Quantum efficiency enhancement optimization in colloidal semiconductor quantum dot solids using nonradiative energy transfer
Conference on Lasers and Electro-Optics 2010
Optical Society of America
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We investigate quantum efficiency (QE) enhancement via recycling of trapped excitons in energy-gradient of quantum dot solids using nonradiative energy transfer. The maximum QE increase of 17% is achieved when the donor-acceptor ratio is 1:1. © 2010 Optical Society of America.