1. Department of Physics, Faculty of Mathematics and Natural Science, Institut Teknologi Bandung, Jalan Ganesha 10, Bandung 40132, Indonesia
2. Research Center for Nanotechnology System, National Research and Innovation Agency (BRIN), KST B.J. Habibie Serpong, South Tangerang 15314, Indonesia
3. Research Center for Nanoscience and Nanotechnology (RCNN), Institut Teknologi Bandung, Jalan Ganesha 10, Bandung 40132, Indonesia
4. Collaboration Research Center for Advanced Energy Materials, National Research and Innovation Agency─Institut Teknologi Bandung, Jl. Ganesha 10, Bandung 40132, Indonesia
5. Research Center for Environment and Clean Technology, National Research and Innovation Agency (BRIN), KST B.J. Habibie Serpong, South Tangerang 15314, Indonesia