Bimetallic Pt–Ni0.5 nanoparticles with enhanced oxidase like activity for Hg2+ detection in water - Han Wu; Sayed Haidar Abbas Raza; Mengyao Wang; Zhongqi Lin; Duan Jiang; Zhenlin Xu; Hongtao Lei; Xiangmei Li (Analytica Chimica Acta, 2025)