Xiayiding Yakupu, Paerhatijiang Tuersun. Rotation-Symmetrical Gold Nanoparticles Optimized for Biological Imaging[J]. Acta Optica Sinica, 2021, 41(23): 2329001
- Acta Optica Sinica
- Vol. 41, Issue 23, 2329001 (2021)
Fig. 1. Geometrical models of gold nanoparticles. (a) Nanospheroid; (b)(c) nanocylinder; (d)(e) nanorod
Fig. 2. Extinction spectrum of gold nanosphere
Fig. 3. Effect of rotation-symmetrical gold nanoparticle length on αback. (a) Nanospheroid; (b) nanocylinder; (c) nanorod
Fig. 4. Effect of rotation-symmetrical gold nanoparticle aspect ratio on αback. (a) Nanospheroid; (b) nanocylinder; (c) nanorod
Fig. 5. αback versus aspect ratio and length of rotation-symmetrical gold nanoparticle at incident light wavelength of 830 nm and tissue refractive index of 1.44. (a) Nanospheroid; (b) nanocylinder; (c) nanorod
Fig. 6. Optimization results of gold nanospheroid, nanocylinder, and nanorod at tissue refractive index of 1.44. (a) Maximum volume backscattering coefficient; (b) optimal aspect ratio; (c) optimal length
Fig. 7. Effects of tissue refractive index on optimization results at incident light wavelength of 830 nm. (a) Maximum volume backscattering coefficient; (b) optimal aspect ratio; (c) optimal length
Fig. 8. Size parameters of rotation-symmetrical gold nanoparticles when tissue refractive index is 1.44 and volume backscattering coefficient at 830 nm is greater than 90% of its maximum value. (a) Nanospheroid; (b) nanocylinder; (c) nanorod
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Table 1. Optimization results of volume backscattering coefficients, aspect ratios, and lengths of gold nanospheroid, nanocylinder, and nanorod
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Table 2. Minimum, maximum, mean, and standard deviation values of size parameters of rotation-symmetrical gold nanoparticles when tissue refractive index is 1.44 and volume backscattering coefficient at 830 nm is greater than 90% of its maximum value
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