1. Department of Materials Science and Engineering; National Taiwan University of Science and Technology; 43, Keelung Road, Section 4 Taipei 106 Taiwan
2. NanoElectrochemistry Laboratory, Department of Chemical Engineering; National Taiwan University of Science and Technology; 43, Keelung Road, Section 4 Taipei 106 Taiwan
3. NanoElectrochemistry Laboratory, Graduate Institute of Applied Science and Technology; National Taiwan University of Science and Technology; Taipei 106 Taiwan
4. National Synchrotron Radiation Research Center; Hsin-Chu 30076 Taiwan