Preface

Second International E-Conference on Physics of Materials and Nanotechnology (ICPN-2021) On behalf of Organizing committee, it’s my great pleasure to bring this beautiful collection of research article which were presented in the Second International E-Conference on Physics of Materials and Nanotechnology (ICPN-2021) which was organized by Department of Physics, Mangalore University, Mangalagangothri, Mangalore (Karnataka), India during October 28 -30th, 2021. This conference will serve as an ideal platform for young researchers, academician and students from all over the country as well as from the globe to share their ideas and experiences in Physics, Nanotechnology and Nano science research. This conference provided meaningful platform for young researchers to update and upgrade themselves. The main themes of the conferences were Nano materials, Chemistry of materials, Functional, and smart materials, Polymers bulk and nano composite, Dielectrics and ferroelectrics, Soft materials & Magnetic materials, Crystal growth & its Nonlinear Optics, Bio-materials and Biopolymers, Optical materials, Semiconductor physics, Gas Sensors, Photovoltaic devices, thin films, Radiation processing of materials etc. I am glad that experts in the various field of Nanotechnology are here to present and discussed their ideas and latest development in the field. ICPN 2021 has received a great response throughout the country and globe. It includes 11 invited talk, 34 oral presentation and more than 170 poster presentations. We have received more than 78 papers for the publications in this issue, after reviewing and editing processes, 66 papers were accepted for the proceedings. We thank the authors for their contribution and the reviewers for their comments to improve the quality of article. I would like to express my gratitude to all members of organizing committee, staffs, research scholars and postgraduate students of the Institute for their willingness, commitments, dedication and relentless efforts in ensuring that this conference is a success. Editorial Board; Devendrappa H, Sangaraju Shanmugam, Robah Boukherroub, Praveen C Ramamurthy, Ramakrishna Matte H S S, and Rajashekhar Bhajantri,