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Solar cells incorporating light harvesting arrays

United States Patent

June 18, 2002
View the Complete Patent at the US Patent & Trademark Office
A solar cell incorporates a light harvesting array that comprises: (a) a first substrate comprising a first electrode; and (b) a layer of light harvesting rods electrically coupled to the first electrode, each of the light harvesting rods comprising a polymer of Formula I: wherein m is at least 1, and may be from two, three or four to 20 or more; X.sup.1 is a charge separation group (and preferably a porphyrinic macrocycle, which may be one ligand of a double-decker sandwich compound) having an excited-state of energy equal to or lower than that of X.sup.2 ; and X.sup.2 through X.sup.m+1 are chromophores (and again are preferably porphyrinic macrocycles).
Lindsey; Jonathan S. (Raleigh, NC), Meyer; Gerald J. (Baltimore, MD)
North Carolina State University (Raleigh, NC), Johns Hopkins University (Baltimore, MD)
09/ 621,091
July 21, 2000
This invention was made with Government support under Grant No. DE-FG02-96ER14632 from the Department of Energy and Grant No. GM36238 from the National Institutes of Health. The Government has certain rights to this invention.