1. Department of Materials Science and Engineering, National Taiwan University of Science and Technology, 43, Keelung Road, Section 4, Taipei 10607, Taiwan
2. Graduate Institute of Electro-Optical Engineering and Department of Electronic and Computer Engineering, National Taiwan University of Science and Technology, 43, Keelung Road, Section 4, Taipei 10607, Taiwan
3. Taiwan Building Technology Center, National Taiwan University of Science and Technology, Taipei 10607, Taiwan