1. Joint International Research Laboratory of Information Display and Visualization, School of Electronic Science and Engineering, Southeast University, Nanjing 210096, People’s Republic of China
2. Institute of Nanoscience and Nanotechnology, University Putra Malaysia, Serdang, Selangor 43400, Malaysia
3. Department of Electrical Engineering, Faculty of Engineering, Prince of Songkla University, Hat Yai, Songkhla 90112, Thailand
4. Division of Physical Science, Faculty of Science, Prince of Songkla University, Hat Yai Campus 15 Karnjanavanich, Hat Yai, Kohong District, Songkhla 90110, Thailand