Dr. Sonalika Agarwal is a distinguished Assistant Professor at Hiroshima University, Japan, renowned for her pioneering contributions to materials science and nanotechnology. With over 13 years of international research experience across leading institutions in Japan, Spain, South Korea, and India, she has established deep expertise in designing advanced functional nanomaterials, including metal oxides, TMDs, carbon nanostructures, noble metal and alloy nanoparticles, and polymer nanocomposites. Her research drives innovation in gas sensing, hydrogen storage, and next‑generation sustainable‑energy technologies. Dr. Agarwal’s excellence has been recognized through competitive honors such as the DST Women Scientist Award, the BRICS Young Scientist Award, and multiple best presentation awards, alongside prestigious research fellowships from JBNU (South Korea), ICTP (Italy), and DST (India). She also serves as a Scientific Editor for Materials Today Communications Journal (Elsevier) and Guest Editor of a special issue in Hydrogen Journal. Dr. Agarwal is widely regarded for her scientific leadership and vision in advancing the frontiers of nanomaterial‑based energy and sensing technologies, fostering impactful interdisciplinary collaborations across academia and industry.