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OSA Publishing

21 June 2021, Volume 29, Issue 13, pp. 19222-21043   143 articles

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Materials for Energy Applications

Copper-assisted catalyzed etching for nanotextured black silicon with enhanced photoelectric-conversion properties

Opt. Express 29(13), 20395-20405 (2021)  View: HTML | PDF

Nanophotonics for Energy Applications

Light-trapping structures for planar solar cells inspired by transformation optics

Opt. Express 29(13), 19903-19919 (2021)  View: HTML | PDF

Solar Energy

Monte Carlo simulation of a LSC based on stacked layers of fiber arrays with core-coating different absorbing properties

Opt. Express 29(13), 19566-19585 (2021)  View: HTML | PDF  [Suppl. Mat. (2)]

Comparison of achromatic doublet on glass Fresnel lenses for concentrator photovoltaics

Opt. Express 29(13), 20601-20616 (2021)  View: HTML | PDF

Atomic and Molecular Physics

1-keV emission from laser-plasma source based on an Xe/He double stream gas puff target

Opt. Express 29(13), 20514-20525 (2021)  View: HTML | PDF

Coherence, Statistical Optics, and Scattering

Genetic-algorithm-assisted coherent enhancement absorption in scattering media by exploiting transmission and reflection matrices

Opt. Express 29(13), 20353-20369 (2021)  View: HTML | PDF

Fourier Optics, Image and Signal Processing

Photonic integrated circuit based compressive sensing radio frequency receiver using waveguide speckle

Opt. Express 29(13), 19222-19239 (2021)  View: HTML | PDF

DL-SI-DHM: a deep network generating the high-resolution phase and amplitude images from wide-field images

Opt. Express 29(13), 19247-19261 (2021)  View: HTML | PDF

Photonic reservoir computer using speckle in multimode waveguide ring resonators

Opt. Express 29(13), 19262-19277 (2021)  View: HTML | PDF

High-speed serial deep learning through temporal optical neurons

Opt. Express 29(13), 19392-19402 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Sub-Rayleigh second-order correlation imaging using spatially distributive colored noise speckle patterns

Opt. Express 29(13), 19621-19630 (2021)  View: HTML | PDF

Instantaneous microwave-photonic spatial-spectral channelization via k-space imaging

Opt. Express 29(13), 19928-19944 (2021)  View: HTML | PDF

True color 3D imaging optimization with missing spectral bands based on hyperspectral LiDAR

Opt. Express 29(13), 20406-20422 (2021)  View: HTML | PDF

Polarisation-modulated photon-counting 3D imaging based on a negative parabolic pulse model

Opt. Express 29(13), 20577-20589 (2021)  View: HTML | PDF

Neural network enabled time stretch spectral regression

Opt. Express 29(13), 20786-20794 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Geometric modeling of attitude jitter for three-line-array imaging satellites

Opt. Express 29(13), 20952-20969 (2021)  View: HTML | PDF

Fundamental Electromagnetics and Mathematical Optics

Optical forces on a cylinder induced by surface waves and the conservation of the canonical momentum of light

Opt. Express 29(13), 20590-20600 (2021)  View: HTML | PDF

Holography, Gratings, and Diffraction

PhaseGAN: a deep-learning phase-retrieval approach for unpaired datasets

Opt. Express 29(13), 19593-19604 (2021)  View: HTML | PDF  [Suppl. Mat. (4)]

Experimental demonstration and investigation of vortex circular Pearcey beams in a dynamically shaped fashion

Opt. Express 29(13), 19819-19830 (2021)  View: HTML | PDF

Asymmetric hologram with a single-size nanostructured metasurface

Opt. Express 29(13), 19964-19974 (2021)  View: HTML | PDF

Caustic Interpretation of the Abruptly Autofocusing Vortex beams

Opt. Express 29(13), 19975-19984 (2021)  View: HTML | PDF

Fast generation of 360-degree cylindrical photorealistic hologram using ray-optics based methods

