Optical field
View article: Phase Retrieval with Application to Optical Imaging: A contemporary overview
Phase Retrieval with Application to Optical Imaging: A contemporary overview Open
This review article provides a contemporary overview of phase retrieval in optical imaging, linking the relevant optical physics to the signal processing methods and algorithms. Our goal is to describe the current state of the art in this …
View article
Recent Progress on Electromagnetic Field Measurement Based on Optical Sensors Open
Electromagnetic field sensors are widely used in various areas. In recent years, great progress has been made in the optical sensing technique for electromagnetic field measurement, and varieties of corresponding sensors have been proposed…
View article
Semiclassical wave packet dynamics in nonuniform electric fields Open
We study the semi-classical theory of wave packet dynamics in crystalline\nsolids extended to include the effects of a non-uniform electric field. In\nparticular, we derive a correction to the semi-classical equations of motion\n(EOMs) for…
View article
Soliton propagation of electromagnetic field vectors of polarized light ray traveling along with coiled optical fiber on the unit 2-sphereS² Open
In this paper, we relate the evolution equation of the electric field and magnetic field vectors of the polarized light ray traveling along with a coiled optical fiber on the unit 2-sphere S² into the nonlinear Schrödinger's equation by pr…
View article
Stimulated photon emission from the vacuum Open
We study the effect of stimulated photon emission from the vacuum in strong\nspace-time-dependent electromagnetic fields. We emphasize the viewpoint that\nthe vacuum subjected to macroscopic electromagnetic fields with at least one\nnonzer…
View article
Controllable optical output fields from an optomechanical system with mechanical driving Open
We investigate the properties of the optical output fields from a cavity\noptomechanical system, where the cavity is driven by a strong coupling and a\nweak probe optical fields and the mechanical resonator is driven by a coherent\nmechani…
View article
Controlling three-dimensional optical fields via inverse Mie scattering Open
We report a design method that can generate an array of wavelength-scale spheres to produce specified 3D optical field patterns.
View article
Optical force on toroidal nanostructures: Toroidal dipole versus renormalized electric dipole Open
We study the optical forces acting on toroidal nanostructures. A great enhancement of optical force is unambiguously identified as originating from the toroidal dipole resonance based on the source representation, where the distribution of…
View article
Optical second-harmonic generation measurement for probing organic device operation Open
We give a brief overview of the electric-field induced optical second-harmonic generation (EFISHG) technique that has been used to study the complex behaviors of organic-based devices. By analyzing EFISHG images of organic field-effect tra…
View article
Generating a new type of polygonal perfect optical vortex Open
We generate a new type of perfect optical vortex called the polygonal perfect optical vortex (PPOV) by combining the Bessel-Gauss beam with the high-order cross-phase (HOCP) at the plane of a spatial light modulator (SLM). This is the firs…
View article
Design Strategies and Applications of Dimensional Optical Field Manipulation Based on Metasurfaces Open
Recent rapid progress in metasurfaces is underpinned by the physics of local and nonlocal resonances and the modes coupling among them, leading to tremendous applications such as optical switching, information transmission, and sensing. In…
View article
Redistributing the energy flow of a tightly focused radially polarized optical field by designing phase masks Open
Redistributing the transverse energy flow in the focal plane of a tightly focused radially polarized optical field is described. We develop from theory a generalized analytical model for calculating the distributions of the electromagnetic…
View article
Electric-field control of spin-wave power flow and caustics in thin magnetic films Open
This is the final version of the article. Available from American Physical Society via the DOI in this record.
