Dr. Aparna Thankappan is Assistant Professor in the Department of Physics, Baselius College, Kerala, India. She completed her PhD in Photonics in 2015 at Cochin University of Science and Technology, before working on a project on ZnO nanostructures for solar cell applications at the International and Interuniversity Centre for Nanoscience and Nanotechnology, Mahatma Gandhi University, from 2015 to 2017. She has published numerous articles and edited books in the area of advanced materials.