1. Department of Materials Science and Engineering, Innovation and Development Center of Sustainable Agriculture, National Chung Hsing University, Taichung, 402, Taiwan
2. Department of Applied Materials and Optoelectronic Engineering, National Chi Nan University, Puli, 54561, Taiwan
3. Institute of Precision Engineering, National Chung Hsing University, Taichung, 402, Taiwan
4. Department of Electrical Engineering, Yale University, 15 Prospect St, New Haven, Connecticut 06511, United States