1. Department of Physics, Adam Mickiewicz University, ul. Umultowska 85, 61-614 Poznań, Poland
2. School of Biochemistry, Medical Sciences Building, University of Bristol, University Walk, Bristol, BS8 1TD, United Kingdom
3. CEA Saclay, IBITECS, Laboratoire de Photocatalyse et Biohydrogène, 91191 Gif-sur-Yvette, France
4. CNRS, URA2096, 91191 Gif-sur-Yvette, France