ICONN is biennial International Conference organized by Department of Physics and Nanotechnology, SRM Institute of Science and Technology, is attracting researchers across the world working in the field of Nanoscience and Nanotechnology. Incepted in 2010, the conference became an important event in the calendar for scientists, academicians, researchers, industrialists and students to showcase their latest and significant contributions in the in the field of Nanoscience and Nanotechnology. ICONN 2013, ICONN 2015 and ICONN 2017 has been successfully conducted in association with Shizuoka University, Japan, GNS-New Zealand, ANNA-Japan, NCTU-Taiwan and was sponsored by DST-SERB and DRDO, Government of India and by various private industries.