Opt. Express 29(13), 20632-20648 (2021)  View: HTML | PDF

Imaging from the visible to the longwave infrared wavelengths via an inverse-designed flat lens

Opt. Express 29(13), 20715-20723 (2021)  View: HTML | PDF  [Suppl. Mat. (9)]

Imaging Systems, Microscopy, and Displays

Non-fusion time-resolved depth image reconstruction using a highly efficient neural network architecture

Opt. Express 29(13), 19278-19291 (2021)  View: HTML | PDF

Fast and accurate autofocus control using Gaussian standard deviation and gradient-based binning

Opt. Express 29(13), 19862-19878 (2021)  View: HTML | PDF

Multispectral fluorescence lifetime imaging device with a silicon avalanche photodetector

Opt. Express 29(13), 20105-20120 (2021)  View: HTML | PDF

Continuous optical zoom microscopy imaging system based on liquid lenses

Opt. Express 29(13), 20322-20335 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Doubling the optical efficiency of VR systems with a directional backlight and a diffractive deflection film

Opt. Express 29(13), 20673-20686 (2021)  View: HTML | PDF

Rigorous imaging-based measurement method of polarization aberration in hyper-numerical aperture projection optics

Opt. Express 29(13), 20872-20888 (2021)  View: HTML | PDF

Untrained networks for compressive lensless photography

Opt. Express 29(13), 20913-20929 (2021)  View: HTML | PDF  [Suppl. Mat. (6)]

Instrumentation, Measurement, and Optical Sensors

In situ detection of electrochemical reaction by weak measurement

Opt. Express 29(13), 19292-19304 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Adaptive high-precision demodulation method based on vector matching and cluster-competitive particle swarm optimization for multiplexed FPIs

Opt. Express 29(13), 19605-19620 (2021)  View: HTML | PDF

Suppression of Kerr-effect induced error in resonant fiber optic gyro by a resonator with spun fiber

Opt. Express 29(13), 19631-19642 (2021)  View: HTML | PDF

Interferometric stitching method for testing cylindrical surfaces with large apertures

Opt. Express 29(13), 19767-19789 (2021)  View: HTML | PDF

Excellent repeatability, all-sapphire Fabry Perot optical Pressure sensor based on wet etching and direct bonding for Harsh Environment Applications

Opt. Express 29(13), 19831-19838 (2021)  View: HTML | PDF

ICP registration with DCA descriptor for 3D point clouds

Opt. Express 29(13), 20423-20439 (2021)  View: HTML | PDF

Long-distance distributed pressure sensing based on frequency-scanned phase-sensitive optical time-domain reflectometry

Opt. Express 29(13), 20487-20497 (2021)  View: HTML | PDF

Spatial-temporal phase unwrapping algorithm for fringe projection profilometry

Opt. Express 29(13), 20657-20672 (2021)  View: HTML | PDF  [Suppl. Mat. (2)]

Temporal and spatial error model for estimating the measurement precision of the division of focal plane polarimeters

Opt. Express 29(13), 20808-20828 (2021)  View: HTML | PDF

Independently tunable triple Fano resonances based on MIM waveguide structure with a semi-ring cavity and its sensing characteristics

Opt. Express 29(13), 20829-20838 (2021)  View: HTML | PDF

Linear multispectral absorption tomography based on regularized iterative methods

Opt. Express 29(13), 20889-20912 (2021)  View: HTML | PDF

Acousto-optic modulator based dispersion scan for phase characterization and shaping of femtosecond mid-infrared pulses

Opt. Express 29(13), 20970-20980 (2021)  View: HTML | PDF

Spatial phase-shifting profilometry by use of polarization for measuring 3D shapes of metal objects

Opt. Express 29(13), 20981-20994 (2021)  View: HTML | PDF

Integrated Optics

ITO-based microheaters for reversible multi-stage switching of phase-change materials: towards miniaturized beyond-binary reconfigurable integrated photonics

