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等离子体纳米颗粒的光学捕获用于 原位 表面增强拉曼光谱表征
JoVE Journal
Bioengineering
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JoVE Journal Bioengineering
Optical Trapping of Plasmonic Nanoparticles for In Situ Surface-Enhanced Raman Spectroscopy Characterizations
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等离子体纳米颗粒的光学捕获用于 原位 表面增强拉曼光谱表征

English

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2,234 Views

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06:19 min

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June 23, 2022

DOI:

10.3791/63862-v

DOI:
10.3791/63862-v

•

06:19 min
June 23, 2022

•

15 Views
, ,
1HKUST-Shenzhen Research Institute, 2Department of Chemistry,The Hong Kong University of Science and Technology

Summary

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本协议描述了一种集成光学捕获和表面增强拉曼光谱（SERS）以操纵等离子体纳米颗粒以进行灵敏分子检测的便捷方法。在没有聚集剂的情况下，捕获激光器组装等离子体纳米颗粒，以增强目标分析物的SERS信号，以进行 原位 光谱测量。

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Dai, X., Qiu, W., Huang, J. Optical Trapping of Plasmonic Nanoparticles for In Situ Surface-Enhanced Raman Spectroscopy Characterizations. J. Vis. Exp. (184), e63862, doi:10.3791/63862 (2022).

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