Optical trapping of particles by radiation forces of doughnut laser beams in the Rayleigh regime
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DOI: 10.1007/s11082-021-02752-y
Abstract: In the present paper, we will investigate the radiation forces produced by Generalized Humbert-Gaussian beams (GHGBs), after propagating through a thin lens optical system, exerted on a dielectric sphere in the Rayleigh scattering approximation. The… read more here.
Keywords: radiation forces; radiation; particles radiation; trapping particles ... See more keywords
Propagation and radiation forces of a partially coherent beam generated by a quasi-homogeneous source with defect
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Quantitative Spectroscopy and Radiative Transfer"
DOI: 10.1016/j.jqsrt.2018.11.012
Abstract: Abstract This paper derives an analytical expression for the propagation of partially coherent Schell-model beams generated by a quasi-homogenous sources partially blocked by an opaque obstacle. Then we study the quasi-homogeneous Gaussian Schell-model (GSM) beams… read more here.
Keywords: beam generated; radiation forces; quasi homogeneous; generated quasi ... See more keywords
Propagation characteristics of radially shifted Gaussian beams and their radiation forces on Rayleigh particles
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DOI: 10.1016/j.optcom.2018.05.038
Abstract: Abstract A new kind of strictly Gaussian-shaped dark hollow beam (DHB), called radially shifted Gaussian beam (RSGB), is proposed in this paper. Compared with previous approximately Gaussian-shaped DHB [i.e., Hollow Gaussian beam (HGB) and hollow… read more here.
Keywords: gaussian shaped; radiation forces; radially shifted; propagation characteristics ... See more keywords
Radiation forces of beams generated by Gaussian mirror resonator on a Rayleigh dielectric sphere
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DOI: 10.1038/s41598-017-12406-3
Abstract: Optical trapping and manipulating of micron-sized particles have attracted enormous interests due to the potential applications in biotechnology and nanoscience. In this work, we investigate numerically and theoretically the radiation forces acting on a Rayleigh… read more here.
Keywords: radiation forces; beams generated; rayleigh dielectric; mirror resonator ... See more keywords
Propagation properties and radiation forces of the Airy Gaussian vortex beams in a harmonic potential.
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DOI: 10.1364/oe.25.013635
Abstract: We investigate the propagation properties and the radiation forces of Airy Gaussian vortex (AiGV) beams in a harmonic potential analytically and numerically in this paper. Obtaining the propagation expression of AiGV beams by solving the… read more here.
Keywords: propagation; aigv beams; radiation forces; harmonic potential ... See more keywords
Radiation forces study of a Laguerre Gaussian beam type TEM∗01 on a dielectric sphere in the Rayleigh scattering regime
Sign Up to like & getrecommendations! Published in 2019 at "DYNA"
DOI: 10.15446/dyna.v86n210.74054
Abstract: From the invention of the Optical Tweezer (OT) in 1986, these devices have been considered as high-level tools for research in the areas such as biology and microbiology. A theoretical study obtaining equations for gradient… read more here.
Keywords: sphere rayleigh; radiation forces; dielectric sphere; radiation ... See more keywords