1. Department
of Chemistry, National Taiwan University, Taipei 106, Taiwan
2. Institute
of Experimental Physics, Faculty of Mathematics, Physics and Informatics, University of Gdańsk, 80-308 Gdańsk, Poland
3. National Synchrotron Radiation Research Center, Hsinchu 300, Taiwan
4. Department
of Mechanical Engineering and Graduate Institute of Manufacturing
Technology, National Taipei University of Technology, Taipei 106, Taiwan