| Affiliation: | 1. Department of Chemistry, National Taiwan University, Taipei, Taiwan 106;2. Department of Physics, National Taiwan University, Taipei, Taiwan 106;3. Graduate Institute of Applied Physics, National Taiwan University, Taipei, Taiwan 106;4. Graduate Institute of Photonics and Optoelectronics, National Taiwan University, Taipei, Taiwan 106;5. National Synchrotron Radiation Research Center, Hsinchu 300, Taiwan;6. Department of Physics & Graduate Institute of Applied Physics, National Taiwan University, Taipei, Taiwan 106;7. Research Center for Applied Sciences, Academia Sinica, Taipei, Taiwan115 |
