Enhanced optical sensing of anions with amide-functionalized gold nanoparticles |
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| Authors: | Watanabe Shigeru Sonobe Miyoko Arai Mari Tazume Yuki Matsuo Takeshi Nakamura Takashi Yoshida Katsuhira |
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| Affiliation: | Department of Material Science, Faculty of Science, Kochi University, Kochi 780-8520, Japan. watanabe@cc.kochi-u.ac.jp |
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| Abstract: | A gold nanoparticle surface-modified with amide ligands shows enhanced optical sensing of anions: the detection limit is increased by about three orders of magnitude higher than that originally expected from the anion binding ability of neutral amide ligands. |
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