1. Department of Materials Science and Engineering National Taiwan University Taipei 10617 Taiwan
2. Department of Chemical and Materials Engineering National Central University Taoyuan 32001 Taiwan
3. National Synchrotron Radiation Research Center Hsinchu 30076 Taiwan
4. Department of Chemical Engineering National Tsing Hua University Hsinchu 30013 Taiwan
5. Department of Chemical Engineering National Taiwan University Taipei 10617 Taiwan
6. Advanced Research Center for Green Materials Science and Technology National Taiwan University Taipei 10617 Taiwan