The author, Dr. Mrs. Sulabha K. Kulkarni has been in the field of research and teaching for more than 50 years. She is a Fellow of Indian National Science Academy (FNA), Indian Academy of Science (FASc), Indian National Academy of Sciences (FNASc), Maharashtra Academy of Science (FMASc) and Academician Asia Pacific Academy of Materials (APAM-Academician). Her specializations besides Nanotechnology include Condensed Matter Physics, Surface Science and Material Science. She was a Faculty member and then University Grants Commission (UGC) India Scientist at University of Pune, now SPPU, Pune, Indian Institute of Science Education and Research (IISER) Pune. She was a Pro-Vice Chancellor at Banasthali University, Rajasthan, a visiting scientist at IISER, Pune and INSA Senior Scientist and INSA Honorary Scientist at Centre of Materials and Electronics Technologies (CMET), Pune.