Dr. Chellappan Vijila is a Senior Scientist at the Institute of Materials Research and Engineering, Agency for Science, Technology, and Research (A-STAR), Singapore. She has an experience of over 20 years of strong expertise in various optoelectronic device technologies (Photovoltaics, Displays, Lasers), material systems (semiconducting polymers, oxides, transition metal dichalcogenides, conducting composites), and transient optical/electrical characterization capabilities, including high-throughput optical methodologies for machine learning and enabled process optimization. Her current research interest is in sustainable energy storage materials/device development. She received her Ph.D. degree in Physics from Anna University, India, in 2001 and carried out postdoctoral research at Åbo Academy University, Turku, Finland, from 2001 to 2002.