6 December 2021, Volume 29, Issue 25, pp. 40677-42330  
125 articles

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Single photon imaging and sensing of highly obscured objects around the corner

Opt. Express 29(25), 40865-40877 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

High-quality dense 3D point clouds with active stereo and a miniaturizable interferometric pattern projector

Opt. Express 29(25), 41081-41097 (2021)  View: HTML | PDF

Direct generation of mid-infrared pulsed optical vortices at ∼ 2.7 µm

Opt. Express 29(25), 41842-41850 (2021)  View: HTML | PDF

Watt-level 743 nm source by second-harmonic generation of a cascaded phosphosilicate Raman fiber amplifier

Opt. Express 29(25), 41467-41474 (2021)  View: HTML | PDF

Survey of the four-mirror freeform imager solution space

Opt. Express 29(25), 41534-41551 (2021)  View: HTML | PDF

Extended aberration analysis in symmetry-free optical systems – part II: evaluation and application

Opt. Express 29(25), 42020-42036 (2021)  View: HTML | PDF

Experimental quantification of the robustness of adiabatic rapid passage for quantum state inversion in semiconductor quantum dots

Opt. Express 29(25), 41766-41775 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Sub-terahertz bandwidth capactively-loaded thin-film lithium niobate electro-optic modulators based on an undercut structure

Opt. Express 29(25), 41798-41807 (2021)  View: HTML | PDF

Intelligent classification of ground-based visible cloud images using a transfer convolutional neural network and fine-tuning

Opt. Express 29(25), 41176-41190 (2021)  View: HTML | PDF

Full scene underwater imaging with polarization and an untrained network

Opt. Express 29(25), 41865-41881 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Surface plasmon resonance chemical sensor composed of a microstructured optical fiber for the detection of an ultra-wide refractive index range and gas-liquid pollutants

Opt. Express 29(25), 40734-40747 (2021)  View: HTML | PDF

A method to extract cyanobacteria blooms from satellite imagery with no requirements for any prior atmospheric correction or cloud-masking

Opt. Express 29(25), 41144-41163 (2021)  View: HTML | PDF

On-line high-accuracy particulate matter monitoring technology using multi-channel scattering signals

Opt. Express 29(25), 41343-41355 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Evolution of a dominant light emission mechanism induced by changes of the quantum well width in InGaN/GaN LEDs and LDs

Opt. Express 29(25), 40804-40818 (2021)  View: HTML | PDF

Enhanced absorption in thin and ultrathin silicon films by 3D photonic band gap back reflectors

Opt. Express 29(25), 41023-41047 (2021)  View: HTML | PDF

Concentric tubes silicon-based metamaterial structure for mid-IR broadband absorption

Opt. Express 29(25), 41447-41456 (2021)  View: HTML | PDF

Cavity-enhanced polarization rotation measurements for low-disturbance probing of atoms

Opt. Express 29(25), 40854-40864 (2021)  View: HTML | PDF

Close packed random rectangular microlens array used for laser beam homogenization

Opt. Express 29(25), 40878-40890 (2021)  View: HTML | PDF

Generation and manipulation of various hollow arrays by light wave scattering

Opt. Express 29(25), 41098-41108 (2021)  View: HTML | PDF

Generating a twisted Gaussian Schell-model beam with a coherent-mode superposition

Opt. Express 29(25), 41964-41974 (2021)  View: HTML | PDF

Image denoising for fluorescence microscopy by supervised to self-supervised transfer learning

Opt. Express 29(25), 41303-41312 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

TransCD: scene change detection via transformer-based architecture

Opt. Express 29(25), 41409-41427 (2021)  View: HTML | PDF

Non-line-of-sight fast tracking in a corridor

Opt. Express 29(25), 41568-41581 (2021)  View: HTML | PDF  [Suppl. Mat. (2)]

Enhanced image reconstruction of Fourier ptychographic microscopy with double-height illumination