Opt. Express 29(13), 20449-20462 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Low-crosstalk and fabrication-tolerant four-channel CWDM filter based on dispersion-engineered Mach-Zehnder interferometers

Opt. Express 29(13), 20617-20631 (2021)  View: HTML | PDF

Study of waveguide background at visible wavelengths for on-chip nanoscopy

Opt. Express 29(13), 20735-20746 (2021)  View: HTML | PDF

Silicon subwavelength grating waveguides with high-index chalcogenide glass cladding

Opt. Express 29(13), 20851-20862 (2021)  View: HTML | PDF

Unidirectional large-scale waveguide grating with uniform radiation for optical phased array

Opt. Express 29(13), 20995-21010 (2021)  View: HTML | PDF  [Suppl. Mat. (2)]

Laser Machining and Material Processing

Deep-learning approach for predicting laser-beam absorptance in full-penetration laser keyhole welding

Opt. Express 29(13), 20010-20021 (2021)  View: HTML | PDF

Ultrafast laser ablation of a multicore polymer optical fiber for multipoint light emission

Opt. Express 29(13), 20765-20775 (2021)  View: HTML | PDF  [Suppl. Mat. (2)]

Lasers, Optical Amplifiers, and Laser Optics

Sub-6 optical-cycle Kerr-lens mode-locked Tm:Lu2O3 and Tm:Sc2O3 combined gain media laser at 2.1 μm

Opt. Express 29(13), 19465-19471 (2021)  View: HTML | PDF

Low-noise Yb:CALGO optical frequency comb

Opt. Express 29(13), 19495-19505 (2021)  View: HTML | PDF

740-watt level optical tap coupler using side-polished large-mode-area double clad fibers for a high power fiber laser

Opt. Express 29(13), 19525-19530 (2021)  View: HTML | PDF

Efficient and high-throughput ablation of platinum using high-repetition rate radially and azimuthally polarized sub-picosecond laser pulses

Opt. Express 29(13), 19551-19565 (2021)  View: HTML | PDF

High-speed secure key distribution based on chaos synchronization in optically pumped QD spin-polarized VCSELs

Opt. Express 29(13), 19675-19689 (2021)  View: HTML | PDF

Wedged Nd:YVO4 crystal for wavelength tuning of monolithic passively Q-switched picosecond microchip lasers

Opt. Express 29(13), 19790-19795 (2021)  View: HTML | PDF

Lasing from MEH-PPV with a refractive index tunable by electron irradiation

Opt. Express 29(13), 19945-19954 (2021)  View: HTML | PDF

Single- and dual-wavelength fiber laser with multi-transverse modes

Opt. Express 29(13), 20299-20306 (2021)  View: HTML | PDF

Frequency-doubled Nd:YAG MOPA laser system with programmable rectangular pulses up to 200 microseconds

Opt. Express 29(13), 20370-20378 (2021)  View: HTML | PDF

Approaches to tuning the exceptional point of PT-symmetric double ridge stripe lasers

Opt. Express 29(13), 20440-20448 (2021)  View: HTML | PDF

SRS suppression in multi-kW fiber lasers with a multiplexed CTFBG

Opt. Express 29(13), 20535-20544 (2021)  View: HTML | PDF

High-precision passive stabilization of repetition rate for a mode-locked fiber laser based on optical pulse injection

Opt. Express 29(13), 20930-20940 (2021)  View: HTML | PDF

Light-emitting Diodes

2000 PPI silicon-based AlGaInP red micro-LED arrays fabricated via wafer bonding and epilayer lift-off

Opt. Express 29(13), 20217-20228 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Experimental and theoretical investigation of 2D nanoplatelet-based conversion layers for color LED microdisplays

Opt. Express 29(13), 20498-20513 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Nanophotonics, Metamaterials, and Photonic Crystals

Editors' Pick

Eigenmode symmetry assignment of triangular-lattice photonic crystal slabs and their Dirac cones materialized by effective degeneracy in the mid-infrared region

