27 September 2021, Volume 29, Issue 20, pp. 30978-32738  
138 articles


Sub-100 fs mode-locked Tm:CLTGG laser

Opt. Express 29(20), 31137-31144 (2021)  View: HTML | PDF

Intra-cavity diamond Raman laser at 1634 nm

Opt. Express 29(20), 31156-31163 (2021)  View: HTML | PDF

High-power tandem-pumped fiber amplifier with beam quality maintenance enabled by the confined-doped fiber

Opt. Express 29(20), 31337-31347 (2021)  View: HTML | PDF

Highly efficient actively Q-switched Nd:YAG laser

Opt. Express 29(20), 32325-32332 (2021)  View: HTML | PDF

Unified mathematical framework for a class of fundamental freeform optical systems

Opt. Express 29(20), 31650-31664 (2021)  View: HTML | PDF

Freeform optical design of beam shaping systems with variable illumination properties

Opt. Express 29(20), 31993-32005 (2021)  View: HTML | PDF

Freeform surface for light shaping by iterative design via Fourier domain

Opt. Express 29(20), 31270-31282 (2021)  View: HTML | PDF

Tin reduction from fluorine doped tin oxide for silicon nanowire-based solar energy harvesting and storage

Opt. Express 29(20), 31465-31477 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Exploiting zirconium nitride for an efficient heat-resistant absorber and emitter pair for solar thermophotovoltaic systems

Opt. Express 29(20), 31537-31548 (2021)  View: HTML | PDF

Ultra-thin and near-unity selective emitter for efficient cooling

Opt. Express 29(20), 31364-31375 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Real-time stimulated Raman spectroscopy with a non-collinear optical parametric oscillator

Opt. Express 29(20), 31499-31507 (2021)  View: HTML | PDF

Orbital effects in strong-field Rydberg state excitation of N2, Ar, O2 and Xe

Opt. Express 29(20), 31240-31248 (2021)  View: HTML | PDF

Ultrafast attosecond-magnetic-field generation of the charge migration process based on HeH2+ and H2 + electronically excited by circularly polarized laser pulses

Opt. Express 29(20), 32312-32324 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Scattering by a chiral sphere above a half-space

Opt. Express 29(20), 31296-31310 (2021)  View: HTML | PDF

Surpassing the diffraction limit using an external aperture modulation subsystem and related deep learning method

Opt. Express 29(20), 31099-31114 (2021)  View: HTML | PDF

Single-shot fringe pattern phase retrieval using improved period-guided bidimensional empirical mode decomposition and Hilbert transform

Opt. Express 29(20), 31632-31649 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Adaptive super-resolution enabled on-chip contact microscopy

Opt. Express 29(20), 31754-31766 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Tunable optical differential operation based on the cross-polarization effect at the optical interface

Opt. Express 29(20), 31891-31901 (2021)  View: HTML | PDF

Simultaneous directional full-field OCT using path-length and carrier multiplexing

Opt. Express 29(20), 32179-32195 (2021)  View: HTML | PDF

Analog optical deconvolution computing for wavefront coding based on nanoantennas metasurfaces

Opt. Express 29(20), 32196-32207 (2021)  View: HTML | PDF

Research on face specular removal and intrinsic decomposition based on polarization characteristics

Opt. Express 29(20), 32256-32270 (2021)  View: HTML | PDF

Effective solution for underwater image enhancement

Opt. Express 29(20), 32412-32438 (2021)  View: HTML | PDF

Isotropic and anisotropic edge enhancement with a superposed-spiral phase filter

Opt. Express 29(20), 32591-32602 (2021)  View: HTML | PDF

Theory analysis of the optical mode localized sensing based on coupled ring resonators

Opt. Express 29(20), 32505-32522 (2021)  View: HTML | PDF

Investigation of the effective aperture: towards high-resolution Fresnel incoherent correlation holography

Opt. Express 29(20), 31549-31560 (2021)  View: HTML | PDF

COACH-based Shack–Hartmann wavefront sensor with an array of phase coded masks

Opt. Express 29(20), 31859-31874 (2021)  View: HTML | PDF

Polarization-independent 2×2 high diffraction efficiency beam splitter based on two-dimensional grating

Opt. Express 29(20), 32042-32050 (2021)  View: HTML | PDF

Unsupervised deep learning for 3D reconstruction with dual-frequency fringe projection profilometry

Opt. Express 29(20), 32547-32567 (2021)  View: HTML | PDF

Enhancing robustness of ghost imaging against environment noise via cross-correlation in time domain

