In situ investigation of dye adsorption on TiO2 films using a quartz crystal microbalance with a dissipation technique

Hauke A. Harms, Nicolas Tétreault, Viktoria Gusak, Bengt Kasemo, Michael Grätzel

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38 Scopus citations

Abstract

Dye adsorption plays a crucial role in dye-sensitized solar cells. Herein, we demonstrate an in situ liquid-phase analytical technique to quantify in real time adsorption of dye and coadsorbates on flat and mesoporous TiO 2 films. For the first time, a molar ratio of co-adsorbed Y123 and chenodeoxycholic acid has been measured. © 2012 the Owner Societies.
Original languageEnglish (US)
Pages (from-to)9037
JournalPhysical Chemistry Chemical Physics
Volume14
Issue number25
DOIs
StatePublished - 2012
Externally publishedYes

Bibliographical note

KAUST Repository Item: Exported on 2020-10-01
Acknowledged KAUST grant number(s): KUS-C1-015-21
Acknowledgements: We thank Dr C. Yi for synthesizing the Y123 sensitizer, Dr S. M. Zakeeruddin for the Z907 solution, Dr K. Voitchovsky for AFM measurements and Dr F. Andersson at Q-sense for assistance during the initial measurements. This work was supported by the Swiss National Science Foundation (Grant No. 200020-134856/1) and partially based on work supported by the Center for Advanced Molecular Photovoltaics (Award No KUS-C1-015-21), made by King Abdullah University of Science and Technology (KAUST). The work at Chalmers (VG and BK) was supported by the Swedish Energy Agency project Nano-See, # 0189-1. MG thanks the European Science Foundation for research support under the Mesolight Advanced Research Grant (Mesolight).
This publication acknowledges KAUST support, but has no KAUST affiliated authors.

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