
Tests demonstrated a maximum efficiency rate of 15.2 percent, the Bolingbrook, Illinois-based company said in a statement. The U.S. Energy Department’s National Renewable Energy Laboratory supervised the experimental test results.