Opt. Express 29(20), 31068-31077 (2021)  View: HTML | PDF

Editors' Pick

Automatic underwater polarization imaging without background region or any prior

Opt. Express 29(20), 31283-31295 (2021)  View: HTML | PDF

Dynamic coherent diffractive imaging with a physics-driven untrained learning method

Opt. Express 29(20), 31426-31442 (2021)  View: HTML | PDF  [Suppl. Mat. (2)]

Dual-depth augmented reality display with reflective polarization-dependent lenses

Opt. Express 29(20), 31478-31487 (2021)  View: HTML | PDF

Intelligent recognition of composite material damage based on deep learning and infrared testing

Opt. Express 29(20), 31739-31753 (2021)  View: HTML | PDF

Airy light-sheet Raman imaging

Opt. Express 29(20), 31941-31951 (2021)  View: HTML | PDF

Dynamic non-line-of-sight imaging system based on the optimization of point spread functions

Opt. Express 29(20), 32349-32364 (2021)  View: HTML | PDF

Spatiospectral characterization of ultrafast pulse-beams by multiplexed broadband ptychography

Opt. Express 29(20), 32474-32490 (2021)  View: HTML | PDF  [Suppl. Mat. (2)]

Incoherent superposition of polychromatic light enables single-shot nondiffracting light-sheet microscopy

Opt. Express 29(20), 32691-32699 (2021)  View: HTML | PDF

Editors' Pick

3DM: deep decomposition and deconvolution microscopy for rapid neural activity imaging

Opt. Express 29(20), 32700-32711 (2021)  View: HTML | PDF  [Suppl. Mat. (10)]

Spatial light path analysis and calibration of four-mirror-based monocular stereo vision

Opt. Express 29(20), 31249-31269 (2021)  View: HTML | PDF

Multiplexed sensing interrogation technique based on a flexibly switchable multi-passband RF filter by using a Solc-Sagnac loop

Opt. Express 29(20), 31324-31336 (2021)  View: HTML | PDF

Refractometer based on fiber Mach-Zehnder interferometer composed of two micro bending cores

Opt. Express 29(20), 31443-31454 (2021)  View: HTML | PDF

Simultaneous detection of the distance and direction for a noncooperative target based on the microwave photonic radar

Opt. Express 29(20), 31561-31573 (2021)  View: HTML | PDF

Snapshot spectroscopic Mueller matrix polarimetry based on spectral modulation with increased channel bandwidth

Opt. Express 29(20), 31607-31614 (2021)  View: HTML | PDF

Optical method for simultaneous thickness measurements of two layers with a significant thickness difference

Opt. Express 29(20), 31615-31631 (2021)  View: HTML | PDF

πFBG resonator used as a transducer for trace gas photothermal detection

Opt. Express 29(20), 31796-31811 (2021)  View: HTML | PDF

High NA objective lens wavefront aberration measurement using a cat-eye retroreflector and Zernike polynomial

Opt. Express 29(20), 31812-31835 (2021)  View: HTML | PDF

Reconstruction of finite deep sub-wavelength nanostructures by Mueller-matrix scattered-field microscopy

Opt. Express 29(20), 32158-32168 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Simultaneous measurement of magnetic field and temperature based on two anti-resonant modes in hollow core Bragg fiber

Opt. Express 29(20), 32208-32219 (2021)  View: HTML | PDF

Fiber-enhanced Raman spectroscopy for highly sensitive H2 and SO2 sensing with a hollow-core anti-resonant fiber

Opt. Express 29(20), 32296-32311 (2021)  View: HTML | PDF

Metal-insulator-metal waveguide-based optical pressure sensor embedded with arrays of silver nanorods

Opt. Express 29(20), 32365-32376 (2021)  View: HTML | PDF

Dual-wavelength demodulation technique for interrogating a shortest cavity in multi-cavity fiber-optic Fabry–Pérot sensors

Opt. Express 29(20), 32658-32669 (2021)  View: HTML | PDF

Editors' Pick

Imaging Mueller matrix ellipsometry with sub-micron resolution based on back focal plane scanning

Opt. Express 29(20), 32712-32727 (2021)  View: HTML | PDF

Editors' Pick

Experimental realization of integrated photonic reservoir computing for nonlinear fiber distortion compensation

Opt. Express 29(20), 30991-30997 (2021)  View: HTML | PDF

Design of on-chip polarimetry with Stokes-determined silicon photonic circuits

Opt. Express 29(20), 31026-31035 (2021)  View: HTML | PDF

Design of reconfigurable on-chip wireless interconnections through Optical Phased Arrays