Opt. Express 29(25), 41655-41669 (2021)  View: HTML | PDF

Object-independent tilt detection for optical sparse aperture system with large-scale piston error via deep convolution neural network

Opt. Express 29(25), 41670-41684 (2021)  View: HTML | PDF

Quadriwave gradient light inteference microscopy for lable-free thick sample imaging

Opt. Express 29(25), 41719-41730 (2021)  View: HTML | PDF  [Suppl. Mat. (2)]

Thermal stability of wavefront shaping using a DMD as a spatial light modulator

Opt. Express 29(25), 41808-41818 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Finite-difference propagation for the simulation of x-ray multilayer optics

Opt. Express 29(25), 41932-41953 (2021)  View: HTML | PDF

Optomechanically induced grating

Opt. Express 29(25), 42306-42318 (2021)  View: HTML | PDF

Spatial-temporal low-rank prior for low-light volumetric fluorescence imaging

Opt. Express 29(25), 40721-40733 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Fast quantitative phase imaging based on Kramers-Kronig relations in space domain

Opt. Express 29(25), 41067-41080 (2021)  View: HTML | PDF

Differential Hadamard ghost imaging via single-round detection

Opt. Express 29(25), 41457-41466 (2021)  View: HTML | PDF

Spread spectrum ghost imaging

Opt. Express 29(25), 41485-41495 (2021)  View: HTML | PDF

Virtual speckle-based X-ray phase-contrast and dark-field imaging with digital phantoms

Opt. Express 29(25), 41703-41718 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Complex-amplitude single-pixel imaging using coherent structured illumination

Opt. Express 29(25), 41827-41841 (2021)  View: HTML | PDF  [Suppl. Mat. (2)]

Global correction of optical distortions in multicolor single-molecule microscopy using Zernike polynomial gradients

Opt. Express 29(25), 42251-42264 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Accurate temperature prediction with small absorption spectral data enabled by transfer machine learning

Opt. Express 29(25), 40699-40709 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Flame emission tomography based on finite element basis and adjustable mask

Opt. Express 29(25), 40841-40853 (2021)  View: HTML | PDF

DMD-based image-free system for real-time detection and positioning of point targets

Opt. Express 29(25), 41268-41281 (2021)  View: HTML | PDF

Infrared scene projector (IRSP) for cryogenic environments based on a light-driven blackbody micro cavity array (BMCA)

Opt. Express 29(25), 41428-41446 (2021)  View: HTML | PDF

Real-time TWOS spectroscopy with sub-GHz resolution and high sensitivity

Opt. Express 29(25), 41512-41521 (2021)  View: HTML | PDF

Aperture total internal reflection (A-TIR) for contact angle measurement

Opt. Express 29(25), 41685-41702 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Marker-free stitching deflectometry for three-dimensional measurement of the specular surface

Opt. Express 29(25), 41851-41864 (2021)  View: HTML | PDF

Supercontinuum lidar for industrial process analysis

Opt. Express 29(25), 42082-42089 (2021)  View: HTML | PDF

Skylight polarization patterns under urban obscurations and a navigation method adapted to urban environments

Opt. Express 29(25), 42090-42105 (2021)  View: HTML | PDF

Dynamic measurements at up to 130-kHz sampling rates using Ti:sapphire dual-comb distance metrology

Opt. Express 29(25), 42119-42126 (2021)  View: HTML | PDF  [Suppl. Mat. (2)]

Efficient method for the compensation of dispersion mismatch in the frequency-scanning interferometry

Opt. Express 29(25), 42127-42143 (2021)  View: HTML | PDF

Ultimate phase sensitivity in surface plasmon resonance sensors by tuning critical coupling with phase change materials

Opt. Express 29(25), 42162-42175 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Herriott cell enhanced SMF-coupled multi-scalar combustion diagnostics in a rapid compression expansion machine by supercontinuum laser absorption spectroscopy

