Large-scale control of enhancement and quenching of photoluminescence for ZnSe/ZnS quantum dots and Ag nanoparticles in aqueous solution

Yin Shaoyi¹, Liao Liming¹, Luo Song¹, Zhang Zhe¹, Zhang Xiaoyu¹, Lu Jian², Chen Zhanghai^{1, †}

(a) Typical PL spectra of ZnSe/ZnS QDs mixed with various amounts of Ag-NPs ((a) 0 − 60 μ L , (b) 60 − 90 μ L ). (c) The trend of PL intensity of ZnSe/ZnS QDs mixed with various amounts of Ag-NPs from 0 μ L to 90 μ L .