1. Herbert Gleiter Institute of Nanoscience Nanjing University of Science and Technology Nanjing 210094 P. R. China
2. Chemistry of Interfaces Luleå University of Technology S‐97187 Luleå Sweden
3. School of Chemical Biological and Materials Engineering University of Oklahoma Norman OK 73019 USA
4. State Key Laboratory of Materials‐Oriented Chemical Engineering Nanjing Tech University Nanjing 210009 P. R. China