OOIR: Observatory of International Research

Papers

(The TQCC of IET Microwaves Antennas & Propagation 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 2021-11-01 to 2025-11-01.)

Article	Citations
Design and development of broadband gap waveguide‐based 0‐dB couplers for Ka‐band applications	21
Watchstrap integrated wideband circularly polarized antenna design for smartwatch applications	18
A wideband and high‐gain switched‐beam antenna system using active frequency selective surface	17
A new periodic fractal parasitic structure to design the circularly polarized microstrip antenna for the satellite navigation system	15
Wideband and metal‐only linear to circular polarization converter using multi‐slot elements	15
Design and Characterisation of All‐Dielectric Metasurface Reflector for mmWave Antennas	14
A Novel Ku‐Band Waveguide Piezo‐Electric Air Gap Capacitor Using a Single Tuning Element	12
A polarization‐insensitive time‐modulated frequency‐selective surface for broad frequency range	12
Low complexity but near optimal hybrid beamforming design in tera‐hertz communication systems: principles and opportunities	12
	11
A low sidelobe 77 GHz centre‐fed microstrip patch array antenna	11
Machine learning‐assisted direction‐of‐arrival accuracy enhancement technique using oversized lens‐loaded cavity	11
3D geometry‐based UAV to vehicle multiple‐input multiple‐output channel model incorporating Unmanned aerial vehicle heaving motion	11
A fast multi‐structural tracking method for characteristic modes with the ability to identify and amend errors	10
Guest editorial: Antenna integration and miniaturisation techniques	10
Design and implementation of an S‐band near‐field focused array with high E‐field strength	10
Design of robust and low‐loss 3‐D printed double‐ridged waveguide to microstrip transition	10
Multilayer packaging dual‐band balanced bandpass filter based on dual‐mode substrate integrated waveguide cavities with split‐type topology	10
Multi‐band millimetre wave indoor directional channel measurements and analysis for future wireless communication systems	9
Boosting the performance of low‐cost eco‐friendly pyramidal absorbers with a Salisbury screen	9
A reconfigurable transmitarray unit cell employing liquid metal	9
	8
Three‐Dimensional Integral Equation‐based GSTC Method for Composite Structure With Arbitrary‐Shaped Nonpenetrating Metasurface	8
An Adaptive Five‐Element Array Antenna Based on Miniaturised Polarisation‐Insensitive Absorptive Metamaterial for Anti‐Jamming Applications	8
Millimetre‐Wave Microstrip Patch Antenna With Stable Wide Beamwidth for Wide‐Angle Scanning	8

