Paper
20 December 2021 Dynamics of carbon nanoparticles distribution in reconstruction of optical field
Author Affiliations +
Proceedings Volume 12126, Fifteenth International Conference on Correlation Optics; 121261A (2021) https://doi.org/10.1117/12.2615628
Event: Fifteenth International Conference on Correlation Optics, 2021, Chernivtsi, Ukraine
Abstract
This study proposes a new approach for correlation-optical diagnostics of a complex optical field created by light scattering on a rough surface. The possibility of using fluorescent nanoparticles of a size of about 30-120 nm for diagnosing the distribution of optical flows in the speckle field has been analyzed. A model experiment for investigation motion of carbon nanoparticles in a speckle field is demonstrated. Under the influence of gradient optical forces, carbon nanoparticles move in an optical field and are captured by the singularities of the field. The change of particle position in time in a three-dimensional field due to the action of longitudinal and transverse component of optical force is demonstrated.
© (2021) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
D. I. Ivanskyi, V. M. Tkachuk, Jun Zheng, A. I. Dobosh, and I. S. Mikirin "Dynamics of carbon nanoparticles distribution in reconstruction of optical field", Proc. SPIE 12126, Fifteenth International Conference on Correlation Optics, 121261A (20 December 2021); https://doi.org/10.1117/12.2615628
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KEYWORDS
Nanoparticles

Carbon

Particles

Absorption

Luminescence

Speckle

Diffraction

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