1. Institute of Physics, Academia Sinica, Taipei 11529, Taiwan, ROC
2. Department of Chemistry, National Taiwan University, Taipei 10617, Taiwan, ROC
3. Taiwan International Graduate Program (TIGP), Academia Sinica, Taipei 11529, Taiwan, ROC
4. Indian Institute of Technology, Roorkee 247667, Uttarakhand, India
5. Research Center for Applied Sciences, Academia Sinica, Taipei 11529, Taiwan, ROC