Bandwidth enhancement of circularly polarised slot global navigation satellite systems antenna using an integrated filter‐antenna approach	8
Wideband end‐fire circularly polarised complementary source antenna for millimetre‐wave applications	8
PSLL and HPBW Minimisation in Time‐Variant FDA Using Sum‐of‐Sinc‐Functions‐Based Frequency Offsets	8
	8
Equiripple design of low‐pass filter using stub‐loaded Z‐shaped coupled‐line section	7
Surrogate‐based model using auto‐encoder for optimising multi‐band antennas	7
Study on a new three‐dimensional troposcatter parabolic equation method	7
Iterative synthesis method for high‐directivity symmetrical stepped‐impedance microstrip parallel‐line coupler	7
Miniaturised high‐isolation K‐/Ka‐band diplexer with 3D antarafacial channel integration using vertical quasi‐coaxial matching network	7
System‐based specifications for better design of ground‐penetrating radar antennas	7
Integral equation analysis of multiport H‐plane microwave circuits by using 2D rectangular cavity Green's functions accelerated by the Ewald Method	7
Performance analysis of pixelated antennas employing shifted cross‐shaped elements	7
	7
Novel antenna array configuration using miniature double box branch‐line couplers for wideband circularly polarised applications	7
An efficient and highly accurate singularity extraction method for the evaluation of transient potentials of stratified media	7
An electromagnetic scattering reanalysis method for partial geometry modifications	6
Embedding antennas with tilted beam patterns into parabolic wave equation‐based models for tunnel propagation	6
	6
Compact Planar Zero‐Ground‐Clearance End‐Fire CP Antenna With Integrated Slow‐Wave Structure for Mobile Terminal Applications	6
Design of a dual‐CP gap waveguide fed aperture array antenna	6
A novel broadband polarisation conversion reflective metasurface	6
All‐dielectric circularly polarised loop antenna made of high‐permittivity ceramic/water	6
Doppler effects in UAV‐to‐vehicle multipath channels under 6D mobility	6
High‐gain tapered monopulse antenna based on octuple excitation method in diffusion bonding technology at W‐band	6
	6
A single‐beam full‐space scanning leaky‐wave antenna with high‐efficiency based on spoof surface plasmon polaritons	6
Wideband filtering waveguide antenna based on the stepped impedance resonator	6
Stable phase‐centre horn antenna using 3D printed dielectric rod for aperture efficiency improvement of space‐fed antennas	5
Dual‐band design and decoupling between two planar inverted‐F antennas using linear parasitic elements and bridge line	5
A six‐port network based on substrate integrated waveguide coupler with metal strips	5
A Novel High Suppression Multilayer Frequency‐Selective Surface Based on Hexagonal Grids	5
The bow‐tie antenna: Performance limitations and improvements	5
Embedded circuit analysis and design method for reconfigurable metasurface element	5
Impact of anomalous surface boundary conditions on the planar negative‐refractive index lens	5
A miniaturised frequency selective rasorber with wide transmission band	5
Evaluation of admittance domain behavioural model complexity requirements for Power Amplifier design	5
Comparative analysis of finite‐difference and split‐step based parabolic equation methods for tunnel propagation modelling	5
Beam‐steering capability for OAM‐based reflectarray at 5G‐mmWave frequencies	5
Electromagnetic characterisation of conductive 3D‐Printable filaments for designing fully 3D‐Printed antennas	5
A circularly polarised multiple input multiple output antenna with single‐sense for sub‐6 GHz 5G applications	5
Filter Design Using Ultra‐Miniaturised Substrate‐Integrated Coaxial Cavity	5
Miniaturised wideband bandpass filter with good selectivity based on 3D heterogeneous integrated passive device technology	5
Wideband single‐layer patch antenna with stable high gain using characteristic mode analysis	5
An efficient adaptive h‐refinement for the RWG‐based electric field integral equation applied to antennas with waveport	4
Design and fabrication of waveguide‐based graded refractive index Rotman lens with an improved insertion loss at K _a ‐band	4
Three‐dimensional single‐shell dielectric lens design using complex coordinates and local axis‐displaced confocal quadrics	4
A single‐layer circularly polarized planar lens antenna at millimetre‐wave	4
Compact triple‐broadband implantable antenna for multi‐functions in telemedicine	4
Rain attenuation prediction model for terrestrial links incorporating wet antenna effects	4
Stability and steady state analysis of mode lock state of medium coupled microwave oscillators	4

