1. Molecular Science and Technology program, Taiwan International Graduate Program, Academia Sinica, Taipei City 106923, Taiwan
2. Department of Physics, National Central University, Taoyuan City 320317, Taiwan
3. Institute of Atomic and Molecular Sciences, Academia Sinica, Taipei City 106923, Taiwan
4. Institute of Materials Science and Engineering, National Central University, Taoyuan City 320317, Taiwan
5. Department of Mechanical Engineering, National Central University, Taoyuan City, 320317, Taiwan
6. Department of Chemical and Materials Engineering, National Central University, Taoyuan City 320317, Taiwan