OOIR: Observatory of International Research

Papers

(The TQCC of Applied Optics is 5. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2020-04-01 to 2024-04-01.)

Article	Citations
Holographic tomography: techniques and biomedical applications [Invited]	75
Determination of 1-propanol, ethanol, and methanol concentrations in water based on a one-dimensional phoxonic crystal sensor	63
Modeling of a biosensor using Tamm resonance excited by graphene	60
Optical 1-bit comparator based on two-dimensional photonic crystals	51
Silicon nitride waveguide devices based on gradient-index lenses implemented by subwavelength silicon grating metamaterials	46
Design and experimental study of a polarization imaging optical system for oil spills on sea surfaces	45
Double U-groove temperature and refractive index photonic crystal fiber sensor based on surface plasmon resonance	44
Defect mode tunability based on the electro-optical characteristics of the one-dimensional graphene photonic crystals	44
Reconciling models of primary production and photoacclimation [Invited]	43
Design of all-optical D flip-flop using photonic crystal waveguides for optical computing and networking	41
Cancer cell detection by a heart-shaped dual-core photonic crystal fiber sensor	41
SESAM mode-locked Tm:LuYO₃ ceramic laser generating 54-fs pulses at 2048 nm	41
Machine learning methods for identification and classification of events in ϕ-OTDR systems: a review	40
Direct and accurate phase unwrapping with deep neural network	39
Surface plasmon biosensor based on Bi₂Te₃ antimonene heterostructure for the detection of cancer cells	39
Dual-polarized highly sensitive surface-plasmon-resonance-based chemical and biomolecular sensor	38
Digital holographic imaging and classification of microplastics using deep transfer learning	38
Ultra-fast all-optical 2-to-4 decoder based on a photonic crystal structure	37
Digital lensless holographic microscopy: numerical simulation and reconstruction with ImageJ	36
Size-dependent optical-electrical characteristics of blue GaN/InGaN micro-light-emitting diodes	36
Polarization-insensitive dual-wideband fractal meta-absorber for terahertz applications	36
Polygon-based computer-generated holography: a review of fundamentals and recent progress [Invited]	34
Realization of an all-optical comparator using beam interference inside photonic crystal waveguides	33
Distorted pinhole camera modeling and calibration	33
Single-shot common-path off-axis digital holography: applications in bioimaging and optical metrology [Invited]	32

Identification of microplastics in a large water volume by integrated holography and Raman spectroscopy	32
Design of a high-performance graphene/SiO₂-Ag periodic grating/MoS₂ surface plasmon resonance sensor	31
Underwater image restoration by red channel compensation and underwater median dark channel prior	31
Polarization-sensitive photonic bandgaps in hybrid one-dimensional photonic crystals composed of all-dielectric elliptical metamaterials and isotropic dielectrics	31
Optical sensing based on multimode Fano resonances in metal-insulator-metal waveguide systems with X-shaped resonant cavities	30
Rolling angle recovery of flowing cells in holographic tomography exploiting the phase similarity	30
Subwavelength grating waveguide filter based on cladding modulation with a phase-change material grating	30
Seasonal bias in global ocean color observations	30
Surface plasmon resonance temperature sensor based on a photonic crystal fiber filled with silver nanowires	29
Compressive spectral image reconstruction using deep prior and low-rank tensor representation	29
SPR performance enhancement for DNA hybridization employing black phosphorus, silver, and silicon	29
3.25 kW all-fiberized and polarization-maintained Yb-doped amplifier with a 20 GHz linewidth and near-diffraction-limited beam quality	29
Switchable terahertz metasurface with polarization conversion and filtering functions	28
Surface plasmon resonance sensor based on U-shaped photonic quasi-crystal fiber	28
Optomechanical inertial sensors	28
Fano resonance based on D-shaped waveguide structure and its application for human hemoglobin detection	28
Construction and validation of UV-C decontamination cabinets for filtering facepiece respirators	28
Eye-box extended retinal projection type near-eye display with multiple independent viewpoints [Invited]	27
Influence of optical forces induced by paraxial vortex Gaussian beams on the formation of a microrelief on carbazole-containing azopolymer films	27
Slotted photonic crystal fiber-based plasmonic biosensor	27
Three-dimensional deeply generated holography [Invited]	27
Incoherent color digital holography with computational coherent superposition for fluorescence imaging [Invited]	27
Magnetically tunable metasurface comprising InAs and InSb pixels for absorbing terahertz radiation	26
Multiple-order diffractive engineered surface lenses	26
