1. Department of Engineering Science
2. The University of Electro-Communications
3. Tokyo 182-8585
4. Japan
5. AIST-Kyoto University
6. Chemical Energy Materials Open Innovation Laboratory (ChEMOIL)
7. Kyoto 606-8501
8. Research Institute of Electrochemical Energy
9. Department of Applied Physics
10. Sustainable Materials Research & Technologies (SMaRT)
11. KTH Royal Institute of Technology
12. SE-10691 Stockholm
13. Sweden
14. Department of Physics
15. Chalmers University of Technology
16. SE-412 96 Göteborg
17. Key Laboratory for Organic Electronics and Information Displays and Institute of Advanced Materials (IAM)
18. Nanjing University of Posts and Telecommunications (NUPT)
19. Nanjing
20. China
21. National Institute of Advanced Industrial Science and Technology (AIST)
22. Osaka 563-8577