Saputra, Kormil, Ika Umratul Asni Aminy, Rahmatun Inayah, Teguh Ardianto, and Dian W. Kurniawidi. 2025. “Optical Property Enhancement in Cobalt Doped Magnetite Nanoparticles Evaluated With UV Vis Tauc and Urbach”. Newton-Maxwell Journal of Physics 6 (2):87-93. https://doi.org/10.33369/nmj.v6i2.44047.