Based on the reverse microemulsion technique, luminescent quantum dots doped core-shell nanoparticles have been prepared by employing silica as the shell and CdTe quantum dots as the core of the nanoparticles, which h...Based on the reverse microemulsion technique, luminescent quantum dots doped core-shell nanoparticles have been prepared by employing silica as the shell and CdTe quantum dots as the core of the nanoparticles, which have an excellent solubility and dispersibility, especially amine and phosphonate groups have been modified on their surface synchronously. In comparison with CdTe quantum dots, these nanoparticles show superiority in chemical and photo-chemical stability. The quantum dots doped core-shell nanoparticles were successfully linked with lactobionic acid by amine group on it, which was used to recognize living liver cells.展开更多
基金This work was financially supported bythe National Natural Science Foundation of China(50125205),the Programfor Changjiang Scholars andlnnovative Research Team(IRT0547),and the Opening Fund of Key Laboratory of Silicate Materials Science and Engineering(Wuhan University of Technology),Ministry of Education (SYSJJ2004-14).
基金This work was supported by the National Key Basic Research Program of China(Grant No.2002CB5 13100)the Na-tional Natural Science Foundation of China(Grant No.20305006)+1 种基金Key Project Foundation of the Education Ministry of China(Grant No.03181)Key Project of Hunan Province Technology Plan(Grant No.0399Y 1006).
文摘Based on the reverse microemulsion technique, luminescent quantum dots doped core-shell nanoparticles have been prepared by employing silica as the shell and CdTe quantum dots as the core of the nanoparticles, which have an excellent solubility and dispersibility, especially amine and phosphonate groups have been modified on their surface synchronously. In comparison with CdTe quantum dots, these nanoparticles show superiority in chemical and photo-chemical stability. The quantum dots doped core-shell nanoparticles were successfully linked with lactobionic acid by amine group on it, which was used to recognize living liver cells.
