Shun Wang, Hao Zhang, Wei Li, Shixin Li, Jianbo Zhao, Qingqian Guo, Ling Wang, Junjuan Shang, Xin Li, Jiandong Hu. Construction and Experimental Study of a Multi-Channel Localized Surface Plasmon Resonance Analysis Device[J]. Acta Optica Sinica, 2019, 39(2): 0228002
- Acta Optica Sinica
- Vol. 39, Issue 2, 0228002 (2019)
Fig. 1. (a) Schematic of multi-channel precision alignment LSPR experimental setup; (b) multi-channel precision alignment system
Fig. 2. Absorbance distribution of AuNPs with diameter of 13.5 nm at the corresponding positions of microplates
Fig. 3. Extinction spectra of AuNPs with different diameters and the relationship between LSPR peak wavelength and the diameter of AuNPs in water medium. (a) Extinction spectra; (b) relationship
Fig. 4. Extinction spectra of AuNPs with different diameters and the relationship between LSPR peak wavelength and the diameter of AuNPs in glucose solution medium with mass fraction of 5.6%. (a) Extinction spectra; (b) relationship
Fig. 5. Relation between AuNPs LSPR peak wavelength and environmental refractive index
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Table 1. Reagents required for AuNPs synthesis and the diameter of AuNPs
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Table 2. Fitting coefficient for different sizes of AuNPs in water medium
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Table 3. Fitting coefficient for different sizes of AuNPs in glucose solution medium with mass fraction of 5.6%
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Table 4. Fitting coefficient for AuNPs with diameter of 25.5 nm under different refractive index conditions
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Table 5. Fitting coefficient for AuNPs with diameter of 41.0 nm under different refractive index conditions
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