Spatial characteristics of motion and emission from electron driven by linearly polarized tightly focused laser pulses
Sign Up to like & getrecommendations! Published in 2019 at "Optik"
DOI: 10.1016/j.ijleo.2019.02.154
Abstract: Abstract This paper reports relativistic motion and spatial emission distribution characteristics of single electron driven by a linearly polarized femtosecond tightly focused Gaussian laser pulse (FTFGLP) with various laser intensities. Utilizing the longitudinal ponderomotive force… read more here.
Keywords: driven linearly; laser; linearly polarized; tightly focused ... See more keywords
Biocompatible Nanotomography of Tightly Focused Light.
Sign Up to like & getrecommendations! Published in 2022 at "Nano letters"
DOI: 10.1021/acs.nanolett.1c03905
Abstract: Tightly focusing a spatially modulated laser beam lays the foundations for advanced optical techniques, such as a holographic optical tweezer and deterministic super-resolution imaging. Precisely mapping the subwavelength features of those highly confined fields is… read more here.
Keywords: nanotomography tightly; tightly focused; focused light; biocompatible nanotomography ... See more keywords
Spatial radiation features of circularly polarized tightly focused laser beams colliding with electrons
Sign Up to like & getrecommendations! Published in 2021 at "Laser Physics"
DOI: 10.1088/1555-6611/ac0046
Abstract: In the framework of laser-matter interaction and nonlinear Thomson scattering, we investigate the three-dimensional (3D) motion trajectories and spatial radiation characteristics of the colliding motion electrons with tightly focused circularly polarized Gaussian pulses at different… read more here.
Keywords: motion; laser; spatial radiation; circularly polarized ... See more keywords
Collimation and monochromaticity of γ-rays generated by high-energy electron colliding with tightly focused circularly polarized laser with varied intensities
Sign Up to like & getrecommendations! Published in 2022 at "Laser Physics Letters"
DOI: 10.1088/1612-202x/ac6614
Abstract: The collision of high-energy electron and laser pulses produces nonlinear inverse Thomson scattering, which can generate γ-rays. We study the effect of laser intensity on the energy angular distribution and spectrum of γ-ray radiation in… read more here.
Keywords: intensity; energy electron; laser; high energy ... See more keywords
Study of factors affecting the asymmetric radiation of the electron in tightly focused intense laser pulses
Sign Up to like & getrecommendations! Published in 2023 at "Chinese Physics B"
DOI: 10.1088/1674-1056/acd3dd
Abstract: The nonlinear radiation of the electron is a distinctive feature of the action of tightly focused linearly polarized lasers. In this paper, from the perspective of radiation symmetry, the effect of laser parameters on the… read more here.
Keywords: intense laser; tightly focused; radiation electron; electron ... See more keywords
Electron Round Lenses with Negative Spherical Aberration by a Tightly Focused Cylindrically Polarized Light Beam
Sign Up to like & getrecommendations! Published in 2021 at "Physical Review Applied"
DOI: 10.1103/physrevapplied.16.l011002
Abstract: Free electrons moving in an optical standing wave field feel the ponderomotive potential, acting as a refractive-index medium in electron optics. Emerging technologies involving this potential have been proposed and realized in electron microscopy, such… read more here.
Keywords: round lenses; electron round; focused cylindrically; electron ... See more keywords
Transversal energy flow of tightly focused off-axis circular polarized vortex beams.
Sign Up to like & getrecommendations! Published in 2022 at "Applied optics"
DOI: 10.1364/ao.459816
Abstract: The transversal energy flow characteristics of tightly focused circular polarized beams carrying off-axis vortices are examined in this research work. The results reveal that the symmetry of the focal fields are destroyed and energy flow… read more here.
Keywords: energy; energy flow; tightly focused; circular polarized ... See more keywords
Theoretical investigation on asymmetrical spinning and orbiting motions of particles in a tightly focused power-exponent azimuthal-variant vector field.
Sign Up to like & getrecommendations! Published in 2018 at "Optics express"
DOI: 10.1364/oe.26.004318
Abstract: We generate a new kind of azimuthal-variant vector field with a distribution of states of polarization (SoPs) described by the square of the azimuthal angle. Owing to asymmetrical SoPs distribution of this localized linearly polarized… read more here.
Keywords: azimuthal variant; field; variant vector; vector field ... See more keywords
Understanding of transverse spin angular momentum in tightly focused linearly polarized vortex beams.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.449583
Abstract: Spin angular momentum (SAM) is widely used in spin-dependent unidirectional optical interfaces, optical manipulation, integrated optical signal processing, laser structuring and other fields, but its physical mechanism has not been fully understood so far. In… read more here.
Keywords: spin angular; vortex beams; tightly focused; angular momentum ... See more keywords
Comparison of the energy characteristics of tightly focused needle beams with longitudinal polarization
Sign Up to like & getrecommendations! Published in 2017 at "Optoelectronics, Instrumentation and Data Processing"
DOI: 10.3103/s8756699017050107
Abstract: A comparative analysis is made of spatial variations in the energy characteristics of tightly focused, longitudinally polarized needle laser beams generated by an optical system with selective thin-film linear-to-radial polarization conversion, followed by their spatial… read more here.
Keywords: energy; characteristics tightly; polarization; comparison energy ... See more keywords
Fabrication of Chiral 3D Microstructure Using Tightly Focused Multiramp Helico-Conical Optical Beams
Sign Up to like & getrecommendations! Published in 2022 at "Micromachines"
DOI: 10.3390/mi13101771
Abstract: Beams with optical vortices are widely used in various fields, including optical communication, optical manipulation and trapping, and, especially in recent years, in the processing of nanoscale structures. However, circular vortex beams are difficult to… read more here.
Keywords: multiramp; tightly focused; fabrication chiral; chiral microstructure ... See more keywords