纳米团簇
量子产额
水溶液
产量(工程)
纳米技术
离子
材料科学
化学
水溶性
化学工程
核化学
光化学
物理化学
有机化学
荧光
物理
冶金
光学
工程类
作者
Miaomiao Yin,Wenqi Chen,Yanjun Hu,Fangmeng Liu,Feng-Lei Jiang
摘要
Deep-red (λem ∼ 710 nm) thiolated Ag@Au nanoclusters with a quantum yield of ∼18% were rapidly (∼12 min) prepared in aqueous solutions. The effects of pH and silver ions were demonstrated. The surface modification further resulted in nanoclusters with a quantum yield of ∼38%, the highest value ever reported for water-soluble red Au nanoclusters. This will highly facilitate their applications in sensing, bioimaging, etc.
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