Inorganic passivation and doping control in colloidal quantum dot photovoltaics

Sjoerd H. Hoogland, Alex Ip, Susanna Thon, Oleksandr Voznyy, Jiang Tang, Huan Liu, David Zhitomirsky, Ratan K. Debnath, Larissa Levina, Lisa R. Rollny, Armin H. Fischer, Kyle W. Kemp, Illan J. Kramer, Zhijun Ning, André J. Labelle, Kang Wei Chou, Aram Amassian, E. H. Sargent

Research output: Chapter in Book/Report/Conference proceedingConference contribution


We discuss strategies to reduce midgap trap state densities in colloidal quantum dot films and requirements to control doping type and magnitude. We demonstrate that these improvements result in colloidal quantum dot solar cells with certified 7.0% efficiency.
Original languageEnglish (US)
Title of host publicationRenewable Energy and the Environment Optics and Photonics Congress
PublisherThe Optical Society
ISBN (Print)9781557529527
StatePublished - 2012


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