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BROADBAND SUB-WAVELENGTH DIFFRACTIVE OPTICS FOR SOLAR CELLS AND METHODS OF MAKING AND USING THE SAME

United States Patent Application

20140202519
A1
View the Complete Application at the US Patent & Trademark Office
Provided are solar cell assemblies for harvesting solar radiation having a diffractive optic, a reflective surface that directs solar radiation to the diffractive optic, and a plurality of solar converters including a first converter having a first energy conversion efficiency, wherein the diffractive optic directs a first portion of the solar radiation to the first converter and a second portion of the solar radiation to the second converter.
Wu, Wei (Los Angeles, CA), Yao, Yuhan (Los Angeles, CA), Liu, He (Los Angeles, CA)
UNIVERSITY OF SOUTHERN CALIFORNIA (Los Angeles CA)
13/ 748,050
January 23, 2013
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH OR DEVELOPMENT [0001] This invention was made with United States Government support under federal Grant No. DE-SC0001013 as a seedling project at the Center for Energy Science established as an Energy Frontier Research Center by the Department of Energy. The United States Government has certain rights in this invention.