Multi-point line focused laser differential interferometer for high-speed flow fluctuation measurements	26
Broadband and low crosstalk silicon on-chip mode converter and demultiplexer for mode division multiplexing	26
Fine structure of perturbed Laguerre–Gaussian beams: Hermite–Gaussian mode spectra and topological charge	26
Design of all-optical reversible logic gates using photonic crystal waveguides for optical computing and photonic integrated circuits	26
Negative curvature hollow-core anti-resonant fiber for terahertz sensing	26
Automatic traffic monitoring by ϕ-OTDR data and Hough transform in a real-field environment	26
Conductive metal–oxide-based tunable, wideband, and wide-angle metamaterial absorbers operating in the near-infrared and short-wavelength infrared regions	26
Sapphire Fabry–Perot interferometer for high-temperature pressure sensing	25
Deep-learning-based binary hologram	25
Point absorbers in Advanced LIGO	25
Deep neural network for fringe pattern filtering and normalization	25
Single-shot in-line Fresnel incoherent holography using a dual-focus checkerboard lens	25
Leonardo spaceborne infrared payloads for Earth observation: SLSTRs for Copernicus Sentinel 3 and PRISMA hyperspectral camera for PRISMA satellite	24
Thin thermally grown oxide thickness detection in thermal barrier coatings based on SWT-BP neural network algorithm and terahertz technology	24
Efficient implementation of optical scanning holography in cancelable biometrics	24
Dual-band and polarization-independent metamaterial terahertz narrowband absorber	24
Sensing mechanism of an Au-TiO₂-Ag nanograting based on Fano resonance effects	24
Measurement of supersonic jet screech with focused laser differential interferometry	24
Tunable multiple Fano resonances based on a plasmonic metal-insulator-metal structure for nano-sensing and plasma blood sensing applications	24
Division of focal plane red–green–blue full-Stokes imaging polarimeter	24
Optimization of noncollinear AOTF design for laser beam shaping	23
DMD-based three-dimensional chromatic confocal microscopy	23
Single-shot common-path off-axis dual-wavelength digital holographic microscopy	23
Open-source, cost-effective, portable, 3D-printed digital lensless holographic microscope	22
Femtosecond supercontinuum generation around 1560 nm in hollow-core photonic crystal fibers filled with carbon tetrachloride	22
Generation and measurement of high-order optical vortices by using the cross phase	22

Sensitivity enhancement of the SPR biosensor for Pseudomonas bacterial detection employing a silicon-barium titanate structure	22
Optimized plasmonic reversible logic gate for low loss communication	22
Density functional theory study of mixed halide influence on structures and optoelectronic attributes of CsPb(I/Br)₃	22
Design and analysis of an optical three-input AND gate using a photonic crystal fiber	22
Strong extrinsic chirality in biaxial hyperbolic material α-MoO₃ with in-plane anisotropy	22
Calibration of a polarization image sensor and investigation of influencing factors	22
Propagation characteristics of the perfect vortex beam in anisotropic oceanic turbulence	22
Compact, broadband, and low-loss silicon photonic arbitrary ratio power splitter using adiabatic taper	21
Multi-focus image fusion using fractal dimension	21
Learned holographic light transport: invited	21
Decoding scheme based on CNN for mobile optical camera communication	21
Feasibility analysis of an SMS-/MSM-/SMSMS-based optical fiber sensor structure	21
Raman suppression within the gain fiber of high-power fiber lasers	21
Photonic generation of a parabolic-shaped microwave signal and dual-linear-chirp microwave waveform	21
Recognition and detection of aero-engine blade damage based on Improved Cascade Mask R-CNN	20
Robust seam tracking via a deep learning framework combining tracking and detection	20
Improving carrier transport in AlGaN deep-ultraviolet light-emitting diodes using a strip-in-a-barrier structure	20
Cepstral analysis for baseline-insensitive absorption spectroscopy using light sources with pronounced intensity variations	20
Polarized lidar and ocean particles: insights from a mesoscale coccolithophore bloom	20
JPEG Pleno holography: scope and technology validation procedures	20
Low-loss single-mode modified conjoined tube hollow-core fiber	20
Design and fabrication of an off-axis four-mirror system for head-up displays	20
Ultrashort inverted tapered silicon ridge-to-slot waveguide coupler at 1.55 µm and 3.392 µm wavelength	20
Hypersonic N₂ boundary layer flow velocity profile measurements using FLEET	20
Broadband omnidirectional near-infrared reflector based on an angle-insensitive photonic band gap	20
Design of achromatic augmented reality visors based on composite metasurfaces	20
Watt-level diode-pumped thulium lasers around 2.3 µm	19
Optical spanner for nanoparticle rotation with focused optical vortex generated through a Pancharatnam–Berry phase metalens	19
