1st international conference on Advances in Theoretical and Applied Physics-2019 (ATAP-2019) was organized by the department of Physics GCWUF on 19th February, 2019. The conference is aimed at providing a platform for researchers, scientists, scholars and students to assess the advances and newly emerging trends in Theoretical & Applied Physics and to have high level interaction among themselves for exchanging ideas. This year the deliberations of ATAP-2019 were on the theme of innovations in nanoscience & technology