1. Department of Materials Science School of Engineering The University of Shiga Prefecture 2500 Hassaka-cho Hikone, Shiga 522-8533 Japan
2. Department of Physical Chemistry University of Málaga Andalucia-Tech Campus de Teatinos s/n 29071 Málaga Spain
3. Department of Materials Engineering Science and Research Center for Solar Energy Chemistry (RCSEC) Graduate School of Engineering Science, and Center for Quantum Information and Quantum Biology (QIQB) Osaka University Toyonaka, Osaka 560-8531 Japan
4. Department of Chemistry Graduate School of Engineering Science Osaka University Toyonaka, Osaka 560-8531 Japan
5. Departmento de Química Inorgánica Universidad de Valencia 46100 Burjasot Valencia) Spain
6. Dipartimento di Chimica “Giacomo Ciamician” and INSTM, Università di Bologna Via F. Selmi, 2 40126 Bologna Italy