Charge carrier dynamics in tantalum oxide overlayered and tantalum doped hematite photoanodes

Author:

Ruoko Tero-Petri12345ORCID,Hiltunen Arto12345ORCID,Iivonen Tomi6785ORCID,Ulkuniemi Riina910345,Lahtonen Kimmo910345ORCID,Ali-Löytty Harri910345ORCID,Mizohata Kenichiro11785ORCID,Valden Mika910345,Leskelä Markku6785,Tkachenko Nikolai V.12345ORCID

Affiliation:

1. Chemistry and Advanced Materials

2. Laboratory of Chemistry and Bioengineering

3. Tampere University of Technology

4. FI-33101 Tampere

5. Finland

6. Department of Chemistry

7. University of Helsinki

8. FI-00014 Helsinki

9. Surface Science Group

10. Laboratory of Photonics

11. Department of Physics

Abstract

The effects that Ta2O5-overlayer and Ta-doping have on the photoelectrochemical performance and surface state capacitance of hematite photoanodes.

Funder

Suomen Akatemia

Jenny ja Antti Wihurin Rahasto

Suomen Kulttuurirahasto

Finnish Centre of Excellence in Atomic Layer Deposition

Publisher

Royal Society of Chemistry (RSC)

Subject

General Materials Science,Renewable Energy, Sustainability and the Environment,General Chemistry

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