Inorganic passivation and doping control in colloidal quantum dot photovoltaics

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

doi:10.1364/PV.2012.PT4C.5

Renewable Energy and the Environment Optics and Photonics Congress
OSA Technical Digest (online) (Optica Publishing Group, 2012),
paper PT4C.5
•https://doi.org/10.1364/PV.2012.PT4C.5

Inorganic passivation and doping control in colloidal quantum dot photovoltaics

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

Optical Nanostructures and Advanced Materials for Photovoltaics 2012

Eindhoven Netherlands
11–14 November 2012
ISBN: 978-1-55752-952-7

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Microtechnology & Material Properties I (PT4C)

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S. Hoogland, A. Ip, S. Thon, O. Voznyy, J. Tang, H. Liu, D. Zhitomirsky, R. Debnath, L. Levina, L. R. Rollny, A. Fischer, K. W. Kemp, I. J. Kramer, Z. Ning, A. J. Labelle, K. W. Chou, A. Amassian, and E. H. Sargent, "Inorganic passivation and doping control in colloidal quantum dot photovoltaics," in Renewable Energy and the Environment Optics and Photonics Congress, OSA Technical Digest (online) (Optica Publishing Group, 2012), paper PT4C.5.

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Abstract

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.

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