Synthesis of silica nanoparticles doped with [Ru(bpy)] and decorated with silver nanoclusters for the ratiometric photoluminescent determination and intracellular imaging of Cu(II) ions. - Huang, Xinan; Jiang, Hong; Li, Yongxin; Sang, Lijia; Zhou, Huipeng; Shahzad, Sohail; Ibupoto, Zafar; Yu, Cong (Microchimica Acta, 2017)