Photosensitivity and reflectivity of the active layer in a Tamm-plasmon-polariton-based organic solar cell	19
Lane detection in dense fog using a polarimetric dehazing method	19
High concentration factor diffractive microlenses integrated with CMOS single-photon avalanche diode detector arrays for fill-factor improvement	19
Open-channel-based dual-core D-shaped photonic crystal fiber plasmonic biosensor	19
Energy-saving all-weather window based on selective filtering of solar spectral radiation	19
Q-Switched YDFL generation by a MAX phase saturable absorber	19
Mueller matrix ellipsometer based on discrete-angle rotating Fresnel rhomb compensators	19
High-speed imaging of the sound field by parallel phase-shifting digital holography	19
Panoramic annular SLAM with loop closure and global optimization	19
Photonic approach for simultaneous measurement of microwave DFS and AOA	19
Frequency-based optimized random phase for computer-generated holographic display	19
Embedded optical fiber link interferometer sensors for snapshot surface inspection using the synthetic wavelength technique	19
254 W laser-diode dual-end-pumped Tm:YAP InnoSlab laser	19
Fiber directional position sensor based on multimode interference imaging and machine learning	19
Accuracy improvement of quantitative LIBS analysis of coal properties using a hybrid model based on a wavelet threshold de-noising and feature selection method	19
Laser ultrasonic imaging for defect detection on metal additive manufacturing components with rough surfaces	19
Quantitative focused laser differential interferometry with hypersonic turbulent boundary layers	19
Information content of absorption spectra and implications for ocean color inversion	18
Polarized light scattering measurements as a means to characterize particle size and composition of natural assemblages of marine particles	18
Ultra-broadband high-efficiency circular polarization conversion and terahertz wavefront manipulation based on an all-metallic reflective metasurface	18
Comparison of probability density functions for aperture-averaged irradiance fluctuations of a Gaussian beam with beam wander	18
Analysis method of the Offner hyperspectral imaging spectrometer based on vector aberration theory	17
Self-referenced terahertz refractive index sensor based on a cavity resonance and Tamm plasmonic modes	17
Cadmium-ion detection: a comparative study for a SnO₂, MoS₂, SnO₂/MoS₂, SnO₂-MoS₂ sensing membrane combination with a fiber-optic Mach	17
Dual-regulated broadband terahertz absorber based on vanadium dioxide and graphene	17
Classification of marine microalgae using low-resolution Mueller matrix images and convolutional neural network	17
Flexible, fast, and benchmarked vectorial model for focused laser beams	17
Cross-talk reduction in a graphene-based ultra-compact plasmonic encoder using an Au nano-ridge on a silicon substrate	17
Experimental investigation on aero-optical effects of a hypersonic optical dome under different exposure times	17
Normalization of underwater laser-induced breakdown spectroscopy using acoustic signals measured by a hydrophone	17
Using phase-corrected Bessel beams to cut glass substrates with a chamfered edge	17
Improved particle swarm optimization algorithm for high performance SPR sensor design	17
Elemental analysis of sage (herb) using calibration-free laser-induced breakdown spectroscopy	17
Application of laser cleaning in postwelding treatment of aluminum alloy	17
Study on the characteristics and mechanism of pulsed laser cleaning of polyacrylate resin coating on aluminum alloy substrates	17
Modeling UV-C irradiation chambers for mask decontamination using Zemax OpticStudio	17
In-vivo imaging of melanoma with simultaneous dual-wavelength acoustic-resolution-based photoacoustic/ultrasound microscopy	17
Surface integrity control of laser cleaning of an aluminum alloy surface paint layer	17
Flexible one-shot geometric calibration for off-axis deflectometry	17
Tunable narrowband shortwave-infrared absorber made of a nanodisk-based metasurface and a phase-change material Ge₂Sb₂Te₅ layer	16
Extended depth-of-field projection method using a high-speed projector with a synchronized oscillating variable-focus lens	16
Compact scanning confocal chromatic sensor enabling precision 3-D measurements	16
Theoretical analysis of large negative dispersion photonic crystal fiber with small confinement loss	16
Wireless-optical-communication-based cooperative IoT and IoUT system for ocean monitoring applications	16
Pixel crosstalk in naked-eye micro-LED 3D display	16
Methane leak detection by tunable laser spectroscopy and mid-infrared imaging	16
Real-time infrared image detail enhancement based on fast guided image filter and plateau equalization	16
Quantification of iris elasticity using acoustic radiation force optical coherence elastography	16
Two-photon cross-section calculations for krypton in the 190–220 nm range	16
