1. State Key Laboratory Base for Eco-Chemical Engineering, College of Chemical Engineering Qingdao University of Science and Technology Qingdao 266042 P. R. China
2. College of Biological, Chemical Science and Chemical Engineering Jiaxing University Jiaxing 314001 P. R. China
3. Electrochemical Innovation Lab, Department of Chemical Engineering University College London London WC1E 7JE UK
4. Hydrogen Energy and Sonochemistry Research Group, Department of Energy and Process Engineering Norwegian University of Science and Technology (NTNU) Gløshaugen Kolbjørn Hejes v1B 7491 Trondheim Norway