a
Research Center for Applied Sciences, Academia Sinica, 128 Sec. 2, Academia Rd. Nankang, Taipei, Taiwan
b
Department of Mechanical Engineering, University of Michigan, USA
E-mail: katsuo@umich.edu
c
Institute of Biophotonics, National Yang-Ming University, Taipei
d
Department of Physics, Southeast University, Nanjin, China
e
Department of Physics and Materials Science, City University of Hong Kong, Tat Chee Ave. Kowloon, Hong Kong
g
Engineering Research Center for Wireless Integrated Microsensing and Systems (WIMS2), University of Michigan, Ann Arbor, USA