Au nanorod decoration on NaYF 4 :Yb/Tm nanoparticles for enhanced emission and wavelength-dependent biomolecular sensing

• Main Authors: Kannan, Palanisamy, Abdul Rahim, Ferhan, Chen, Rui, Teng, Xue, Huang, Ling, Sun, Handong, Kim, Dong-Hwan
• Other Authors: School of Chemical and Biomedical Engineering
• Format: Article
• Language: English
• Published: 2013
• Subjects: DRNTU::Science::Physics
• Online Access: https://hdl.handle.net/10356/99519; http://hdl.handle.net/10220/17399
• Institution: Nanyang Technological University

We introduce gold nanorods (GNRs) decoration on NaYF4:Yb/Tm upconversion nanocrystals (UCNCs) by functionalizing the UCNCs with polyamidoamine generation 1 (PAMAM G1) dendrimer, followed by a single-step seed-mediated growth of long-range GNRs to enhance “biological window” upconversion emission. Th...