Bergmann, Victor W.
Weber, Stefan A. L.
Javier Ramos, F.
Nazeeruddin, Mohammad Khaja
Grätzel, Michael
Li, Dan
Domanski, Anna L.
Lieberwirth, Ingo
Ahmad, Shahzada
Berger, Rüdiger
Article History
Received: 7 April 2014
Accepted: 14 August 2014
First Online: 22 September 2014
Competing interests
: F.J.R and S.A. (Abengoa Research) may have competing interests as defined by Nature Publishing Group. Abengoa is an multinational company and has significant interest in renewable energy sector. The other authors declare no competing financial interests.