Safira I, Ramli, Darvina Y, Jhora FU. Analysis of Optical Properties of Graphene Oxide from Bamboo Petung (Dendrocalamus Asper) Synthesized by Modified Hummer Method. Department of Physics, Universitas Negeri Padang [Internet]. 2023 Sep. 30 [cited 2024 Nov. 21];1(2). Available from: https://jeap.ppj.unp.ac.id/index.php/jeap/article/view/20