1. Center for International Joint Research of Electronic Materials and Systems, Henan Key Laboratory of Laser and Opto-electric Information Technology, School of Electrical and Information Engineering, Zhengzhou University, Zhengzhou, Henan 450052, People’s Republic of China
2. Institute of Photonics and Optoelectronics, and Department of Electrical Engineering, National Taiwan University, No. 1, Section 4, Roosevelt Road, Taipei 10617, Taiwan
3. Institute of Materials and Systems for Sustainability, Nagoya University, Nagoya 464-8601, Japan