Guy A. E. Vandenbosch
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View article: Symmetry-based topology optimization for skyrmion generation in symmetric infinitely long scatterers
Symmetry-based topology optimization for skyrmion generation in symmetric infinitely long scatterers Open
Skyrmions, topologically stable vectorial configurations defined on a 2D or 3D domain, have attracted significant interests due to their potential in various applications including light – matter interaction, microscopy, high capacity comm…
View article: Enhanced Spectral Tunability by Sub‐10 nm Nanogaps in Graphene‐Metal Hybrid Metasurfaces
Enhanced Spectral Tunability by Sub‐10 nm Nanogaps in Graphene‐Metal Hybrid Metasurfaces Open
Electrically tunable graphene‐metal metasurfaces have emerged as a promising platform for precise control of free‐space light propagation. However, their resonance tuning range is limited by fabrication constraints, particularly by the ach…
View article: Localized plasmonic meron-antimeron pairs in doubly degenerate orbitals
Localized plasmonic meron-antimeron pairs in doubly degenerate orbitals Open
Topological defects are pivotal in elucidating kaleidoscopic topological phenomena in different physical systems. Meron-antimeron pairs are a type of topological defects firstly found as soliton solutions to SU(2) Yang-Mills equations in g…
View article: Mid‐Infrared Reflectance Modulator Based on a Graphene CMOS‐Compatible Metasurface
Mid‐Infrared Reflectance Modulator Based on a Graphene CMOS‐Compatible Metasurface Open
Optical modulators based on tunable graphene‐metal hybrid metasurfaces have emerged as promising optoelectronic devices due to their high speed and efficient modulation that is controllable through electrostatic gating. In particular, opti…
View article: Low-radar cross section wideband circularly polarized patch antennas by controlling scattering and surface wave propagation with a coding metasurface
Low-radar cross section wideband circularly polarized patch antennas by controlling scattering and surface wave propagation with a coding metasurface Open
A new method using a 1-bit coding metasurface to reach a low radar cross section (RCS) for a wideband circularly polarized (CP) patch antenna is proposed. The essence of the technique is to simultaneously control phase cancelation and surf…
View article: Ultra Wideband, Low Frequency, and Low Profile Combined Metamaterial-Ferrite Absorber
Ultra Wideband, Low Frequency, and Low Profile Combined Metamaterial-Ferrite Absorber Open
This paper presents a novel absorber topology that combines an absorbing metamaterial with a ferrite tile, resulting in an ultra-wideband absorber with a bandwidth of 196%, covering the frequency range of 10 MHz to 3500 MHz (1:350). The pr…
View article: Systematic Review of Exposure Studies to Radiofrequency Electromagnetic Fields: Spot Measurements and Mixed Methodologies
Systematic Review of Exposure Studies to Radiofrequency Electromagnetic Fields: Spot Measurements and Mixed Methodologies Open
This work presents a review and evaluation of studies measuring exposure to Radiofrequency Electromagnetic Fields (RF-EMF). The review meets the basic quality criteria and the Preferred Reporting Items for Systematic Reviews and Meta-Analy…
View article: The Uniqueness Theorem for Nonlocal Hydrodynamic Media
The Uniqueness Theorem for Nonlocal Hydrodynamic Media Open
We investigate a fundamental electromagnetic theorem, namely the uniqueness theorem, in the context of nonlocal electromagnetics, as simulated by a popular semiclassical model, the Hydrodynamic Drude Model (HDM) and extensions thereof such…
View article: Accelerating the Physical Optics-Geometrical Optics Method for Calculating RCS by Machine Learning
Accelerating the Physical Optics-Geometrical Optics Method for Calculating RCS by Machine Learning Open
sponsorship: This work was supported in part by the European Union's Framework Programme for Research and Innovation Horizon 2020 under the Marie Sklodowska-Curie Grant Agreement No. 861222 (MINTS project). (European Union's Framework Prog…
View article: Study of the electromagnetic field generated by a magnetic pendulum
Study of the electromagnetic field generated by a magnetic pendulum Open
In this paper the electromagnetic (EM) field expressions for a magnetic pendulum are derived. The mechanical frequency and the magnetic dipole moment are found by applying mechanical-kinetic theory. A study of the expressions reveals that …
View article: Metamaterial Inspired Varactor-Tuned Antenna with Frequency Reconfigurability and Pattern Diversity
Metamaterial Inspired Varactor-Tuned Antenna with Frequency Reconfigurability and Pattern Diversity Open
A metamaterial-inspired varactor-tuned antenna with frequency reconfigurability and pattern diversity is designed. Two different versions of a reconfigurable structure are integrated into a single antenna to excite two different orthogonal…
View article: Tunable Mid‐Infrared Multi‐Resonant Graphene‐Metal Hybrid Metasurfaces
Tunable Mid‐Infrared Multi‐Resonant Graphene‐Metal Hybrid Metasurfaces Open
Electrically tunable graphene‐metal metasurfaces with controllable optical properties have attracted interest for straightforward manipulation of free space light. Their resonance tuning range depends on graphene's electrical transport cha…
View article: RCS-Based 3-D Millimeter-Wave Channel Modeling Using Quasi-Deterministic Ray Tracing
RCS-Based 3-D Millimeter-Wave Channel Modeling Using Quasi-Deterministic Ray Tracing Open
