Green Synthesis Silver Nanoparticles using Quercus infectoria Gall Oka Shinta Sekar Kirana, Fatimah Nurus Shobah, Zulfa Syaifana Muslih, Ade Irma Rozafia, Wahyu Prasetyo Utomo and Djoko Hartanto E3S Web Conf., 555 (2024) 03007 Published online: 30 July 2024 DOI: 10.1051/e3sconf/202455503007