Opt. Express 29(25), 42184-42207 (2021)  View: HTML | PDF

A compound optical microresonator design for self-referencing and multiplexed refractive index sensing

Opt. Express 29(25), 42215-42224 (2021)  View: HTML | PDF

Low-loss erbium-incorporated rare-earth oxide waveguides on Si with bound states in the continuum and the large optical signal enhancement in them

Opt. Express 29(25), 41132-41143 (2021)  View: HTML | PDF

Large diameter millimeter-wave low-pass filter made of alumina with laser ablated anti-reflection coating

Opt. Express 29(25), 41745-41765 (2021)  View: HTML | PDF

Surface finishing method based on laser re-melting using a cone annular beam for additive manufacturing

Opt. Express 29(25), 42287-42305 (2021)  View: HTML | PDF

730 mW, 2-8 μm supercontinuum generation and the precise estimation of multi-pulse spectral evolution in the soft-glass fibers cascaded nonlinear system

Opt. Express 29(25), 40934-40946 (2021)  View: HTML | PDF

Loss processes on crystal cooling efficiency

Opt. Express 29(25), 41313-41322 (2021)  View: HTML | PDF

Robust nanosecond laser passively Q-switched by tin selenide nanoflowers

Opt. Express 29(25), 41388-41398 (2021)  View: HTML | PDF

Injection-seeded Q-switched laser based on a double corner cube retroreflector ring cavity

Opt. Express 29(25), 41954-41963 (2021)  View: HTML | PDF

Wavelength temperature insensitivity of surface-trapped optical modes in microcavities

Opt. Express 29(25), 41990-42004 (2021)  View: HTML | PDF

Efficient 100-MW, 100-W, 50-fs-class Yb:YAG thin-disk laser oscillator

Opt. Express 29(25), 42075-42081 (2021)  View: HTML | PDF

High conductivity n-Al0.6Ga0.4N by ammonia-assisted molecular beam epitaxy for buried tunnel junctions in UV emitters

Opt. Express 29(25), 40781-40794 (2021)  View: HTML | PDF

Proactive spectrometer matching for excess noise suppression in balanced visible light optical coherence tomography (OCT)

Opt. Express 29(25), 42037-42054 (2021)  View: HTML | PDF

Dynamic generation of giant linear and circular dichroism via phase-change metasurface

Opt. Express 29(25), 40759-40769 (2021)  View: HTML | PDF

Dual-polarized bidirectional three-dimensional metamaterial absorber with transmission windows

Opt. Express 29(25), 40770-40780 (2021)  View: HTML | PDF

Complete 2π phase control by photonic crystal slabs

Opt. Express 29(25), 40795-40803 (2021)  View: HTML | PDF

Circular-dichroism enantiomers assisted Full-Poincaré Polarization wavefront manipulation metasurface

Opt. Express 29(25), 40819-40830 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Dark mode-in-the-box for enhanced second-harmonic generation in corrugated waveguides

Opt. Express 29(25), 40981-40992 (2021)  View: HTML | PDF

High resolution graphene angle sensor based on ultra-narrowband optical perfect absorption

Opt. Express 29(25), 41206-41212 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Tunable ultra-broadband terahertz perfect absorber based on vanadium oxide metamaterial

Opt. Express 29(25), 41222-41233 (2021)  View: HTML | PDF

Angle-tolerant polarization controlled continuous color palette from all-dielectric nanograting in reflective mode

Opt. Express 29(25), 41246-41257 (2021)  View: HTML | PDF

Editors' Pick

Chirality-selective all-dielectric metasurface structural color display

Opt. Express 29(25), 41258-41267 (2021)  View: HTML | PDF

Wideband side-lobe level suppression metamaterial based on foldable spoof surface plasmon polaritons

Opt. Express 29(25), 41333-41342 (2021)  View: HTML | PDF

Metasurface-based coupling suppression for wideband multiple-input-multiple-output antenna arrays

