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We study Mie scattering of Laguerre-Gaussian (LG) light beams remodelled using the method of far-field matching. The theoretical results are used to analyze the optical field in the near-field region for purely azimuthal LG beams…

Optics · Physics 2015-06-18 Alexei D. Kiselev , Dmytro O. Plutenko

Under the introduction of any interface in its trajectory, an optical beam experiences polarization-dependent deflections in the longitudinal and transverse directions with respect to the plane of incidence. The physics of such optical beam…

The coherence length of the thermal electromagnetic field near a planar surface has a minimum value related to the nonlocal dielectric response of the material. We perform two model calculations of the electric energy density and the…

Optics · Physics 2009-10-17 Carsten Henkel , Karl Joulain

Finding the precise correspondence between lattice operators and the continuum fields that describe their long-distance properties is a largely open problem for strongly interacting critical points. Here we solve this problem essentially…

Statistical Mechanics · Physics 2014-10-29 Roger S. K. Mong , David J. Clarke , Jason Alicea , Netanel H. Lindner , Paul Fendley

In a uniform, source-free, and unbounded medium, Maxwell's equations require electromagnetic waves to be purely transverse. However, when a beam of light is tightly focused or strongly confined, a longitudinal field component can emerge.…

The modes of the electromagnetic field are solutions of Maxwell's equations taking into account the material boundary conditions. The field modes of classical optics - properly normalized - are also the mode functions of quantum optics.…

Quantum Physics · Physics 2014-11-27 Birgit Stiller , Ulrich Seyfarth , Gerd Leuchs

Recently, the generation and detection of structured light field have drawn a great deal of attention, due to their importance in high-capacity optical data storage and quantum technology. In this letter, we explore the azimuthal modulation…

Optics · Physics 2020-02-25 Seyedeh Hamideh Kazemi , Mohammad Mahmoudi

We study the influence of lattice deformations on the optical conductivity of a two-dimensional electron gas. Lattice deformations are taken into account by introducing a non-abelian gauge field into the Eucledian action of two-dimensional…

Strongly Correlated Electrons · Physics 2011-12-05 A. Sinner , A. Sedrakyan , K. Ziegler

The theory of quantum optomechanics is reconstructed from first principles by finding a Lagrangian from light's equation of motion and then proceeding to the Hamiltonian. The nonlinear terms, including the quadratic and higher-order…

Quantum Physics · Physics 2017-06-27 Sina Khorasani

Superpositions of paraxial Laguerre-Gauss laser beam modes to generate optical potentials based on the optical dipole force are investigated theoretically. Parabolic and other monomial potentials with even powers, in cylindrical and…

Optics · Physics 2009-05-08 Ole Steuernagel

We develop the paraxial approximation for electromagnetic fields in arbitrary isotropy-broken media in terms of the ray-wave tilt and the curvature of materials Fresnel wave surfaces. We obtain solutions of the paraxial equation in the form…

Optics · Physics 2024-10-15 Maxim Durach

A novel type of discrete basis for paraxial beams is proposed, consisting of monomial vortices times polynomials of Gaussians in the radial variable. These bases have the distinctive property that the effective size of their elements is…

Optics · Physics 2018-02-27 Rodrigo Gutiérrez-Cuevas , Miguel A. Alonso

We analyze the influence of electron-positron pairs creation on the motion of vortex lines in electromagnetic field. In our approach the electric and magnetic fields satisfy nonlinear equations derived from the Euler-Heisenberg effective…

Quantum Physics · Physics 2016-09-08 Tomasz Radozycki

A two-dimensional periodic optical force field, which combines conservative dipolar forces with vortices from radiation pressure, is proposed in order to influence the diffusion properties of optically susceptible nano-particles. The…

Mesoscale and Nanoscale Physics · Physics 2016-06-29 Ivar Zapata , Rafael Delgado-Buscalioni , Juan José Sáenz

The analytical solution for the propagation of the laser beam with optical vortex through the system of lenses is presented. The optical vortex is introduced into the laser beam (described as Gaussian beam) by spiral phase plate. The…

This paper is devoted to study the propagation of light beams carrying orbital angular momentum in optically anisotropic media. We first review some properties of homogeneous anisotropic media, and describe how the paraxial formalism is…

Optics · Physics 2015-05-28 Antonio Picón , Albert Benseny , Jordi Mompart , Gabriel F. Calvo

Optical tweezers use light from a tightly focused laser beam to manipulate the motion of tiny particles. When the laser light is strongly focused, but still paraxial, its e/m field is characterized by a longitudinal component which is of…

Optics · Physics 2023-11-08 Khalid Aloufi , Vasileios E. Lembessis , Omar M. Aldossary

We study light-matter interactions in two dimensional photonic systems in the presence of a spatially homogeneous synthetic magnetic field for light. Specifically, we consider one or more two-level emitters located in the bulk region of the…

Quantum Physics · Physics 2021-03-15 Daniele De Bernardis , Ze-Pei Cian , Iacopo Carusotto , Mohammad Hafezi , Peter Rabl

Vortex states of photons, electrons, and other particles are wave packets that carry intrinsic orbital angular momentum (OAM) and exhibit other features unavailable for plane waves. Collisions of high-energy vortex states can become a…

High Energy Physics - Phenomenology · Physics 2026-04-02 Yaoqi Yang , Igor P. Ivanov

In this work, we investigate the presence of vortex configurations with logarithmic tails, which we call super long-range vortices, in Maxwell-Higgs models with gauge field dynamics modified by generalized magnetic permeability in the…

High Energy Physics - Theory · Physics 2025-03-13 C. A. G Almeida , I. Andrade , M. A. Marques , R. Menezes
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