OOIR: Observatory of International Research

Papers

(The H4-Index of Photonics is 30. 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 2021-04-01 to 2025-04-01.)

Article	Citations
Station Arrangement Optimization of Photoelectric Theodolites Based on Efficient Traversing Discrete Points	122
Accurate Determination of the Low-Light-Level Absorption of DUV-Fused Silica at 193 nm with Laser Calorimetry	84
Numerical MCRT Simulation and Inter-Symbol Interference Analysis of Laser Multipath Transmission in Airborne Air-to-Air Channels	77
A Review of Progress about Birefringent Filter Design and Application in Ti:sapphire Laser	76
Advances in Optical Visual Information Security: A Comprehensive Review	55
Advances in Organic Upconversion Devices	48
Coarse Phasing Detection Using Multiwavelength Wavefront	46
Research and Application of Interferogram Acquisition Method for Ground-Based Fourier-Transform Infrared Greenhouse Gas Spectrometer	45
Curved Holographic Augmented Reality Near-Eye Display System Based on Freeform Holographic Optical Element with Extended Field of View	43
Thermal Stability and Optical Behavior of Porous Silicon and Porous Quartz Photonic Crystals for High-Temperature Applications	42
Room Temperature Terahertz and Frequency Combs Based on Intersubband Quantum Cascade Laser Diodes: History and Future	42
Losses and Energy Backflows of the Fundamental Core Mode in Solid Core Micro Structured Optical Fibers	42
A Detailed Study of a Resonant-Assisted Segmented Cladding Fiber for Large Mode Area Applications	41
Parameter Study on Ultraviolet Rayleigh–Brillouin Doppler Lidar with Dual-Pass Dual Fabry–Perot Interferometer for Accurately Measuring Near-Surface to Lower Stratospheric Wind Field	40
Review of the Fundamental Measurement Modalities in Photoacoustic Mechanical Imaging	40
Information Entropy and Its Periodic Features in Hermite–Gaussian Correlated Schell-Model Beams in a Gradient-Index Fiber	39
Cascaded Directional Coupler-Based Triplexer Working on Spectroscopically Relevant Wavelengths for Multiple Gas Detection	38
A Review of Exoplanet Detection Telescopes: Performance Design and Technology Optimization	37
Research on Low-Altitude Aircraft Point Cloud Generation Method Using Single Photon Counting Lidar	37
Silicon Photonics Devices and Integrated Circuits	36
Design of a Large-Format Low-Light Imaging System Based on the RGB Filter Wheel	35
Bit Error Rate of Multi-Gaussian Correlated Asymmetric Bessel Beam Through Turbulent Ocean	33
Quarter-Wave Plate Meta-Atom Metasurfaces for Continuous Longitudinal Polarization Modulation of Hybrid Poincaré Sphere Beams	33
Adaptive Varifocal Lenses Based on Dielectric Elastomer Actuator	33
The Use of Biomass-Derived Chitosan for Colorimetric pH Detection	32

Wafer-Scale Experimental Determination of Coupling and Loss for Photonic Integrated Circuit Design Optimisation	32
Advancements and Challenges of Visible Light Communication in Intelligent Transportation Systems: A Comprehensive Review	32
Deep-Learning-Based Defect Evaluation of Mono-Like Cast Silicon Wafers	31
Near-Perfect Narrow-Band Tunable Graphene Absorber with a Dual-Layer Asymmetric Meta-Grating	30
Microcomb-Driven Optical Convolution for Car Plate Recognition	30
The Third-Order Nonlinear Optical Properties of Sb2S3/RGO Nanocomposites	30
Tunable Multi-Channels Bandpass InGaAsP Plasmonic Filter Using Coupled Arrow Shape Cavities	30
All Optical Stabilizations of Nano-Structure-Based QDash Semiconductor Mode-Locked Lasers Based on Asymmetric Dual-Loop Optical Feedback Configurations	30