Opt. Express 29(25), 41643-41654 (2021)  View: HTML | PDF

Accurate semi-numerical approach for multilayer metasurfaces with near-field coupling

Opt. Express 29(25), 42225-42237 (2021)  View: HTML | PDF

Optical-parametric-oscillation-based χ(2) frequency comb in a lithium niobate microresonator

Opt. Express 29(25), 41378-41387 (2021)  View: HTML | PDF

High accuracy indoor visible light positioning using a long short term memory-fully connected network based algorithm

Opt. Express 29(25), 41109-41120 (2021)  View: HTML | PDF

Impact of the carrier contribution factor in the self-coherent DC-value method

Opt. Express 29(25), 41234-41245 (2021)  View: HTML | PDF

DCO-OTFS-based full-duplex relay-assisted visible light communications

Opt. Express 29(25), 41323-41332 (2021)  View: HTML | PDF

Experimental demonstrations of DSP-enabled flexibility, adaptability and elasticity of multi-channel >72Gb/s over 25 km IMDD transmission systems

Opt. Express 29(25), 41363-41377 (2021)  View: HTML | PDF

Laser beam jitter control of the link in free space optical communication systems

Opt. Express 29(25), 41582-41599 (2021)  View: HTML | PDF

C-band 120-Gb/s PAM-4 transmission over 50-km SSMF with improved weighted decision-feedback equalizer

Opt. Express 29(25), 41622-41633 (2021)  View: HTML | PDF

Fast phase error calibration through radix-p optimization processing

Opt. Express 29(25), 41776-41787 (2021)  View: HTML | PDF

Utilizing accelerating plane-wave beams for bendable light communications

Opt. Express 29(25), 41911-41919 (2021)  View: HTML | PDF

Fairness-aware hybrid NOMA/OFDMA for bandlimited multi-user VLC systems

Opt. Express 29(25), 42265-42275 (2021)  View: HTML | PDF

Frequency response and carrier escape time of InGaAs quantum well-dots photodiode

Opt. Express 29(25), 40677-40686 (2021)  View: HTML | PDF

Research on partially coherent light propagation through zone plates

Opt. Express 29(25), 40947-40956 (2021)  View: HTML | PDF

Active correction experiments on a 4-m thin primary mirror

Opt. Express 29(25), 41920-41931 (2021)  View: HTML | PDF

Editors' Pick

Laser frequency noise in next generation gravitational-wave detectors

Opt. Express 29(25), 42144-42161 (2021)  View: HTML | PDF

Enhanced performance of GaN-based visible flip-chip mini-LEDs with highly reflective full-angle distributed Bragg reflectors

Opt. Express 29(25), 42276-42286 (2021)  View: HTML | PDF

Generation of cylindrical vector dissipative soliton using an ultra-broadband LPFG mode converter with flat conversion efficiency

Opt. Express 29(25), 41496-41511 (2021)  View: HTML | PDF

Spatial mode control based on photonic lanterns

Opt. Express 29(25), 41788-41797 (2021)  View: HTML | PDF  [Suppl. Mat. (4)]

Editors' Pick

Highly fluorine and ytterbium doped polarization maintaining large mode area photonic crystal fiber via the sol-gel process

Opt. Express 29(25), 41882-41893 (2021)  View: HTML | PDF

Delafossite AgAlO2 modified long-period grating for highly-sensitive ammonia sensor

Opt. Express 29(25), 42005-42019 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Time-frequency analysis assisted determination of ruthenium optical constants in the sub-EUV spectral range 8 nm – 23.75 nm

Opt. Express 29(25), 40993-41013 (2021)  View: HTML | PDF

Lifetime-tunable green room temperature phosphorescence of carbon dots by the multi-step modification

Opt. Express 29(25), 41014-41022 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Ultrahigh-factor frequency multiplication based on optical sideband injection locking for broadband linear frequency modulated microwave generation

Opt. Express 29(25), 40748-40758 (2021)  View: HTML | PDF

Mechanism of scattering bistable light valves based on salt-doped cholesteric liquid crystals