Opt. Express 29(20), 31212-31228 (2021)  View: HTML | PDF

On-chip photonic diffractive optical neural network based on a spatial domain electromagnetic propagation model

Opt. Express 29(20), 31924-31940 (2021)  View: HTML | PDF

Experimental studies of plasmonics-enhanced optical physically unclonable functions

Opt. Express 29(20), 32020-32030 (2021)  View: HTML | PDF  [Suppl. Mat. (2)]

Voltage triggered near-infrared light modulation using VO2 thin film

Opt. Express 29(20), 32124-32134 (2021)  View: HTML | PDF

Chemical etching of fused silica after modification with two-pulse bursts of femtosecond laser

Opt. Express 29(20), 31393-31407 (2021)  View: HTML | PDF

Editors' Pick

Oxidation ruled transition from normal to anomalous periodic structures with femtosecond laser irradiation on Cr/Si films

Opt. Express 29(20), 31408-31417 (2021)  View: HTML | PDF

Formation mechanism of bubbles in the crack healing process of fused silica using a CO2 laser

Opt. Express 29(20), 32089-32104 (2021)  View: HTML | PDF

Wavelength-switchable ultra-narrow linewidth fiber laser enabled by a figure-8 compound-ring-cavity filter and a polarization-managed four-channel filter

Opt. Express 29(20), 31179-31200 (2021)  View: HTML | PDF

High-speed temporal and spatial beam-shaping combining active and passive elements

Opt. Express 29(20), 31229-31239 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Lasing in 15 atm CO2 cell optically pumped by a Fe:ZnSe laser

Opt. Express 29(20), 31455-31464 (2021)  View: HTML | PDF

Electro-optically Q-switched operation of a high-peak-power Tb:LiYF4 green laser

Opt. Express 29(20), 31706-31713 (2021)  View: HTML | PDF

Generation and amplification of a multi-beam sub-nanosecond laser

Opt. Express 29(20), 32220-32227 (2021)  View: HTML | PDF

Highly stable sub-nanosecond Nd:YAG pump laser for optically synchronized optical parametric chirped-pulse amplification

Opt. Express 29(20), 32404-32411 (2021)  View: HTML | PDF

Spectrally combined three-diode-pumped compact femtosecond Ti:sapphire laser exceeding 1 W mode-locked power

Opt. Express 29(20), 32649-32657 (2021)  View: HTML | PDF

Sub-sampled modal decomposition in few-mode fibers

Opt. Express 29(20), 32670-32681 (2021)  View: HTML | PDF

Artificially formed resistive ITO/p-GaN junction to suppress the current spreading and decrease the surface recombination for GaN-based micro-light emitting diodes

Opt. Express 29(20), 31201-31211 (2021)  View: HTML | PDF

Issue of spatial coherence in MQW based micro-LED simulation

Opt. Express 29(20), 31520-31526 (2021)  View: HTML | PDF

Enhanced light extraction efficiency of an LED package by a surface-mounted amorphous photonic structure

Opt. Express 29(20), 31594-31606 (2021)  View: HTML | PDF

Ultrafast machine vision with artificial neural network devices based on a GaN-based micro-LED array

Opt. Express 29(20), 31963-31973 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Improved dual-polarized wideband multifunctional switchable absorber/reflector based on active frequency selective surfaces

Opt. Express 29(20), 31036-31047 (2021)  View: HTML | PDF

Ultra-narrowband resonant light absorber for high-performance thermal-optical modulators

Opt. Express 29(20), 31048-31057 (2021)  View: HTML | PDF

Theoretical analysis of glide-Z2 magnetic topological photonic crystals

Opt. Express 29(20), 31164-31178 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Ultrabroadband and ultrathin absorber based on an encapsulated T-shaped metasurface

Opt. Express 29(20), 31311-31323 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Tunable dual-band and high-quality-factor perfect absorption based on VO2-assisted metasurfaces

Opt. Express 29(20), 31488-31498 (2021)  View: HTML | PDF

Polarization-insensitive achromatic metalens based on computational wavefront coding

Opt. Express 29(20), 31902-31914 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Omnidirectional photonic bandgap in one-dimensional photonic crystals containing hyperbolic metamaterials

Opt. Express 29(20), 31915-31923 (2021)  View: HTML | PDF

Polarization-multiplexed wavefront-engineering by all-dielectric metasurface with asymmetric polarization-decoupled meta-atoms

Opt. Express 29(20), 32377-32387 (2021)  View: HTML | PDF

Single pixel wide gamut dynamic color modulation based on a graphene micromechanical system

