Enhancing Charge Carrier Lifetime in Metal Oxide Photoelectrodes through Mild Hydrogen Treatment

This research was supported by the PECDEMO project (cofunded by Europe's Fuel Cell and Hydrogen Joint Undertaking under Grant Agreement no. 621252) and the German Bundesministerium fur Bildung und Forschung (BMBF), project “MeOx4H2” (03SF0478A). Parts of this research were carried out at IBC at Helmholtz-Zentrum Dresden-Rossendorf e.V., a member of the Helmholtz Association. The authors thank Dr. Klaus Ellmer and Karsten Harbauer for the assistance in the electrical conductivity measurements.

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