Speckleless color dynamic three-dimensional holographic display based on complex amplitude modulation	16
Design and fabrication of freeform mirrors generating prescribed far-field irradiance distributions	16
Fresnel zone plate development for x-ray radiography of hydrodynamic instabilities at the National Ignition Facility	16

Dispersive microwave electrometry using Zeeman frequency modulation spectroscopy of electromagnetically induced transparency in Rydberg atoms	16
Optomechanical integrated optimization of a lightweight mirror for space cameras	16
Imaging quality improvement of ghost imaging in scattering medium based on Hadamard modulated light field	16
Spatial binary coding method for stripe-wise phase unwrapping	16
Evaluation of rice varieties using LIBS and FTIR techniques associated with PCA and machine learning algorithms	16
3D reconstruction of objects with occlusion and surface reflection using a dual monocular structured light system	15
Using continous wavelet analysis for monitoring wheat yellow rust in different infestation stages based on unmanned aerial vehicle hyperspectral images	15
Photoconductive mechanism of IR-sensitive iodized PbSe thin films via strong hole–phonon interaction and minority carrier diffusion	15
Wavefront reconstruction of a Shack–Hartmann sensor with insufficient lenslets based on an extreme learning machine	15
Deep ghost phase imaging	15
Low-complexity adaptive radius outlier removal filter based on PCA for lidar point cloud denoising	15
Design and implementation of a high-performance panoramic annular lens	15
High-quality 3D shape measurement by kernel-optimized high sinusoidal similarity dither patterns	15
Analysis of graphene-based tunable THz four-band absorption sensors	15
Frequency-domain calculation of Smith–Purcell radiation for metallic and dielectric gratings	15
Data-driven three-dimensional super-resolution imaging of a turbulent jet flame using a generative adversarial network	15
Development of a compact imaging spectrometer form for the solar reflective spectral region	15
Accurate and nondestructive detection of apple brix and acidity based on visible and near-infrared spectroscopy	15
Numerical analysis of the DKDP-based high-energy optical parametric chirped pulse amplifier for a 100 PW class laser	15
Towards cavity-free ground-state cooling of an acoustic-frequency silicon nitride membrane	15
Performance analysis of phase retrieval using transport of intensity with digital holography [Invited]	15
Generation of a square-shaped pulse in mode-locked fiber lasers with a microfiber-based few-layer Nb₂C saturable absorber	15
Phase response optimization of a liquid crystal spatial light modulator with partially coherent light	15
Tunable terahertz absorption in Si/SiO₂-graphene multilayers: disorder and magneto-optical effects	15
Least-squares gamma estimation in fringe projection profilometry	15
Multiband metamaterial selective absorber for infrared stealth	15
Improved thermal stress model and its application in ultraviolet nanosecond laser cleaning of paint	15
Design of AlN ultraviolet metasurface for single-/multi-plane holography	15
Automatic optical inspection platform for real-time surface defects detection on plane optical components based on semantic segmentation	15
PML: a generalized monitor of atmospheric turbulence profile with high vertical resolution	15
Silica-based photonic crystal fiber infiltrated with 1,2-dibromoethane for supercontinuum generation	15
Simultaneous measurement of refractive index and temperature or temperature and axial strain based on an inline Mach–Zehnder interferometer with TCF–TF–TCF structure	15
Broadband dual-mode 2 × 2 3 dB multimode interference couplers with a shallowly etched multimode section	15
Zoom lens with high zoom ratio design based on Gaussian bracket and particle swarm optimization	15
Preprocessing in digital lensless holographic microscopy for intensity reconstructions with enhanced contrast	14
Machine learning informed predictor importance measures of environmental parameters in maritime optical turbulence	14
Fast-iterative automatic reconstruction method for quantitative phase image with reduced phase perturbations in off-axis digital holographic microscopy	14
Practical two-dimensional beam steering system using an integrated tunable laser and an optical phased array	14
Three-dimensional see-through augmented-reality display system using a holographic micromirror array	14
100 kHz krypton-based flow tagging velocimetry in a high-speed flow	14
Development of a position–velocity–time-modulated two-dimensional ion beam figuring system for synchrotron x-ray mirror fabrication	14
Long-wave infrared multi-wavelength optical source for standoff detection of chemical warfare agents	14
6G enabling FSO communication system employing integrated PDM-OAM-OCDMA transmission: impact of weather conditions in India	14
Image fusion using a multi-level image decomposition and fusion method	14
