1. Department of Physics, Faculty of Mathematics and Natural Sciences, Institut Teknologi Bandung, Jalan Ganesha 10, Bandung, West Java, 40132, Indonesia
2. Collaboration Research Center for Advanced Energy Materials, National Research and Innovation Agency -Institut Teknologi Bandung, Jalan Ganesha 10, Bandung, West Java 40132, Indonesia
3. Research Center for Nanoscience and Nanotechnology, Institut Teknologi Bandung, Jalan Ganesha 10, Bandung, 40132, Indonesia