This article introduces a low-complexity ultrawideband quasi-deterministic ray tracing (QD-RT) method for statistical analysis of wireless channels. This model uses a statistical distribution to model the bistatic radar cross section (RCS)…
View article: Boosting the performance of low‐cost eco‐friendly pyramidal absorbers with a Salisbury screen
Boosting the performance of low‐cost eco‐friendly pyramidal absorbers with a Salisbury screen Open
Instead of using expensive highly performing conventional pyramidal absorbers, in some cases, the use of absorbers based on very cheap eco‐friendly materials is an attractive alternative. The authors introduce a novel technique to improve …
View article: A Dedicated Modeling Scheme for Nonclassical Optical Response From the Nanosphere-on-Mirror Structure
A Dedicated Modeling Scheme for Nonclassical Optical Response From the Nanosphere-on-Mirror Structure Open
Within the framework of the T-matrix method, we present a modeling tool that predicts the optical response from the Nanosphere-on-Mirror (NSoM) construct. The nonclassical effects in metals are accounted for by the nonlocal hydrodynamic Dr…
View article: A Dedicated Modelling Scheme for Nonclassical Optical Response from the Nanosphere-on-Mirror Structure
A Dedicated Modelling Scheme for Nonclassical Optical Response from the Nanosphere-on-Mirror Structure Open
Within the framework of the T-matrix method, we present a modeling tool that predicts the optical response from the Nanosphere-on-Mirror (NSoM) construct. The nonclassical effects in metals are accounted for by the nonlocal hydrodynamic Dr…
View article: Deep Injective Prior for Inverse Scattering
Deep Injective Prior for Inverse Scattering Open
In electromagnetic inverse scattering, the goal is to reconstruct object permittivity using scattered waves. While deep learning has shown promise as an alternative to iterative solvers, it is primarily used in supervised frameworks which …
View article: Deploying a Continuous Wave Electromagnetic Disturbance Removal Algorithm on an OFDM System
Deploying a Continuous Wave Electromagnetic Disturbance Removal Algorithm on an OFDM System Open
sponsorship: MSCA-ETN SAS|812.788
View article: The Uniqueness Theorem for Nonlocal Hydrodynamic Media
The Uniqueness Theorem for Nonlocal Hydrodynamic Media Open
We investigate a fundamental electromagnetic theorem, namely the uniqueness theorem, in the context of nonlocal electromagnetics, as simulated by a popular semiclassical model, the Hydrodynamic Drude Model (HDM) and extensions thereof such…
View article: RCS-based Quasi-Deterministic Ray Tracing for Statistical Channel Modeling
RCS-based Quasi-Deterministic Ray Tracing for Statistical Channel Modeling Open
This paper presents a quasi-deterministic ray tracing (QD-RT) method for analyzing the propagation of electromagnetic waves in street canyons. The method uses a statistical bistatic distribution to model the Radar Cross Section (RCS) of va…
View article: Coding Metasurface Integrated Dual-Band Antenna for Vehicular Communications
Coding Metasurface Integrated Dual-Band Antenna for Vehicular Communications Open
sponsorship: National Natural Science Foundation of China|Grant No. 51621004, Natural Science Foundation of China|Grant No. U1864207, Opening Project of the Guangxi Key Laboratory of Automobile Components and Vehicle Technology of Guangxi …
View article: Polarization singularities in planar electromagnetic resonators with rotation and mirror symmetries
Polarization singularities in planar electromagnetic resonators with rotation and mirror symmetries Open
In this work, we apply the group representation theory to systematically study polarization singularities in the in-plane components of the electric fields supported by a planar electromagnetic (EM) resonator with generic rotation and refl…
View article: Wearable Rectenna With Integrated Miniaturized Feeding Slot and Rectifier Structure
Wearable Rectenna With Integrated Miniaturized Feeding Slot and Rectifier Structure Open
A low-cost hybrid textile/PCB wearable rectenna is designed for smart on-body applications. It is an integration of a textile patch antenna and a highly efficient rectifier on a small PCB substrate, where the feeding aperture of the antenn…
View article: Enhancing Circular Polarization Performance of Low-Profile Patch Antennas for Wearables Using Characteristic Mode Analysis
Enhancing Circular Polarization Performance of Low-Profile Patch Antennas for Wearables Using Characteristic Mode Analysis Open
A wearable antenna functioning in the 2.4 GHz band for health monitoring and sensing is proposed. It is a circularly polarized (CP) patch antenna made from textiles. Despite its low profile (3.34 mm thickness, 0.027 λ0), an enhanced 3-dB a…
View article: A Potential‐Based Boundary Element Implementation for Modeling Multiple Scattering from Local and Nonlocal Plasmonic Nanowires
A Potential‐Based Boundary Element Implementation for Modeling Multiple Scattering from Local and Nonlocal Plasmonic Nanowires Open
A novel boundary element implementation that models multiple scattering of plasmonic nanowires is presented. The modeling is based on potentials and the materials constituting the wires can be local (described by the local response model) …
View article: Evaluation of the A&S and the Advanced EMI Detectors Based on Modeling Frameworks With Appropriate Condition Assessment
Evaluation of the A&S and the Advanced EMI Detectors Based on Modeling Frameworks With Appropriate Condition Assessment Open
Electromagnetic interference can cause disruptions to the functional signal on a wired communication channel. Detecting whether the transmitted data has been affected by electromagnetic interference is an important challenge that needs to …