Effect of organic passivation on photoinduced electron transfer across the quantum dot/TiO2 interface

Paul Szymanski; Nobuhiro Fuke; Alexey Y. Koposov; Virginia W. Manner; Laura B. Hoch; Milan Sykora

doi:10.1039/C1CC00025J

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Effect of organic passivation on photoinduced electron transfer across the quantum dot/TiO₂ interface†

Paul Szymanski,‡^a Nobuhiro Fuke,*^b Alexey Y. Koposov,^a Virginia W. Manner,§^a Laura B. Hoch ¶^a and Milan Sykora*^a

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* Corresponding authors

^a Physical Chemistry & Applied Spectroscopy, Los Alamos National Laboratory, MS J567, Los Alamos, U.S.A
E-mail: sykoram@lanl.gov
Fax: +1 (505)667-0440
Tel: +1 (505)665-9379

^b New Technology Development Center, Solar Systems Development Group, Sharp Corporation, 282-1 Hajikami, Katsuragi, Nara 639-2198, Japan
E-mail: fuke.nobuhiro@sharp.co.jp
Fax: +81 (745)63-3306
Tel: +81 (745)63-3539

Abstract

We report a study of the internal quantum efficiency (IQE) of CdSe quantum-dot (QD)-sensitized solar cells prepared by direct adsorption of pre-synthesized QDs, passivated with either tri-n-octylphosphine oxide (TOPO) or n-butylamine (BA), onto a nanocrystalline TiO₂ film.

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Article information

DOI: https://doi.org/10.1039/C1CC00025J
Article type: Communication
Submitted: 03 Jan 2011
Accepted: 28 Mar 2011
First published: 21 Apr 2011

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Chem. Commun., 2011,47, 6437-6439

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Effect of organic passivation on photoinduced electron transfer across the quantum dot/TiO₂ interface

P. Szymanski, N. Fuke, A. Y. Koposov, V. W. Manner, L. B. Hoch and M. Sykora, Chem. Commun., 2011, 47, 6437 DOI: 10.1039/C1CC00025J

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