1. School of Materials Science and Engineering (SMSE), Heeger Center for Advanced Materials (HCAM), Research Institute for Solar and Sustainable Energies (RISE), Gwangju Institute of Science and Technology (GIST), Gwangju 61005, Korea
2. Advanced Photonics Research Institute (APRI), Gwangju Institute of Science and Technology (GIST), Gwangju 61005, Korea
3. New Materials Business Division, GM Center Advanced Development Team, MSWAY Company, Ltd., Gwangju 61005, Korea
4. Graduate School of Energy Convergence, Institute of Integrated Technology, Gwangju Institute of Science and Technology (GIST), Gwangju 61005, Korea