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通过在金纳米颗粒和葫芦的聚集体中形成精确的等离子体纳米结来定量检测尿酸

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Química

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JoVE Journal Química

Quantitative SERS Detection of Uric Acid via Formation of Precise Plasmonic Nanojunctions within Aggregates of Gold Nanoparticles and Cucurbit[n]uril

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通过在金纳米颗粒和葫芦的聚集体中形成精确的等离子体纳米结来定量检测尿酸

DOI:

10.3791/61682-v

•

10:02 min

•

October 03, 2020

•

Weng-I Katherine Chio, Gemma Davison, Tabitha Jones, Jia Liu, Ivan P. Parkin, Tung-Chun Lee²

¹Department of Chemistry,University College London (UCL), ²Institute for Materials Discovery,University College London (UCL)

Capítulos

00:04Introduction
01:05Synthesis of Gold Nanoparticles
02:24Seeded Gold Nanoparticle Growth
04:13CB7-Uric Acid Complex Formation
06:08Uric Acid Surface-Enhanced Raman Spectroscopy Sensing
07:19Results: Representative Gold Nanoparticle Characterization and Uric Acid Detection within Gold Nanoparticle: CB7 Nanoaggregates
09:30Conclusion

Summary

Tadução automática

在水溶液中形成葫芦[7]尿酸和尿酸的宿主 - 客体复合物，然后向Au NP溶液中加入少量，以使用模块化光谱仪进行定量表面增强拉曼光谱（SERS）传感。

Tags

Keywords: SERS Uric Acid Detection Gold Nanoparticles Cucurbit[n]uril Biomarker Quantification Diagnostic Applications Environmental Monitoring Aggregation Kinetics Gold Seed Synthesis Seeded Growth

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