Abdullah M. Al-Enizi obtained his Ph.D. in 2013 jointly from King Saud University (KSA) and the University of Texas at Austin (USA), and then joined the Department of Chemistry at King Saud University as an Assistant Professor. His research interests include polymeric materials, porous nanomaterials, catalysis, and electrochemistry. He has authored more than 200 publications of high impact and holds 3 US patents. Dr. Enizi's Scopus citation count is 5799, and he is a leading researcher in Advanced Polymers and Hybrid Nanomaterials. He is also a life member of several international scientific societies.

Mohd Ubaidullah works as an Assistant Professor in the Department of Chemistry, College of Science, King Saud University, Riyadh, Saudi Arabia. He obtained his Ph.D. and worked at the Department of Chemistry, Jamia Millia Islamia, New Delhi, India. Dr. Ubaidullah has published more than 90 research papers in journals of international repute. His research mainly focuses on energy, water treatment, catalysis, optoelectronics, and sensors.

Mohd Shkir is an Associate Professor at the Department of Physics, King Khalid University, Abha, Saudi Arabia. He has published over 650 research papers of high-impact international and national journals with over 13900 citations, h-index-54, i10-index 395 and published four US patents [US-20230221273-A1, US-20230212403-A1, US-20230356162-A1, US-20230357047-A1] and one EU patent [ES2527976 (A1)¿2015-02-02]. One new patent has been filed to United States Patent and Trademark Office (USPTO). He is leading a research group "Investigation on Novel Class of Materials (INCM) at KKU." He was born in Madhoupur, Pilibhit, UP, India in 1982. His scientific interest focuses on optics, nanotechnology, and thin-film fabrications for optoelectronic device applications, which combine experimental and theoretical techniques. He is also working on the development of materials for energy applications, fabrication of new systems and devices for future applications, and the determination of various electro-optical properties using computational techniques. He is currently working on nanosynthesis and thin-film fabrication of different kinds of materials for biomedical, optoelectronic, and radiation detection, supercapacitors, photodetectors, and gas sensors applications.

Abhay Kumar Singh works as a Professor in the Faculty of Engineering and the Built Environment Dean's Office, University of Johannesburg, Johannesburg, South Africa. He has taught undergraduate courses and conducted research at Mahatma Gandhi Kashi Vidyapith, Varanasi, India, and both undergraduate and postgraduate levels at Lovely Professional University, India. He worked as a Brain Korea 21 Postdoctoral Fellow in the Department of Electrical Engineering and Department of Physics (jointly) at Incheon National University, South Korea. He was also a Dr. D.S. Kothari Postdoctoral Fellow in the Department of Physics at the Indian Institute of Science, Bangalore, India. His current research interests include chalcogenide photovoltaic solar cells, chalcogen-nanocomposites, chalcogenide metallic/non-metallic multicomponent alloys, TMD materials, and thermal, optical, and electrical characterizations. He successfully introduced two new series of chalcogenide glasses, Se-Zn-In and Se-Zn-Te-In, in 2009 and 2010, respectively, as well as SZSMWCNT and SZS-GF in 2012. His experimental findings have been demonstrated in more than 42 technical research publications in reputed international journals, along with two international book chapters and Two books.