Photo-electrochemical properties of the TiO2-Pt system in aqueous solutions

  • T. Bak
  • , J. Nowotny
  • , M. Rekas
  • , C. C. Sorrell

Research output: Contribution to journalArticlepeer-review

105 Citations (Scopus)

Abstract

Electrochemical characteristics of photo-electrochemical cell (involving photo-anode made of TiO2 and Pt as cathode) were investigated during the light-on and the light-off regimes using the sunlight. Maximum photo-voltage of the open cell involving undoped TiO2 as photo-anode is 0.7 and 1.6 V without and with chemical bias (Δ pH=14.6), respectively. Application of ceramic Cr-doped TiO2 (involving 1 wt% of Cr2O3) as photo-anode results in a substantial decrease of the cell voltage (to 0.8 V) despite the application of chemical bias.

Original languageEnglish
Pages (from-to)19-26
Number of pages8
JournalInternational Journal of Hydrogen Energy
Volume27
Issue number1
DOIs
Publication statusPublished - Jan 2002
Externally publishedYes

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

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