Preparation of TiO2 Nanoparticles by Hydrothermal Method and its Application for Photoelectrochemical Cell

En Qin Gao, Li Zhang, Mai Zhi Yang, Sheng Min Cai

Research output: Contribution to journalArticlepeer-review

6 Scopus citations

Abstract

By varying the hydrolysis and hydrothermal processing parameters in preparing TiO2 nanoparticles different sizes of TiO2 nanoparticles are obtained. (1) At higher autoclaving temperature, lower pH and longer autoclaving period, larger sizes of TiO2 nanoparticles are prepared. (2) The nanoporous electrodes made from sintering smaller TiO2 nanoparticles show relatively poor IPCE and low absorption in UV-Vis spectrum, (3) Higher IPCE can be achieved with TiO2 nanoporous electrodes made from sintering larger TiO2 nanoparticles. These electrodes are suitable for studying behavior of the photoelectrochemistry of dye sensitized nanoporous electrodes.

Original languageEnglish
Pages (from-to)179-180
Number of pages2
JournalWuli Huaxue Xuebao/ Acta Physico - Chimica Sinica
Volume17
Issue number2
StatePublished - 2001
Externally publishedYes

Keywords

  • Dye sensitization
  • Hydrothermal method
  • Photoelectrochemistry
  • TiO nanoparticle

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