OOIR: Observatory of International Research

Papers

(The TQCC of Radio Science is 3. 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
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Issue Information	21
Structural Analysis of Nano Core PCF With Fused Cladding for Supercontinuum Generation in 6G Networks	18
Modeling E‐Region Artificial Periodic Inhomogeneity	16
The Geomagnetic Storm Time Responses of the TEC, foF2, and hmF2 in Different Solar Activity During Solar Cycle 24 and 25	15
Issue Information	14
Energy Consumption of IoT Devices: An Accurate Evaluation to Better Predict Battery Lifetime	14
Microwave Split Ring Resonator Sensor for Determination of the Fluids Permittivity With Measurement of Human Milk Samples	14
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Thank You to Our 2020 Reviewers	12
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Radiation Properties Improvement of 1 × 4 Array of Wideband Printed Antenna Supported by AMC Surface for Vehicular MIMO Systems	11
Issue Information	11
Study on Differential Phase Delay of Same‐Beam VLBI in Rendezvous and Docking of Chang'E‐5	10
Observations of ULF Pulsations During TRINNI Events	10
The Development of Spatial Attention U‐Net for the Recovery of Ionospheric Measurements and Extraction of Ionospheric Parameters	10
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Analysis of Two Selected Solar Events in 2011 and 2015 With Mars Express Radio Occultation Data	10
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Coherency of Lightning Sferics	9
Occurrence Rates of Spread‐F Echoes in Australasian VI Ionograms	9
Issue Information	9
Quantitative Relationship Between Current Pulses and Associated Low‐Frequency Magnetic Fields During Initial Stage of Rocket‐Triggered Lightning	9

High‐Precision Carrier Tracking Algorithm for Extremely Weak and High‐Dynamic Signals	8
Measurement of SST and SSS Using Frequencies in the Range 0.3–2.0 GHz	8
Diffuse Whistler‐Mode Waves Detected by Kaguya in the Lunar Polar Region	8
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Issue Information	8
Ocean Surface Radial Velocity Imaging in the AT‐INSAR Velocity Bunching Model: A Functional Approach	8
Terrestrial High‐Power LF Signals as Contributing Factors to the Heliospheric Environment	8
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Single Waveguide Feed Omnidirectional and Circularly Polarized Transceiver Waveguide Slot Antenna for Satellite Communication Applications	7
SLF/ELF Fields From VED Solved by Normalized Spherical Harmonic Functions	7
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Examining the Tolerance of GNSS Receiver Phase Tracking Loop Under the Effects of Severe Ionospheric Scintillation Conditions Based on Its Bandwidth	7
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An EISCAT UHF/ESR Experiment That Explains How Ionospheric Irregularities Induce GPS Phase Fluctuations at Auroral and Polar Latitudes	7
Effect of Urbanization Through Land Coverage Classification	6
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Mutual Coupling Reduction in a Patch Antenna Array Based on Planar Frequency Selective Surface Structure	6
AI‐Assisted Design of Printed Edge‐Fed Non‐Uniform Zig‐Zag Antenna for mm‐Wave Automotive Radar	6
Synthetic Rain Models and Optical Flow Algorithms for Improving the Resolution of Rain Attenuation Time Series Simulated From Numerical Weather Prediction	6
Deriving Ionospheric Total Electron Content by VLBI Global Observing System Data Analysis During the CONT17 Campaign	6
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Occurrence Rates of SuperDARN Ground Scatter Echoes and Electron Density in the Ionosphere	6
Issue Information	6
Comparing Discrete and Empirical Troposphere Delay Models: A Global IGS‐Based Evaluation	6
Enhancement of Precise Underwater Object Localization	6
Characteristic Research on Electromagnetic Response of Two‐Dimensional Complex Structure Targets Based on Meshless Method	5
Statistical Study on Plasma Velocities in the Bottom‐Side Ionosphere Over Low Latitude Hainan Station: Digisonde Measurement	5
Rectangular Microstrip With Co‐Planar Corner Loading: Advanced Antenna and Array Design for High Cross‐Polar Isolation Across All Radiation Planes	5
Modeling and Design of Improved‐Gain Wideband Magneto‐Electric Dipole Antenna for Micro‐BTS Applications	5
Synthetic Aperture Radar Imaging Below a Random Rough Surface	5
Compact and Wideband Cavity‐Backed Antenna With Elliptical Coupling Slot and Elliptical Aperture for Satellite Communications Transceiver Applications	5
Landmine Detection Using Electromagnetic Time Reversal‐Based Methods: 2. Performance Analysis of TR‐MUSIC	5
Electromagnetic Energy Propagation Through Rock of Low Loss Tangent	5
Ultra‐wide Band Antipodal Vivaldi Antenna Using Metasurface Lens for Gain and Front‐To‐Back Ratio (FBR) Improvement	5
Secrecy Sum Rate Maximization of RIS Assisted Downlink NOMA System	5
Tunable High‐Resolution Synthetic Aperture Radar Imaging	5
Detection of Ore‐Forming Elements Migrated From Rock and Soil to Vegetation Leaves Using Hyperspectral Data	5
Realizing Orthogonal Modes in Compact Cavity‐Backed Dual‐Polarized Antenna Through Simple Feeding Structures for Millimeter‐Wave AiP Applications	5
Issue Information	5
A Long‐Term Experimental Investigation on the Impact of Rainfall on Short 6G D‐Band Links	5
First Results on E Region Irregularities From a 53 MHz Radar Experiment From Haringhata, India	4
Direct Digital RF Transceiver Technology for Millimeter‐Wave DBF Systems	4
Ultra‐Wideband and Polarization‐Independent RCS Reduction Based on Polarization Conversion Metasurface	4
Remote Sensing of Mid‐Latitude Ionospheric Magnetic Field Fluctuations Using Cosmic Radio Sources	4
Evaluation of Different Methods for Calculating the ROTI Index Over the Brazilian Sector	4
Impact of Common Reflecting and Absorbing Building Materials on THz Multipath Channels	4
An Observed Trend Between Mid‐Latitudes Km‐Scale Irregularities and Medium‐Scale Traveling Ionospheric Disturbances	4
Low Latitude Ionospheric Irregularity Observations Across a Wide Frequency Spectrum From VHF to S‐Band in the Indian Longitudes	4
On the Noise Estimation in Super Dual Auroral Radar Network Data	4
Operational Multi‐GNSS Global Ionosphere Maps at GFZ Derived From Uncombined Code and Phase Observations	4

