Size and concentration effects of gold nanoparticles on the plasmonic sensing of Cr(VI)Kirana Yuniati Putri, Lindu Dwi Kinanti, Nurfina Yudasari, Yuliati Herbani and Dede DjuhanaITM Web Conf., 61 (2024) 01018DOI: https://doi.org/10.1051/itmconf/20246101018