Opt. Express 29(20), 32491-32504 (2021)  View: HTML | PDF

Near-infrared image recovery based on modulation instability in CdZnTe:V

Opt. Express 29(20), 31145-31155 (2021)  View: HTML | PDF

Roles of fiber birefringence and Raman scattering in the spontaneous four-wave mixing process through birefringent fibers

Opt. Express 29(20), 31348-31363 (2021)  View: HTML | PDF

Post-compression of long-wave infrared 2 picosecond sub-terawatt pulses in bulk materials

Opt. Express 29(20), 31714-31725 (2021)  View: HTML | PDF

Interference fringes in a nonlinear Michelson interferometer based on spontaneous parametric down-conversion

Opt. Express 29(20), 32006-32019 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Nonlinearity-modulated single molecule trapping and Raman scattering analysis

Opt. Express 29(20), 32285-32295 (2021)  View: HTML | PDF

Strong single-photon optomechanical coupling in a hybrid quantum system

Opt. Express 29(20), 32639-32648 (2021)  View: HTML | PDF

Modal dynamics in multimode optical fibers: an attractor of high-order modes

Opt. Express 29(20), 32682-32690 (2021)  View: HTML | PDF

Single-pixel optical modulation analyzer: a low-complexity frequency-dependent IQ imbalance monitor based on direct detection with phase retrieval

Opt. Express 29(20), 31115-31129 (2021)  View: HTML | PDF

Scalable distributed microwave photonic MIMO radar based on a bidirectional ring network

Opt. Express 29(20), 31508-31519 (2021)  View: HTML | PDF

Low cost O-band inter-datacenter interconnect utilizing a 4-bit resolution digital-to-analog converter for PAM-4 signal generation

Opt. Express 29(20), 31527-31536 (2021)  View: HTML | PDF

PAM4 rolling-shutter demodulation using a pixel-per-symbol labeling neural network for optical camera communications

Opt. Express 29(20), 31680-31688 (2021)  View: HTML | PDF

Multiple Stokes sectional plane image based modulation format recognition with a generative adversarial network

Opt. Express 29(20), 31836-31848 (2021)  View: HTML | PDF

Research on the lossless contention MAC protocol and the performance of an ultraviolet communication network

Opt. Express 29(20), 31952-31962 (2021)  View: HTML | PDF

Cause-aware failure detection using an interpretable XGBoost for optical networks

Opt. Express 29(20), 31974-31992 (2021)  View: HTML | PDF

Editors' Pick

200-m/500-Mbps underwater wireless optical communication system utilizing a sparse nonlinear equalizer with a variable step size generalized orthogonal matching pursuit

Opt. Express 29(20), 32228-32243 (2021)  View: HTML | PDF

Demonstration of a 50G-PON with a 45-dB power budget using an IQ-interleaved coherent detection scheme

Opt. Express 29(20), 32523-32534 (2021)  View: HTML | PDF

Free-space optical communication with quasi-ring Airy vortex beam under limited-size receiving aperture and atmospheric turbulence

Opt. Express 29(20), 32580-32590 (2021)  View: HTML | PDF

Low spatial complexity adaptive artificial neural network post-equalization algorithms in MIMO visible light communication systems

Opt. Express 29(20), 32728-32738 (2021)  View: HTML | PDF

Investigation of the tool influence function neighborhood effect in atmospheric pressure plasma processing based on an innovative reverse analysis method

Opt. Express 29(20), 31376-31392 (2021)  View: HTML | PDF

Design of a discrete flexure for a SiC deformable mirror with PMN stacked-actuators

Opt. Express 29(20), 31778-31795 (2021)  View: HTML | PDF

Hybrid design of diffractive optical elements for optical beam shaping

Opt. Express 29(20), 31875-31890 (2021)  View: HTML | PDF

Imaging performance of an ultra-precision machining-based Fresnel lens in ophthalmic devices

Opt. Express 29(20), 32068-32080 (2021)  View: HTML | PDF

Design of multilayer optical thin-films based on light scattering properties and using deep neural networks

Opt. Express 29(20), 32627-32638 (2021)  View: HTML | PDF

Microbubble resonators for scattering-free absorption spectroscopy of nanoparticles

Opt. Express 29(20), 31130-31136 (2021)  View: HTML | PDF

Ultrasensitive temperature sensor and mode converter based on a modal interferometer in a two-mode fiber

Opt. Express 29(20), 32135-32148 (2021)  View: HTML | PDF

High-precision photonic crystal fiber-based pressure sensor with low-temperature sensitivity

Opt. Express 29(20), 32453-32463 (2021)  View: HTML | PDF

RIN induced penalties in G.654.E and G.652.D based distributed Raman amplifiers for coherent transmission systems