Spatial‐Temporal Analysis of Inter Tropical Discontinuity Influence on Radio Signal Behavior in Nigeria	4
Validation of Wind Measurements From a 53 MHz ST Radar Pilot Array Located at University of Calcutta With Collocated Radiosonde Launches	4
A Prototype of a 900 MHz Band Integrated Rectenna by Using a Planar Monopole Antenna With Feeder	4
Automatic Segmentation Model and Parameter Extraction Algorithm for Lightning Whistlers	4
Using the World Wide Lightning Location Network (WWLLN) to Study Very Low Frequency Transmission in the Earth‐Ionosphere Waveguide: 1. Comparison With a Full‐Wave Model	4
Verification of an Intelligent Ray Launching Algorithm in Indoor Environments in the Ka‐Band	4
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Multi‐Frequency SuperDARN Interferometer Calibration	3
Spectroscopic Evaluation of Epidermis‐Equivalent Phantom in Terahertz‐Frequency Region	3
A Sorting Method for Radar Echo Extraction Based on Observation Submatrix	3
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A Novel Flexible Ultra Wide Band Wearable Slot Antenna With Defected Ground for WBAN Applications	3
Issue Information	3
Consistency of the Troposphere Wet Delay From Water Vapor Radiometer and Co‐Located GPS Station	3
A Novel Miniaturized Band‐Stop Frequency Selective Surface With Ultra‐Wideband Characteristics	3
Issue Information	3
Channel Estimation for Deep Space Communications Under the Effect of Solar Scintillation	3
A Fast Non‐Local Means Filtering Method for Interferometric Phase Based on Wavelet Packet Transform	3
Issue Information	3
Using the World Wide Lightning Location Network (WWLLN) to Study Very Low Frequency Transmission in the Earth‐Ionosphere Waveguide: 2. Model Test by Patterns of Detection/Non‐Detection	3
Ionospheric Echo Detection in Digital Ionograms Using Convolutional Neural Networks	3
A Regional SAR Dark Spot Detection Method Based on GMTRJ Algorithm	3
Long‐Term Rain Attenuation Measurement for Short‐Range mmWave Fixed Link Using DSD and ITU‐R Prediction Models	3
Innovative Study of Resistor Shunt‐Based Bridged‐T Topology With Bandpass Negative Group Delay Behavior	3
Issue Information	3
A Statistical Study of Auroral Medium Frequency Bursts and Anomalous Incoherent Scatter Radar Echoes	3
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Stochastic Analysis of Epithelial/Absorbed Power Density in Multilayered Planar Skin Model With Uncertain Tissue Electric Properties	3
Comparison of Atmospheric Refractivity Estimation Methods and Their Influence on Radar Propagation Predictions	3
Automated Detection of Antenna Malfunctions in Large‐N Interferometers: A Case Study With the Hydrogen Epoch of Reionization Array	3
Multi‐Position Facility for HF Doppler Sounding of Ionospheric Inhomogeneities in Ukraine	3
Fast and Accurate Solution for the Surface Fields Scattering of a Dipole Antenna Placed on Planar Multi‐Layered Earth	3
Fast and Efficient Analysis of Receiving Antennas Enclosed by Variable‐Thickness Radome	3
Pade Approximant ELF VED Fields in the Earth‐Ionosphere Cavity	3
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A Technique for the Array Partitioning	3
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An Improved Method of Surface Clutter Simulation Based on Orbiting Radar in Tianwen‐1 Mars Exploration	3
Mathematical Model of a Rectangular Double Negative Meta‐Structure for 5G Applications	3
Proposal of Technique for Analysis of Complementary Frequency Selective Surfaces	3
Processing of VLF Amplitude Measurements: Deduction of a Quiet Time Seasonal Variation	3
Issue Information	3
Automatic Scaling of Vertical Ionograms Based on Generative Adversarial Network	3