Fast Electron Trapping in Anodized TiO2 Nanotubes
Fast Electron Trapping in Anodized TiO2 Nanotubes
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Date
2013
Authors
Wehrenfennig, Christian
Palumbiny, Claudia M.
Johnston, Michael B.
Snaith, Henry J.
Herz, Laura M.
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2013 38th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz). - Piscataway, NJ : IEEE, 2013. - ISSN 2162-2027. - eISSN 2162-2035. - ISBN 978-1-4673-4717-4
Abstract
We studied charge transport in anodized TiO2 nanotubes in the context of their application in dye-sensitized solar cells. Optical-pump-THz-probe spectroscopy revealed short free carrier lifetimes of about 15-30 ps, which we attribute to shallow trapping.
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530 Physics
Keywords
Nanotubes, Photovoltaic cells, Nanoparticles, Transient analysis, Electron traps, Physics
Conference
2013 38th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), Sep 1, 2013 - Sep 6, 2013, Mainz, Germany
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WEHRENFENNIG, Christian, Claudia M. PALUMBINY, Lukas SCHMIDT-MENDE, Michael B. JOHNSTON, Henry J. SNAITH, Laura M. HERZ, 2013. Fast Electron Trapping in Anodized TiO2 Nanotubes. 2013 38th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz). Mainz, Germany, Sep 1, 2013 - Sep 6, 2013. In: 2013 38th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz). Piscataway, NJ:IEEE. ISSN 2162-2027. eISSN 2162-2035. ISBN 978-1-4673-4717-4. Available under: doi: 10.1109/IRMMW-THz.2013.6665468BibTex
@inproceedings{Wehrenfennig2013Elect-42927, year={2013}, doi={10.1109/IRMMW-THz.2013.6665468}, title={Fast Electron Trapping in Anodized TiO2 Nanotubes}, isbn={978-1-4673-4717-4}, issn={2162-2027}, publisher={IEEE}, address={Piscataway, NJ}, booktitle={2013 38th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz)}, author={Wehrenfennig, Christian and Palumbiny, Claudia M. and Schmidt-Mende, Lukas and Johnston, Michael B. and Snaith, Henry J. and Herz, Laura M.} }
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