1. College of Mechanical and Electrical Engineering, National Taipei University of Technology, 1, Sec. 3, Zhongxiao E. Rd., Taipei 10608, Taiwan
2. Department of Medical Research, Hualien Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation, No. 707, Sec. 3, Chung-Yang Rd., Hualien City 970, Taiwan
3. Department of Chemistry, Fu Jen Catholic University, 510 Zhongzheng Rd., Xinzhuang, New Taipei City 242062, Taiwan
4. Tzu-Chi University of Science and Technology, No. 880, Sec. 2, Chien-kuo Rd., Hualien City 970, Taiwan