Opt. Express 29(20), 32081-32088 (2021)  View: HTML | PDF

All-optical enhancement of minimum detectable perturbation in intensity-based fiber sensors

Opt. Express 29(20), 32114-32123 (2021)  View: HTML | PDF

In-process measurement of a keyhole using a low-coherence interferometer with a high repetition rate

Opt. Express 29(20), 32169-32178 (2021)  View: HTML | PDF

Femtosecond laser point-by-point inscription of an ultra-weak fiber Bragg grating array for distributed high-temperature sensing

Opt. Express 29(20), 32615-32626 (2021)  View: HTML | PDF

High performance ZnS antireflection sub-wavelength structures with HfO2 protective film for infrared optical windows

Opt. Express 29(20), 31058-31067 (2021)  View: HTML | PDF

Strong UV laser absorption source near 355 nm in fused silica and its origination

Opt. Express 29(20), 31849-31858 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

Tunable broadband near-infrared luminescence in glass realized by defect-engineering

Opt. Express 29(20), 32149-32157 (2021)  View: HTML | PDF

Editors' Pick

Towards small target recognition with photonics-based high resolution radar range profiles

Opt. Express 29(20), 31574-31581 (2021)  View: HTML | PDF

RoF distributed antenna architecture– and reinforcement learning–empowered real-time EMI immunity for highly reliable railway communication

Opt. Express 29(20), 32333-32348 (2021)  View: HTML | PDF

3D calibration of microsphere position in optical tweezers using the back-focal-plane interferometry method

Opt. Express 29(20), 32271-32284 (2021)  View: HTML | PDF

Generation of perfect helical Mathieu vortex beams

Opt. Express 29(20), 32439-32452 (2021)  View: HTML | PDF

Phase interrogation surface plasmon resonance hyperspectral imaging sensor for multi-channel high-throughput detection

Opt. Express 29(20), 31418-31425 (2021)  View: HTML | PDF

Strengthening practical continuous-variable quantum key distribution against measurement angular error

Opt. Express 29(20), 30978-30990 (2021)  View: HTML | PDF

Interaction of two quantum dots mediated by edge modes of coupled-cavity arrays

Opt. Express 29(20), 31010-31025 (2021)  View: HTML | PDF

Mitigating the effect of atmospheric turbulence on orbital angular momentum-based quantum key distribution using real-time adaptive optics with phase unwrapping

Opt. Express 29(20), 31078-31098 (2021)  View: HTML | PDF  [Suppl. Mat. (2)]

Phase gradient protection of stored spatially multimode perfect optical vortex beams in a diffused rubidium vapor

Opt. Express 29(20), 31582-31593 (2021)  View: HTML | PDF

Dynamic manipulation of three-color light reflection in a defective atomic lattice

Opt. Express 29(20), 31767-31777 (2021)  View: HTML | PDF

Secure quantum secret sharing without signal disturbance monitoring

Opt. Express 29(20), 32244-32255 (2021)  View: HTML | PDF

Simulation of quantum delayed-choice experiment through a single shot

Opt. Express 29(20), 32464-32473 (2021)  View: HTML | PDF

Conversion efficiency of multi-keV L-shell-band X-ray emission

Opt. Express 29(20), 31726-31738 (2021)  View: HTML | PDF

Topological edge state bandwidth tuned by multiple parameters in two-dimensional terahertz photonic crystals with metallic cross structures

Opt. Express 29(20), 32105-32113 (2021)  View: HTML | PDF

Sub-15-fs X-ray pump and X-ray probe experiment for the study of ultrafast magnetization dynamics in ferromagnetic alloys

Opt. Express 29(20), 32388-32403 (2021)  View: HTML | PDF

Improving the quality of active millimeter wave standoff imaging by incorporating the cross-polarized scattering wave

Opt. Express 29(20), 32603-32614 (2021)  View: HTML | PDF

Superluminal-subluminal orbital angular momentum femtosecond laser focus

Opt. Express 29(20), 31665-31679 (2021)  View: HTML | PDF  [Suppl. Mat. (2)]

Editors' Pick

Ultrafast laser-induced strain waves in thin ruthenium layers

Opt. Express 29(20), 32051-32067 (2021)  View: HTML | PDF

Influence of a damping parameter on helicity-independent all-optical switching

Opt. Express 29(20), 32535-32546 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]

GRINCU lens with conicoid iso-indicial surfaces: application for modeling the crystalline lens

Opt. Express 29(20), 30998-31009 (2021)  View: HTML | PDF  [Suppl. Mat. (1)]