Gold-nanoparticles-graphene modified glassy carbon electrode for trace detection of lead ionsYanchao Cheng, Fangfang Sun, Jaebeom Lee, Tingchun Shi, Tianze Wang and Yutong LiE3S Web Conf., 78 (2019) 03007DOI: https://doi.org/10.1051/e3sconf/20197803007