Optical asymmetric cryptography based on amplitude reconstruction of elliptically polarized light
Sign Up to like & getrecommendations! Published in 2017 at "Optics Communications"
DOI: 10.1016/j.optcom.2017.07.049
Abstract: Abstract We propose a novel optical asymmetric image encryption method based on amplitude reconstruction of elliptically polarized light, which is free from silhouette problem. The original image is analytically separated into two phase-only masks firstly,… read more here.
Keywords: based amplitude; polarized light; reconstruction elliptically; elliptically polarized ... See more keywords
Loss of polarization of elliptically polarized collapsing beams
Sign Up to like & getrecommendations! Published in 2019 at "Physical Review A"
DOI: 10.1103/physreva.99.033824
Abstract: We show theoretically and demonstrate experimentally that collapsing elliptically-polarized laser beams experience a nonlinear ellipse rotation that is highly sensitive to small fluctuations in the input power. For arbitrarily small fluctuations in the input power… read more here.
Keywords: elliptically polarized; loss polarization; polarization elliptically; power ... See more keywords
Deformation of Atomic p_{±} Orbitals in Strong Elliptically Polarized Laser Fields: Ionization Time Drifts and Spatial Photoelectron Separation.
Sign Up to like & getrecommendations! Published in 2018 at "Physical review letters"
DOI: 10.1103/physrevlett.121.203201
Abstract: We theoretically investigate the deformation of atomic p_{±} orbitals driven by strong elliptically polarized (EP) laser fields and the role it plays in tunnel ionization. Our study reveals that different Stark effects induced by orthogonal… read more here.
Keywords: laser; elliptically polarized; atomic orbitals; strong elliptically ... See more keywords
Third-Order Optical Response of Metallic Armchair Graphene Nanoribbons to an Elliptically-Polarized Terahertz Excitation Field
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Journal of Selected Topics in Quantum Electronics"
DOI: 10.1109/jstqe.2016.2641300
Abstract: We present a theoretical description of the third-order response induced by an elliptically-polarized terahertz beam normally-incident on intrinsic and extrinsic metallic armchair graphene nanoribbons. Our results show that using a straightforward experimental setup, it should… read more here.
Keywords: order; response; elliptically polarized; third order ... See more keywords
Generation of elliptically polarized terahertz radiation from black phosphorus crystallites
Sign Up to like & getrecommendations! Published in 2021 at "Optical Engineering"
DOI: 10.1117/1.oe.60.8.082013
Abstract: Abstract. Polarized THz radiation is increasingly being investigated and applied in the new interdisciplinary field “TeraNano.” We report the generation of terahertz (THz) radiation by a linearly polarized femtosecond optical pulse in black phosphorus (BP)… read more here.
Keywords: black phosphorus; elliptically polarized; radiation; thz radiation ... See more keywords
Elliptically polarized sum-frequency generation by total-internal-reflection-based optical rotation quasi-phase-matching technique.
Sign Up to like & getrecommendations! Published in 2022 at "Applied optics"
DOI: 10.1364/ao.453033
Abstract: This work demonstrates the elliptically polarized radiation of sum-frequency generation by the total-internal-reflection-based optical rotation quasi-phase-matching technique that allows polarization rotation in the presence of an external electric field across a rectangular-shaped, Y2O3-coated, MgO-doped LiNbO3… read more here.
Keywords: elliptically polarized; phase matching; optical rotation; quasi phase ... See more keywords
Vector magnetocardiography measurement with a compact elliptically polarized laser-pumped magnetometer.
Sign Up to like & getrecommendations! Published in 2020 at "Biomedical optics express"
DOI: 10.1364/boe.380314
Abstract: We report on a practical approach to vector biomagnetism measurement with an optically pumped magnetometer for measuring total magnetic field intensity. Its application to vector magnetocardiography is experimentally demonstrated with a compact elliptically polarized laser-pumped… read more here.
Keywords: vector; elliptically polarized; pumped magnetometer; vector magnetocardiography ... See more keywords
Symmetric spin splitting of elliptically polarized vortex beams reflected at air-gold interface via pseudo-Brewster angle.
Sign Up to like & getrecommendations! Published in 2020 at "Optics express"
DOI: 10.1364/oe.403916
Abstract: A simple expression of the transverse spatial spin splitting of light-carrying intrinsic orbital angular momentum (IOAM) is theoretically derived for reflections at strong absorbing media surfaces. By introducing an asymmetric spin splitting (ASS) factor, the… read more here.
Keywords: spin splitting; elliptically polarized; polarized vortex; transverse spatial ... See more keywords
Electron vortices in photoionization by a pair of elliptically polarized attosecond pulses
Sign Up to like & getrecommendations! Published in 2017 at "Chinese Optics Letters"
DOI: 10.3788/col201715.120202
Abstract: The photoionization by two elliptically polarized, time delayed attosecond pulses is investigated to display a momentum distribution having the helical vortex or ring structures. The results are obtained by the strong field approximation method and… read more here.
Keywords: vortices photoionization; electron vortices; elliptically polarized; attosecond ... See more keywords