Opt. Express 29(13), 19486-19494 (2021)  View: HTML | PDF

Asymmetric transmission for dual-circularly and linearly polarized waves based on a chiral metasurface

Opt. Express 29(13), 19643-19654 (2021)  View: HTML | PDF

Achieving efficient inverse design of low-dimensional heterostructures based on a vigorous scalable multi-task learning network

Opt. Express 29(13), 19727-19742 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Metamaterial perfect absorber with morphology-engineered meta-atoms using deep learning

Opt. Express 29(13), 19955-19963 (2021)  View: HTML | PDF

Salient role of the non-Hermitian coupling for optimizing conditions in multiple maximizations of inter-cavity light transfer

Opt. Express 29(13), 19998-20009 (2021)  View: HTML | PDF

Broadband Raman scattering enhancement with reduced heat generation in a dielectric-metal hybrid nanocavity

Opt. Express 29(13), 20092-20104 (2021)  View: HTML | PDF

Polarization induced reconfigurable multiple OAM vortex waves through a composite meta-surface beam former

Opt. Express 29(13), 20121-20135 (2021)  View: HTML | PDF

Genetic-algorithm-empowered metasurface design: simultaneous realization of high microwave frequency-selection and low infrared surface-emissivity

Opt. Express 29(13), 20150-20159 (2021)  View: HTML | PDF

Efficient self-imaging grating couplers on a lithium-niobate-on-insulator platform at near-visible and telecom wavelengths

Opt. Express 29(13), 20205-20216 (2021)  View: HTML | PDF

Reconfigurable time-frequency division multiplexing metasurface: giving a helping hand to high signal-to-noise ratio and high data holographic imaging

Opt. Express 29(13), 20286-20298 (2021)  View: HTML | PDF

Angular selectivity based on a double-resonance periodic array of scatterers

Opt. Express 29(13), 20379-20386 (2021)  View: HTML | PDF

Measuring the optical properties of nanoscale biogenic spherulites

Opt. Express 29(13), 20863-20871 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Tunable circular dichroism based on graphene-metal split ring resonators

Opt. Express 29(13), 21020-21030 (2021)  View: HTML | PDF

Nonlinear Optics

Spatio-temporal controlled filamentation using higher order Bessel-Gaussian beams integrated in time

Opt. Express 29(13), 19362-19372 (2021)  View: HTML | PDF  [Suppl. Mat. (3)]

Superluminal light propagation in a normal dispersive medium

Opt. Express 29(13), 20463-20476 (2021)  View: HTML | PDF

Optical Communications and Interconnects

Performance analysis of free-space quantum key distribution using multiple spatial modes

Opt. Express 29(13), 19305-19318 (2021)  View: HTML | PDF

Towards underwater coherent optical wireless communications using a simplified detection scheme

Opt. Express 29(13), 19340-19351 (2021)  View: HTML | PDF

Modified square timing error detector with large chromatic dispersion tolerance for optical coherent receivers

Opt. Express 29(13), 19759-19766 (2021)  View: HTML | PDF

768-ary Laguerre-Gaussian-mode shift keying free-space optical communication based on convolutional neural networks

Opt. Express 29(13), 19807-19818 (2021)  View: HTML | PDF

Hardware-efficient blind frequency offset estimation for digital subcarrier multiplexing signals

Opt. Express 29(13), 19879-19890 (2021)  View: HTML | PDF

Adaptive optical beam alignment and link protection switching for 5G-over-FSO

Opt. Express 29(13), 20136-20149 (2021)  View: HTML | PDF

Multi-user accessible indoor infrared optical wireless communication systems employing VIPA-based 2D optical beam-steering technique

Opt. Express 29(13), 20175-20189 (2021)  View: HTML | PDF

Quasi-omnidirectional transmitter for underwater wireless optical communication systems using a prismatic array of three high-power blue LED modules

Opt. Express 29(13), 20262-20274 (2021)  View: HTML | PDF

Adaptive optics model characterizing turbulence mitigation for free space optical communications link budgets

