Naveen Kumar is currently serving as an Associate Professor in the Department of Physics at Galgotias University, Greater Noida, India. Over the course of his academic and research career, he has made significant contributions to the field of nanomaterials and condensed matter physics, with a particular emphasis on the synthesis, characterization, and application of advanced functional nanostructures. He has authored and co-authored more than 100 research articles in reputed peer-reviewed international journals and has also presented his work in numerous national and international conferences, thereby disseminating his research findings to a wide academic and scientific audience. His scientific investigations span a broad range of properties and applications of nanomaterials, including structural, optical, dielectric, magnetic, and electrical properties of metal oxide nanostructures such as ZnO, TiO2, and SnO2. Additionally, he explored the cytotoxicity activity of a few magnetic nanoparticles (NPs) such as Fe3O4, Fe2O3, and Mg0.05Zn0.05Fe2O4 NPs. This work has significant implications for developing nanomedicine, targeted drug delivery systems, and cancer therapeutics, highlighting his commitment to applying physics-based research for societal benefit. He is also an editorial member of The American Journal of Nano Research and Applications (NANO), Scientific Reports (Springer Nature), PLOS ONE, and Concepts in Magnetic Resonance Part A (Wiley). Nupur Aggarwal is an Associate Professor in the Department of Physics at Chandigarh University, Mohali, India, with over 12 years of academic and research experience. Her expertise lies in condensed matter physics, with a special focus on dilute magnetic semiconductors, biosynthesized nanomaterials for water treatment and anticancer applications, and dielectric studies of metal oxides for energy storage. She has published more than 50 research papers extensively in reputed SCI/Scopus-indexed journals, authored multiple book chapters, and edited several international books with publishers such as CRC Press (Taylor & Francis) and Springer Nature. She has also contributed to innovation with nine patents in nanotechnology and energy applications, and she actively serves as an editor and reviewer for prestigious journals, including Scientific Reports (Springer Nature), Frontiers in Nanotechnology, and PLOS ONE. Her outstanding contributions highlight her commitment to advancing sustainable nanomaterials, functional devices, and interdisciplinary applications in physics and materials science. Payal Patial is a distinguished researcher with expertise at the intersection of nanomaterials and biomedical engineering. She holds a doctorate from Chandigarh University, specializing in ZnO-based gas sensor technology. Her research transcends disciplinary boundaries to advance sensing applications with real-world impact. As an Associate Professor at Chandigarh University, Electronics and Communication Department, Dr. Patial leverages over eleven years of academic leadership to mentor the next generation of innovators while maintaining an active research portfolio. Her pioneering investigations span nanomaterials, biosensors, environmentally-conscious synthesis methodologies, biomedical signal processing, and the application of machine learning and nature-inspired optimization algorithms to address complex engineering challenges. Dr. Patial’s editorial acumen is evidenced by her appointment as Academic Editor for prestigious publications, including PLOS ONE and Wiley journals, where her discerning evaluation has earned formal recognition for review excellence. This proven editorial expertise and her multidisciplinary research perspective uniquely position her to curate cutting-edge contributions that advance scientific discourse in this special issue.Anu Kapoor is an Associate Professor at Chandigarh University, India, specializing in nanotechnology and materials science. She has more than 20 years of teaching and research experience, and her research primarily focuses on the synthesis, characterization, and application of semiconductor nanoparticles, including ZnS, ZnO, and SnO₂ nanostructures, with an emphasis on their optical, dielectric, antibacterial, and photocatalytic properties. Dr. Kapoor has made notable contributions to the field through collaborative research with eminent researchers from various reputed institutions. Her recent publications explore advanced nanomaterials for energy harvesting, gas sensing, and biomedical applications, as well as eco-friendly synthesis approaches for multifunctional nanoparticles.Navdeep Sharma is presently working as an Associate Professor in the School of Engineering and Technology, Department of Applied Sciences at CGC University, Mohali Punjab, India. With over 17 years of teaching and research experience, he is a dedicated educator and accomplished researcher in the fields of Nanotechnology and Advanced Materials. He holds a Ph.D. in Physics and focuses on conducting polymers, nanocomposites, ferrites, and semiconductor nanomaterials, with particular emphasis on applications in sensing, environmental remediation, and energy harvesting. He has published more than 24 research papers in reputed international journals, authored several book chapters with leading publishers (Scopus-indexed, and filed several patents in advanced materials and environmental technologies. He has actively participated in numerous national and international conferences, sharing his research insights with the global scientific community.