Solar Power World

23% Crystalline Silicon Solar Cell Efficiency

Once again the record for the world’s highest energy conversion efficiency has been broken for crystalline silicon-type solar cells. SANYO Electric Co., Ltd. has achieved an efficiency of 23.0%, breaking their previous record of 22.3%, at a research level for its proprietary HIT solar photovoltaic cells. The full details can be downloaded here, but the following is an overview.1. Improving the quality of heterojunction of HIT solar cell The structure of the HIT solar... Read More