Gallery: bSolar’s Double-Sided Photovoltaic Cells Produce Up to 50% Mor...


Standard photovoltaic cells only harvest energy from a single surface – the side facing the sun. Israeli startup bSolar has found a way to improve upon this unidirectional design with a double-sided solar cell that is able to produce up to 50% more energy. The trick to bSolar’s bifacial design lies in the cells’ boron “back surface field”, which is used instead of opaque aluminum backing – this enables the potent monocrystalline silicon photovoltaic cells to capture light reflected by rooftops, clouds, the earth, and the atmosphere.

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