Opt. Express 29(13), 20307-20321 (2021)  View: HTML | PDF

Chromatic dispersion equalization FIR filter design based on discrete least-squares approximation

Opt. Express 29(13), 20387-20394 (2021)  View: HTML | PDF

Optical Design and Fabrication

Experimental investigation of binodal astigmatism in nodal aberration theory (NAT) with a Cassegrain telescope system

Opt. Express 29(13), 19427-19440 (2021)  View: HTML | PDF

Influence of seed layers on the reflectance of sputtered aluminum thin films

Opt. Express 29(13), 19472-19485 (2021)  View: HTML | PDF

Ultra-compact X-shaped waveguide crossings with flexible angles based on inverse design

Opt. Express 29(13), 19715-19726 (2021)  View: HTML | PDF

Generalized optical design and optimization of multipass cells with independent circle patterns based on the Monte Carlo and Nelder-Mead simplex algorithms

Opt. Express 29(13), 20250-20261 (2021)  View: HTML | PDF

Optical Devices and Detectors

Broadband mode-selective couplers based on tapered side-polished fibers

Opt. Express 29(13), 19690-19702 (2021)  View: HTML | PDF

Graphene oxide and polydimethylsiloxane coated quartz tuning fork for improved sensitive near- and mid-infrared detection

Opt. Express 29(13), 20190-20204 (2021)  View: HTML | PDF

Optical Fibers

Over 400 W graded-index fiber Raman laser with brightness enhancement

Opt. Express 29(13), 19441-19449 (2021)  View: HTML | PDF

Optimization of light scattering enhancement by gold nanoparticles in fused silica optical fiber

Opt. Express 29(13), 19450-19464 (2021)  View: HTML | PDF

Seven air-core fibers with germanium-doped high-index rings supporting hundreds of OAM modes

Opt. Express 29(13), 19540-19550 (2021)  View: HTML | PDF

Supercontinuum generation in a carbon disulfide core microstructured optical fiber

Opt. Express 29(13), 19891-19902 (2021)  View: HTML | PDF

Photonic device combined optical microfiber coupler with saturable-absorption materials and its application in mode-locked fiber laser

Opt. Express 29(13), 20526-20534 (2021)  View: HTML | PDF

Magnetic field sensor based on helical long-period fiber grating with a three-core optical fiber

Opt. Express 29(13), 20649-20656 (2021)  View: HTML | PDF

Optical Materials

Dynamic reflective color pixels based on molybdenum oxide

Opt. Express 29(13), 19417-19426 (2021)  View: HTML | PDF

Optoelectronics

Photonics-based 3D radar imaging with CNN-assisted fast and noise-resistant image construction

Opt. Express 29(13), 19352-19361 (2021)  View: HTML | PDF

Accuracy enhanced microwave frequency measurement based on the machine learning technique

Opt. Express 29(13), 19515-19524 (2021)  View: HTML | PDF

Optoelectronic chromatic dispersion and wavelength monitoring in a photodiode

Opt. Express 29(13), 19839-19852 (2021)  View: HTML | PDF

High-resolution imaging of a high-speed target based on a reconfigurable photonic fractional Fourier transformer

Opt. Express 29(13), 19985-19997 (2021)  View: HTML | PDF

Plasmonics

Room-temperature two-dimensional plasmonic crystal semiconductor lasers

Opt. Express 29(13), 19384-19391 (2021)  View: HTML | PDF

Plasmonic colors in titanium nitride for robust and covert security features

Opt. Express 29(13), 19586-19592 (2021)  View: HTML | PDF

Surface plasmon enhanced THz emission with nanoporous gold supported CdTe

Opt. Express 29(13), 19853-19861 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Plasmonic gold nanojets fabricated by a femtosecond laser irradiation

Opt. Express 29(13), 20063-20076 (2021)  View: HTML | PDF

Broadband long-wave infrared metamaterial absorber based on single-sized cut-wire resonators

Opt. Express 29(13), 20275-20285 (2021)  View: HTML | PDF

Localization of plasmon modes in a 2D photonic nanostructure with a controlled disorder

