1. Department
of Chemistry, Center for Nanotechnology at CYCU, Chung-Yuan Christian University, Chung Li 32023, Taiwan, R. O. C.
2. Institute
of Chemistry, Academia Sinica, 128, Section 2, Academia Road, Taipei 115, Taiwan 11529, R. O. C.
3. Department
of Chemistry, Tsinghua University, Beijing 100084, China
4. Department
of Polymer Science and Engineering, College of Chemistry and Molecular
Engineering, Peking University, Beijing 100871, China
5. Institute of Biomedical Technology of Chung-Yuan Christian University