1. College of Materials Science and Engineering Shenzhen University Shenzhen P. R. China
2. School of Materials Science and Hydrogen Energy Foshan University Foshan P. R. China
3. School of Materials Science and Technology China University of Geosciences Beijing P. R. China
4. Institute of High Temperature Electrochemistry Yekaterinburg Russia
5. Institute of Chemical Engineering Ural Federal University Yekaterinburg Russia