1. School of Chemistry and Chemical Engineering Collaborative Innovation Center of Sustainable Energy Materials School of Physical Science and Technology Guangxi Key Laboratory of Electrochemical Energy Materials Key Laboratory of New Processing Technology for Non‐ferrous Metal and Materials Ministry of Education Guangxi University Nanning 530004 P. R. China
2. Laboratory of Alternative Energy Conversion Systems Department of Mechanical Engineering University of Thessaly 1 Sekeri Str., Pedion Areos Volos 38334 Greece