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Polarization effect on focal length of photonic nanojet
A theoretical study has been performed on effect of polarization state of incident plane wave on performance of photonic nanojet (PNJ) generated by a...
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Passive millimeter-wave imaging system with variable focal length optical configuration
Passive millimeter-wave (PMMW) imaging systems are widely used in concealed weapon detection due to their passive nature. Improving imaging...
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Miniature X-ray Optics for Meter-Class Focal Length Telescopes
X-ray optics in great observatories such as Chandra X-ray Observatory and XMM-Newton have revolutionized not only X-ray astronomy but also astronomy...
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Focal Lengths Calculation of Metalens at Mid-infrared Wavelength
The paper proposes polarization insensitive metalens at mid-infrared wavelength (λ = 4 μm), comprising silicon as the emitter and silicon dioxide as...
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Miniature X-Ray Optics for Meter-Class Focal Length Telescopes
X-ray optics in great observatories such as Chandra X-ray Observatory and XMM-Newton have revolutionized not only X-ray astronomy but also astronomy...
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Frequency-dependent focal length of a plano-spherical convex subsonic index lens
This study aims to investigate the frequency-dependent characteristics of the focal length of an acoustic lens made of a material with a...
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Focal shift and focal switch of broadband hollow Gaussian beams passing through an aperture-lens system
In this paper, we deduce the approximate analytical formula for the distribution of axial intensity for broadband hollow Gaussian beams (HGBs)...
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Spatial and temporal characteristics of spontaneous parametric down-conversion with varying focal planes of interacting beams
AbstractSpontaneous parametric down-conversion (SPDC) is a widely used process to prepare entangled photon pairs. In SPDC, a second-order nonlinear...
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Generalized design of tunable 3D polarized optical multi-focal spots array
We report a generally designed optical modulation method to garner the tunable three-dimensional (3D) polarized optical multi-focal spots arrays in...
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Plasmonic photoconductive terahertz focal-plane array with pixel super-resolution
Imaging systems operating in the terahertz part of the electromagnetic spectrum are attractive due to their ability to penetrate many opaque...
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Engineering axially polarized sub-wavelength scale focal structures using annular Walsh filter
Based on vector diffraction theory, the tight focusing properties of radially polarized Bessel Gaussian beam (BGB), phase modulated by annular Walsh...
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Design and performance of the focal plane camera for FXT onboard the Einstein Probe satellite
The Einstein Probe (EP) satellite is designed for X-ray time-domain astronomy. The Follow-up X-ray Telescope (FXT) is one of the scientific payloads...
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Focusing properties and focal shift of vortex Hermite-cosh-Gaussian beams
In this work, we investigate the focusing properties of a vortex Hermite-cosh-Gaussian beam (vHChGB) passing through a converging lens system. The...
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Synthesizing silicon integrated focal plane plasmonic switch array for beam steering sensors
This paper presents a design and synthesizing preprocess of silicon-integrated focal plane plasmonic switch array (FPPSA) to sensitize the beam...
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Generating and converting special focal field patterns in a 4Pi focusing system illuminated by azimuthally polarized vortex beam
Based on the Richards–Wolf vector diffraction theory, the strong focusing properties of a 4Pi focusing system under the illumination of the...
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Design of the SPT-SLIM Focal Plane: A Spectroscopic Imaging Array for the South Pole Telescope
The Summertime Line Intensity Mapper (SLIM) is a mm-wave line-intensity map** (mm-LIM) experiment for the South Pole Telescope (SPT). The goal of...
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Focal beam structuring by triple mixing of optical vortex lattices
On-demand generation and resha** of arrays of focused laser beams is highly desired in many areas of science and technology. In this work, we...
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A novel focal spot positioning method for high peak power lasers
The precise positioning of focal spots plays a crucial role in laser–matter interactions, especially for strong field physics requiring high laser...
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Design of the Kinetic Inductance Detector Based Focal Plane Assembly for the Terahertz Intensity Mapper
We report on the kinetic inductance detector (KID) array focal plane assembly design for the Terahertz Intensity Mapper (TIM). Each of the 2 arrays...
