| http://www.w3.org/ns/prov#value | - 20080257400HOLOGRAPHICALLY ENHANCED PHOTOVOLTAIC (HEPV) SOLAR MODULE - A holographically enhanced photovoltaic solar module comprises: a first substrate having an outer major surface and an inner major surface, substantially parallel to each other, the first substrate being optically transparent and including a transmission grating on the inner major surface of the optically transparent substrate;
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