Opt. Express 29(13), 20776-20785 (2021)  View: HTML | PDF

Quantum Optics

Direct measurement of ultrafast temporal wavefunctions

Opt. Express 29(13), 19403-19416 (2021)  View: HTML | PDF

Manipulation of multipartite entanglement in an array of quantum dots

Opt. Express 29(13), 19796-19806 (2021)  View: HTML | PDF

Quantifying the enhancement of two-photon absorption due to spectral-temporal entanglement

Opt. Express 29(13), 20022-20033 (2021)  View: HTML | PDF

Heralded high-fidelity quantum hyper-CNOT gates assisted by charged quantum dots inside single-sided optical microcavities

Opt. Express 29(13), 20045-20062 (2021)  View: HTML | PDF

Quantum analysis of luminescence of an exciton in a meso-cavity

Opt. Express 29(13), 20724-20734 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Spectroscopy and Spectrometers

Ultra-rapid electro-optic sampling of octave-spanning mid-infrared waveforms

Opt. Express 29(13), 20747-20764 (2021)  View: HTML | PDF

Fiber-dispersive Raman spectrometer with single-photon sensitivity

Opt. Express 29(13), 20941-20951 (2021)  View: HTML | PDF

Broadband, background-free methane absorption in the mid-infrared

Opt. Express 29(13), 21011-21019 (2021)  View: HTML | PDF

Adaptive Bayesian algorithm for achieving a desired magneto-sensitive transition

Opt. Express 29(13), 21031-21043 (2021)  View: HTML | PDF

Terahertz and X-ray Optics

Photonic generation of terahertz dual-chirp waveforms ranging from 364 to 392 GHz

Opt. Express 29(13), 19240-19246 (2021)  View: HTML | PDF

Nonlinear reconstruction of coded spectral X-ray CT based on material decomposition

Opt. Express 29(13), 19319-19339 (2021)  View: HTML | PDF

Editors' Pick

Tunable terahertz topological edge and corner states in designer surface plasmon crystals

Opt. Express 29(13), 19531-19539 (2021)  View: HTML | PDF

X-ray source translation based computed tomography (STCT)

Opt. Express 29(13), 19743-19758 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

High-field THz pulses from a GaAs photoconductive emitter for non-linear THz studies

Opt. Express 29(13), 19920-19927 (2021)  View: HTML | PDF

Optically controlled THz power tuning based on interference at transmission line

Opt. Express 29(13), 20034-20044 (2021)  View: HTML | PDF

Multi-functional high-efficiency reflective polarization converter based on an ultra-thin graphene metasurface in the THz band

Opt. Express 29(13), 20160-20174 (2021)  View: HTML | PDF

Editors' Pick

Bar code reader for the THz region

Opt. Express 29(13), 20240-20249 (2021)  View: HTML | PDF

Recovering the phase and amplitude of X-ray FEL pulses using neural networks and differentiable models

Opt. Express 29(13), 20336-20352 (2021)  View: HTML | PDF

Systematic investigation of terahertz wave generation from liquid water lines

Opt. Express 29(13), 20477-20486 (2021)  View: HTML | PDF

StaticCodeCT: single coded aperture tensorial X-ray CT

Opt. Express 29(13), 20558-20576 (2021)  View: HTML | PDF

Terahertz absorber with dynamically switchable dual-broadband based on a hybrid metamaterial with vanadium dioxide and graphene

Opt. Express 29(13), 20839-20850 (2021)  View: HTML | PDF

Ultrafast Optics and Attosecond/High-field Physics

Single-shot spatiotemporal characterization of a multi-PW laser using a multispectral wavefront sensing method

Opt. Express 29(13), 19506-19514 (2021)  View: HTML | PDF

Vision, Color, and Visual Optics

CVNet: confidence voting convolutional neural network for camera spectral sensitivity estimation

Opt. Express 29(13), 19655-19674 (2021)  View: HTML | PDF

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