A Coplanar Stripline Filter With Out‐of‐Band Absorption for Wideband Operation	4
Time domain response of corrugated transmission lines	4
Combined scheme for mitigating coupling interference in dual‐band shared‐aperture base station antenna	4
A Systematic Approach for Determining Transmitarray Specifications in Near‐Field Scenarios	4
Miniaturised element frequency selective surface design for high power microwave applications	4
Size reduction of a conical horn antenna loaded by multi‐layer metamaterial lens	4
Physics‐based wave propagation model assisted vehicle localisation in tunnels	4
Multi‐model fusion approach for electromagnetic inverse scattering problems	4
	4
On the input impedance of probe‐fed electromagnetic bandgap antennas based on lattice modes	4
Physics‐informed surrogates for electromagnetic dynamics using Transformers and graph neural networks	4
Compact front module with integrated miniaturised antenna in package for parabolic reflector antenna in satellite ground terminals	4
A high gain circularly polarised magnetoelectric dipole antenna array with metallic radiating structures for millimetre‐wave applications	4
Efficient electromagnetic analysis of multi‐layer and multi‐scale periodic/quasi‐periodic structures	4
Balanced multiple‐layer dual‐mode substrate integrated waveguide filters with controllable finite‐transmission zeros	4
Balanced‐to‐unbalanced and balanced‐to‐balanced filtering rat‐race couplers using multilayer substate integrated waveguide cavities	4
Near‐field sensor based on substrate integrated waveguide microstrip cavity resonator with a circular aperture	4
	4
Measurement‐based delay, angular dispersion and propagation loss characteristics of outdoor propagation in beam domain and multi‐beam operation at 38 GHz for 5‐G communication systems	4
Frequency‐diverse aperture imaging using an open cavity with a rough base	4
Experimental validation of a phaseless, non‐redundant planar spiral scanning for antenna characterisation	4
General numerical solution of integral equation for long‐range low‐frequency groundwave propagation over irregular terrain	4
Research on methods to enhance the survivability of AWACS with FDA against anti‐ARMs on a battlefield	4
Combined‐harmonics wireless power transfer system	4
Wideband single‐fed circularly polarised patch antenna	4
	4
Efficient propagation modelling for open‐confined mixed space using a hybrid ray‐tracing/waveguide theory method	4
Miniaturised ultra‐wideband circular polarised koch fractal crossed dipole array	4
Wideband 0.5–50 GHz double‐ridged guide horn antenna using coaxial‐to‐ridge waveguide launcher	3
A W‐band long‐slot array antenna with two‐dimensional beam‐scanning capability	3
Design and characterisation of a dual probe with double‐loop structure for simultaneous near‐field measurement	3
Low‐Cost 2‐D Multibeam Transmitarray With Enhanced Beam Coverage Using Sliding Effective Aperture	3
Analytical modelling with experimental validation of electromagnetic Halbach arrays in wireless power transfer systems	3
Advanced beamforming and reflection control in intelligent reflecting surfaces with integrated channel estimation	3
Design of super wide band 3‐way power divider/combiner	3
Design of a low‐profile, dual‐mode, dual‐port and single‐band antenna with very high isolation for wireless body area network applications	3
Multiband waveguide filters with advanced filtering characteristics based on an in‐band transmission zeros method and stacked cylindrical resonators	3
Ultra‐wideband antenna system for in‐band full‐duplex applications	3
A miniature microstrip quad‐band filtering power divider based on quad‐mode resonators	3
	3
Compact UHF RFID balun‐like integrated tag antenna for long range detection of water bottles	3
The extended resonant modal theory and its applications	3
Design of bandwidth enhancement circular polarisation microstrip antenna loaded with sunflower‐shaped metasurface	3
	3
Miniaturised single‐layer bandpass filters using triple and quad‐mode patch resonators	3
	3
Design of an electrically small printed square loop antenna for closely spaced Tx/Rx systems	3
A novel broadband circularly polarised waveguide slot array antenna with a wide axial ratio bandwidth	3
Ultra Wideband Low‐RCS Linear Polarised Array Based on Composite Metasurface	3
Improved hybrid discretisation of volume integral equation with the characteristic basis function method for analysing scattering from complex dielectric objects	3
A tri‐band complementary frequency selective surface with very closely spaced resonances	3
	3
A Wideband High‐Efficiency Compact All‐Metal Folded Transmitarray With Integrated Planar Feed	3
	3
Diagnosis of subarray‐structured base station antennas in a compact setup based on solving linear equations	3
Unidirectional Dielectric Resonator Antenna Using 3‐D‐Printed Uniaxial Anisotropic Ceramic	3
	3
A compact single‐layer reflective metasurface for high‐efficiency polarisation conversion applications in C and X bands	3
Dual‐band bandpass filter with high selectivity based on 3D printable groove gap waveguide	3
A Compact Phase‐Modulated Transmissive Metasurface Convergence Lens for OAM Antenna	3
A photopaper‐based low‐cost, wideband wearable antenna for wireless body area network applications	3