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Routing of Deep-Subwavelength Optical Beams and Images without Refl ection and Diffraction Using Infi nitely Anisotropic Metamaterials
Deep-Subwavelength Optical Beams Images without nitely Anisotropic
2015/8/7
Many photonic structures, including waveguides, lenses, and photonic bandgap materials, benefi t greatly from the large index contrast provided by such media.
Propagation of Modified Bessel-Gaussian Beams in a Misaligned Optical System
Generalized Diffraction Integral Modified Bessel-Gaussian Beams Propagation Misaligned ABCD Optical Systems Circular Thin Lens
2013/1/30
The formalism of generalized diffraction integral for paraxial misaligned optical systems is used to investigate the propagation of the Modified Bessel-Gaussian (MBG) beam through a misaligned thin le...
Radi ation forces on a Rayleigh particle by highly focused partial ly coherent and radially polarized vorte x beams
Coherence Polarization Singular optics Optical tweezers or optical manipulation
2013/7/2
The radiation force of highly focused partially coherent and radially polarized vortex beams on a Rayleigh particle is theoretically studied. The dependence of the radiation force on coherence lengths...
Propagation properties and self-reconstruction of azimuthally polarized non-diffracting beams
Azimuthally polarization Non-diffracting beams Self-reconstruction
2013/7/2
Azimuthally polarized (AP) non-diffracting beams are investigated theoretically and experimentally in this paper. We generate the AP non-diffracting beams by passing laser beams through a polarization...
Tight focusing of partially coherent and radiallly polarized vortex beams
Partially coherent and radially polarized vortex beam Large numerical aperture and diffractive optical element Spatial coherence Interesting beam patterns
2013/7/2
We investigate the tight focusing properties of partially coherent and radially polarized vortex beams by use of vectorial Debye theory. It is found that the intensity profiles and the degree of coher...
Tight focusing of partially coherent and radiallly polarized vortex beams
Partially coherent and radially polarized vortex beam Large numerical aperture and diffractive optical element Spatial coherence Interesting beam patterns
2013/7/2
We investigate the tight focusing properties of partially coherent and radially polarized vortex beams by use of vectorial Debye theory. It is found that the intensity profiles and the degree of coher...
Coherent State Quantum Key Distribution with Continuous-Wave Laser Beams
Quantum optics Optical security encryption Quantum communications
2015/6/10
Continuous variable quantum key distribution relies on the transmission of weakly modulated coherent states and the detection of optical field for secure communication. In this talk, we give an overvi...
Elegant Hermite–Gaussian and Laguerre–Gaussian beams at a dielectric interface
Hermite–Gaussian and Laguerre–Gaussian beams dielectric interfaces total internal reflection optical vortices and cross-polarization coupling
2011/5/9
Basic features of narrow optical beam interactions with a dielectric interface are analysed. It is
shown that two types of paraxial beams – elegant Hermite–Gaussians of linear polarization and
elega...
Focusing of elliptically polarized Gaussian beams through an annular high numerical aperture
Debye theory high numerical aperture elliptically polarized focusing
2013/7/2
Based on the vectorial Debye theory, the focusing properties of the Gaussian beam through an annular high numerical aperture are studied numerically, including the intensity, the phase and the orbital...
Propagation of cylindrical vector beams in a turbulent atmosphere
cylindrical vector beams turbulent atmosphere propagation properties
2013/7/2
Based on the extended Huygens–Fresnel principle, the propagation of cylindrical vector beams in a turbulent atmosphere is investigated. The intensity distribution and the polarization degree of beams ...
Spectral and polarization properties of stochastic electromagnetic beams propagating in gain or absorbing media
Spectral polarization properties stochastic electromagnetic beams propagating in gain absorbing media
2013/7/2
Based on the generalized Huygens–Fresnel diffraction principle and on the unified theory of coherence and polarization of light, the analytical expressions for the cross-spectral density matrix of a c...
Optical Connecting of Fibers by Laser Beams Propagating from the Fibers Edges
Optical Connecting Fibers Laser Beams Propagating Fibers Edges
2009/5/19
A possibility to connect nonprecise positioned fibers in photopolymerizable compositions is under discussion in this paper. The processes of optical synthesis of connective waveguiding structures form...
Tight focusing of spirally polarized vortex beams
Tightly focusing Spiral polarization Vortex beams
2013/7/2
he tight focusing of spirally polarized focused vortex beams is analyzed numerically based on the vectorial Debye theory. The expressions for the electric field and the orbital angular momentum of foc...
Propagation properties of partially coherent beams through turbulent media with coherent modes representation
atmospheric turbulence partially coherent beam
2011/5/6
The partially coherent beams propagating through turbulent atmosphere have been studied in the past using coherent mode representation. In this research, the propagation of any modes of Hermite–Gaussi...
Soliton pairing of two coaxially co-propagating mutually incoherent 1-D beams in Kerr type media
Kerr media self-focusing
2011/5/4
In this paper, we have developed a theory (using parabolic equation approach) of coupled propagation of two coaxially co-propagating and mutually incoherent bright 1-D beams in Kerr type media. We hav...