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Spin-polarized light-emitting diodes based on organic bipolar spin valves

United States Patent

9,799,842
October 24, 2017
View the Complete Patent at the US Patent & Trademark Office
Spin-polarized organic light-emitting diodes are provided. Such spin-polarized organic light-emitting diodes incorporate ferromagnetic electrodes and show considerable spin-valve magneto-electroluminescence and magneto-conductivity responses, with voltage and temperature dependencies that originate from the bipolar spin-polarized space charge limited current.
Vardeny; Zeev Valentine (Salt Lake City, UT), Nguyen; Tho Duc (Salt Lake City, UT), Ehrenfreund; Eitan Avraham (Haifa, IL)
University of Utah Research Foundation (Salt Lake City, UT)
14/ 412,932
July 3, 2013
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH OR DEVELOPMENT This invention was made with government support under NSF/MRSEC; DMR-1104495 awarded by The National Science Foundation; and under FG02-04ER46109 awarded by The Department of Energy. The government has certain rights in the invention.