Phase derivative estimation in digital holographic interferometry using a deep learning approach	14
Design of a panoramic annular lens with ultrawide angle and small blind area	14
Coherent beam combination of seven 1.5 µm fiber amplifiers through up to 1 km atmospheric turbulence: near- and far-field experimental analysis	14
High-efficiency Ho:YLF slab laser with 125 W continuous-wave output power	14
Adaptive niche-genetic algorithm based on backpropagation neural network for atmospheric turbulence forecasting	14
High-order mode conversion in a few-mode fiber via laser-inscribed long-period gratings at 1.55 µm and 2 µm wavebands	14
Underwater compressive computational ghost imaging with wavelet enhancement	14
Numerical investigation of high birefringence and nonlinearity tellurite glass photonic crystal fiber with microstructured core	14
Microlens array snapshot hyperspectral microscopy system for the biomedical domain	14
Tunable and asymmetric optical bistability of one-dimensional photonic crystals based on InSb and nonlinear materials	14
PhotoelastNet: a deep convolutional neural network for evaluating the stress field by using a single color photoelasticity image	14
Spectral speckle-correlation imaging	14
Indoor location technology based on LED visible light and QR code	14
Influence of thermal blooming on the beam quality of an array of Hermite–Gaussian beams propagating in the atmosphere	14
Distorted underwater image reconstruction for an autonomous underwater vehicle based on a self-attention generative adversarial network	14
Active vibration isolation system based on the LADRC algorithm for atom interferometry	14
Diel variability of bulk optical properties associated with the growth and division of small phytoplankton in the North Pacific Subtropical Gyre	14
Fabrication techniques and stability analysis of SMF-/MMF-based differently tapered optical fiber structures	14
Highly sensitive strain sensor based on a long-period fiber grating with chain-shaped structure	14
Large-area liquid crystal beam deflector with wide steering angle	14
Determination of optical constants of thin films in the EUV	14
Bandwidth-tunable THz absorber based on diagonally distributed double-sized VO₂ disks	14
Holographic 3D particle reconstruction using a one-stage network	14
Design, alignment, and calibration of a focused laser differential interferometer	14
Output characteristics of Pr:YAlO₃ and Pr:YAG lasers pumped by high-power GaN laser diodes	14
High extinction ratio and low loss polarization beam splitter based on multimode interference for PICs	14
Cancer cell detector based on a slab waveguide of anisotropic, lossy, and dispersive left-handed material	14
Tuning the resolution and depth of field of a lens using an adjustable ring beam illumination	14
Asymmetric transmission of light waves in a photonic crystal waveguide heterostructure with complete bandgaps	14
Highly tunable thermal emitter with vanadium dioxide metamaterials for radiative cooling	14
Error analysis and optimization for Risley-prism imaging distortion correction	14
Broadband dynamically tunable terahertz absorber based on a Dirac semimetal	14
Compact optical module to generate arbitrary vector vortex beams	13
Sandstorm effect on experimental optical camera communication	13
Switchable broadband metamaterial absorber/reflector based on vanadium dioxide rings	13
Electrically controlled 1 × 2 tunable switch using a phase change material embedded silicon microring	13
Design and development of volume phase holographic grating based digital holographic interferometer for label-free quantitative cell imaging	13
Tunable fluidic lens with a dynamic high-order aberration control	13
Far-field optical path noise coupled with the pointing jitter in the space measurement of gravitational waves	13
Ghost imaging of blurred object based on deep-learning	13
Numerical and experimental study on the impact of chromatic dispersion on O-band direct-detection transmission	13
Performance evaluation of a digital holographic camera under variable source power and exposure time	13
Realization of absorption, filtering, and sensing in a single metamaterial structure combined with functional materials	13
Real-time matching strategy for rotary objects using digital image correlation	13
Mitigation of laser-induced contamination in vacuum in high-repetition-rate high-peak-power laser systems	13
Interferometric orbital angular momentum mode detection in turbulence with deep learning	13
Three-parameter measurement optical fiber sensor based on a hybrid structure	13
Machine-learning informed macro-meteorological models for the near-maritime environment	13
Characteristics of photonic jets generated by a dielectric sphere illuminated by a Gaussian beam	13
Ring core few-mode fiber sensor for curvature measurement	13
Low power, high speed, all-optical logic gates based on optical bistability in graphene-containing compact microdisk resonators	13