Synergistic effect of p-type and n-type dopants in semiconductors for efficient electrocatalytic water splitting

Author:

Kutlusoy Tugce1,Divanis Spyridon1ORCID,Pittkowski Rebecca12ORCID,Marina Riccardo3,Frandsen Adrian M.1ORCID,Minhova-Macounova Katerina2ORCID,Nebel Roman2,Zhao Dongni4,Mertens Stijn F. L.4,Hoster Harry45ORCID,Krtil Petr2ORCID,Rossmeisl Jan1ORCID

Affiliation:

1. Center of High Entropy Alloy Catalysis, Department of Chemistry, University of Copenhagen, Universitetsparken 5, København Ø, 2100, Copenhagen, Denmark

2. J. Heyrovsky Institute of Physical Chemistry, Academy of Sciences of the Czech Republic, Dolejskova 3, Prague 18223, Czech Republic

3. New Application Research, Research and Development Division, Industrie De Nora S.p.A., 20134 Milan, Italy

4. Department of Chemistry, Energy Lancaster and Materials Science Institute, Lancaster University, Lancaster LA1 4YB, UK

5. Fakultät für Ingenieurwissenschaften, Lehrstuhl Energietechnik, Universität Duisburg-Essen, Lotharstra. 1, 47048 Duisburg, Germany

Abstract

Co-substituting a stable material, e.g. TiO2, with both n- and p-type dopants, allows tuning its reactivity to activate the material for oxygen evolution. This opens up a new design avenue for acid water electrolysis electrocatalysts.

Funder

Faraday Institution

Publisher

Royal Society of Chemistry (RSC)

Subject

General Chemistry

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