Opt. Express 29(25), 41213-41221 (2021)  View: HTML | PDF  [Suppl. Mat. (2)]

Elimination of the PMD related delay jitter in a fiber stretcher based ultra-stable microwave signal distribution system

Opt. Express 29(25), 41609-41621 (2021)  View: HTML | PDF

Controlling spatial coherence with an optical complex medium

Opt. Express 29(25), 40831-40840 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Barcode encryption based on negative and positive Goos-Hänchen shifts in a graphene-ITO/TiO2/ITO sandwich structure

Opt. Express 29(25), 41164-41175 (2021)  View: HTML | PDF

Vortex phase-induced properties of a partially coherent radially polarized circular Airy beam

Opt. Express 29(25), 41552-41567 (2021)  View: HTML | PDF

Measurement of multiple phase maps for wide-area aberration correction by switchable optical configuration

Opt. Express 29(25), 41894-41910 (2021)  View: HTML | PDF

Lens stars and Platonic lenses

Opt. Express 29(25), 42055-42074 (2021)  View: HTML | PDF

Vivid plasmonic color under ambient light

Opt. Express 29(25), 40710-40720 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Optical force induced by strong exciton-plasmon coupling

Opt. Express 29(25), 41600-41608 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Tuning plasmons of metal-coated microsphere arrays towards optimized surface-enhanced spectroscopy

Opt. Express 29(25), 42238-42250 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Macroscopic quantum coherence in a spinning optomechanical system

Opt. Express 29(25), 41191-41205 (2021)  View: HTML | PDF

Broadband complex two-mode quadratures for quantum optics

Opt. Express 29(25), 41282-41302 (2021)  View: HTML | PDF

Non-reciprocal optical transmission in cavity optomagnonics

Opt. Express 29(25), 41399-41408 (2021)  View: HTML | PDF

Coupling of a quantum memory and telecommunication wavelength photons for high-rate entanglement distribution in quantum repeaters

Opt. Express 29(25), 41522-41533 (2021)  View: HTML | PDF

Electromagnetic field induced strong two photon blockade with hyperradiant behavior

Opt. Express 29(25), 42176-42183 (2021)  View: HTML | PDF

Determination of the temperature-dependent optical properties of amorphous silicon films at elevated temperatures

Opt. Express 29(25), 41356-41362 (2021)  View: HTML | PDF

Mid-infrared cavity-enhanced absorption sensor for ppb-level N2O detection using an injection-current-modulated quantum cascade laser

Opt. Express 29(25), 41634-41642 (2021)  View: HTML | PDF

Balance of emission from THz sources in DC-biased and unbiased filaments in air

Opt. Express 29(25), 40687-40698 (2021)  View: HTML | PDF

Statistical optics modeling of dark-field scattering in X-ray grating interferometers: Part 1. Theory

Opt. Express 29(25), 40891-40916 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Statistical optics modeling of dark-field scattering in X-ray grating interferometers: Part 2. Simulation

Opt. Express 29(25), 40917-40933 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

K-edge coded aperture optimization for uniform illumination in compressive spectral X-ray tomosynthesis

Opt. Express 29(25), 41048-41066 (2021)  View: HTML | PDF

Analyzing broadband tunable metamaterial absorbers by using the symmetry model

Opt. Express 29(25), 41475-41484 (2021)  View: HTML | PDF

Editors' Pick

Continuous wave terahertz receivers with 4.5 THz bandwidth and 112 dB dynamic range

Opt. Express 29(25), 41819-41826 (2021)  View: HTML | PDF

Compressing magnetic field into a high-intensity electromagnetic field with a relativistic flying mirror

Opt. Express 29(25), 41121-41131 (2021)  View: HTML | PDF

Double-pass wavefront shaping for scatter correction in a cataract’s model

Opt. Express 29(25), 42208-42214 (2021)  View: HTML | PDF