View article
Multiscale Optical Field Manipulation via Planar Digital Optics Open
Replacing curved and bulky optical elements with thin and lightweight counterparts is a persistent pursuit of the optical society. Metasurfaces, as two-dimensional artificial metamaterials, have attracted much attention because of their ex…
View article
Collisions of three-dimensional bipolar optical solitons in an array of carbon nanotubes Open
We study interactions of extremely short three-dimensional bipolar\nelectromagnetic pulses propagating towards each other in an array of\nsemiconductor carbon nanotubes, along any direction perpendicular to their\naxes. The analysis provid…
View article
The expanded Maxwell’s equations for a mechano-driven media system that moves with acceleration Open
In classical electrodynamics, by motion for either the observer or the media, it is always naturally assumed that the relative moving velocity is a constant along a straight line (e.g., in inertia reference frame), so that the electromagne…
View article
Tightly focused optical field with controllable photonic spin orientation Open
The spin angular momentum of photons offers a robust, scalable and high-bandwidth toolbox for many promising applications based upon spin-controlled manipulations of light. In this work, we develop a method to achieve controllable photonic…
View article
Electric and Magnetic Field Estimation Under Overhead Transmission Lines Using Artificial Neural Networks Open
In this paper, a novel method for electric field intensity and magnetic flux density estimation in the vicinity of the high voltage overhead transmission lines is proposed. The proposed method is based on two fully connected feed-forward n…
View article
Phasor field waves: a mathematical treatment Open
Non-line-of-sight imaging can use modulated sources to preserve phase information at the modulation wavelength through a scattering interaction with a diffuser or an optically rough wall that scrambles the optical phase. Reza, et al. formu…
View article
Two-dimensional Talbot effect of the optical vortices and their spatial evolution Open
We report on the experimental and theoretical study of the near-field diffraction of optical vortices (OVs) at a two-dimensional diffraction grating. The Talbot effect for the optical vortices in the visible range is experimentally observe…
View article
Self-mode-locked Laguerre-Gaussian beam with staged topological charge by thermal-optical field coupling Open
A light beam with a helical phase is associated with an optical vortex and carries optical orbital angular momentum. Mode-locked optical vortex pulses impart orbital angular momentum to photons in short pulses and have attractive applicati…
View article
A new development in quantum field equations of dyons Open
In this study, we describe a novel approach to quantum phenomena of the generalized electromagnetic fields of dyons with quaternionic analysis. Starting with quaternionic quantum wave equations, we have established a quantized condition fo…
View article
Field-only surface integral equations: scattering from a dielectric body Open
An efficient field-only nonsingular surface integral method to solve Maxwell’s equations for the components of the electric field on the surface of a dielectric scatterer is introduced. In this method, both the vector wave equation and the…
View article
Direct detection of the optical field beyond single polarization mode Open
Direct detection is traditionally regarded as a detection method that recovers only the optical intensity. Compared with coherent detection, it owns a natural advantage-the simplicity-but lacks a crucial capability of field recovery that e…
View article
Stable Optical Trap from a Single Optical Field Utilizing Birefringence Open
We report a stable double optical spring effect in an optical cavity pumped with a single optical field that arises as a result of birefringence. One end of the cavity is formed by a multilayer Al_{0.92}Ga_{0.08}As/GaAs stack supported by …
View article
Optical coherence grids and their propagation characteristics Open
A novel class of partially coherent light sources termed optical coherence grids (OCGs) are introduced that can yield stable optical grids in the far field. The optical grids, of which the light distributes in a network of straight lines c…
View article
Spin–orbit photonic interaction engineering of Bessel beams Open
Interaction between the polarization and spatial degrees of freedom of a light field has become a powerful tool to tailor the amplitude and phase of light beams. This usually implies the use of space-variant photonic elements involving sop…
View article
Manipulation metallic nanoparticle at resonant wavelength using engineered azimuthally polarized optical field Open
In this work, we proposed a novel strategy to manipulate the behavior of the metallic nanoparticle under the resonant condition by using engineered azimuthally polarized optical field. Through optimizing the spatial phase distribution of t…
View article
Measurement of optical coherence structures of random optical fields using generalized Arago spot experiment Open
The optical coherence structures of random optical fields can determine beam propagation behavior, light–matter interactions, etc. Their performance makes a light beam robust against turbulence, scattering, and distortion. Recently, we pro…
View article
Optimization-free optical focal field engineering through reversing the radiation pattern from a uniform line source Open
A simple and flexible method is presented for the generation of optical focal field with prescribed characteristics. By reversing the field pattern radiated from a uniform line source, for which the electric current is constant along its e…