Dear {{lead.First Name:default=edit me}},

As we approach the end of this year, I would like to warmly thank our community of authors, editors, reviewers, and readers for the continued engagement, collaboration, and support of the IEEE Transactions on Antennas and Propagation. This year has been defined by progress, insightful contributions, and commitment to publishing timely and impactful research. We are looking forward to another year of collaboration, exploration, and shared growth.

Warm wishes to you and your loved ones for a joyous holiday season and a bright 2025 filled with health, success, innovation, and meaningful accomplishments.

Yours sincerely,

Konstantina S. Nikita

Editor-in-Chief, IEEE Transactions on Antennas and Propagation

The objective of this Special Issue is to bring together state-of-the-art research contributions in theory, methodology and techniques related to Analytical, Semi-Analytical, and Numerical Methods for Complex Electromagnetic Media. Therefore, the Special Issue will have a broad scope of interest from both academia and industry and will bolster the development of analysis methods for complex EM media.

Guest Editors: Atef Elsherbeni, Kai Li, John C. Young, Vladimir Okhmatovski, Qiang Ren, Yuanguo Zhou

Submission Deadline: 30 June, 2025

Publication Date: January 2026

This Special Issue will gather contributions covering all aspects related to electromagnetic (EM) medical imaging and sensing with the aim of providing a thorough and updated picture on this lively research area, that is paving the way to adoption of EM imaging and sensing technologies in the medical arena. By offering a comprehensive update of research ideas that have translated into practical systems, the Special Issue is expected to be a milestone in the development of these devices.

Guest Editors: Francesca Vipiana, Elise Fear, Yifan Chen, Lorenzo Crocco, Mahta Moghaddam

Submission Deadline: 30 June, 2025

Publication Date: January 2026

Discover the 2024 published article "A Wideband Reconfigurable Intelligent Surface for 5G Millimeter-Wave Applications" by R. Wang, Y. Yang, B. Makki, and A. Shamim, which has been included among this month’s Featured Articles on the IEEE Xplore homepage.

Moreover, explore research published in the Transactions by Andreas F. Molisch, who has been highlighted as a Featured Author on the IEEE Xplore homepage.

A High-Efficiency Filtering Magnetoelectric Dipole Antenna Without Filtering Feed Line, X. Ruan and C. H. Chan

60 GHz Planar Circular-Polarized Filtering Antenna and Its Integrated Design With Folded Reflectarray, H. -T. Hu, K. Fai Chan and C. H. Chan

A Self-Decoupled MIMO Patch Array With Consistent Radiation Patterns, J. Xu, X. He and T. Deng

Design of an Ultrabroadband Circularly Polarized 3-D-Printed Millimeter-Wave Lens Antenna, K. Xu Wang, W. Teng, Z. Chen, H. Wong and Q. Zhang

High-Order Resonating Cavity-Backed Slot Antenna Array Based on Contactless Air-Filled Substrate-Integrated Waveguide and Transition to Inverted Grounded Coplanar Gap Waveguide, X. Zhao, Z. Yan, Y. Bi, F. Fan, D. Sun, B. Wei, E. Wang, Z. Wang, and R. Li

Modulated Frequency-Selective Doubly Curved Sub-Reflector for a Dual-Band Multiple Spot Beam Communication Satellite Antenna System, A. Ericsson, M. Zhou, S. B. Sørensen, T. Rubæk, M. Riel and N. J. G. Fonseca

A Full Design Perspective of Port Decoupling for MIMO Antennas: Preservation of Radiation Pattern, G. -Y. Liu, N. Yang, K. Wa Leung and K. Man Luk

A Bidirectional Bent Vivaldi-Connected Array With Short-Circuited Branches for UWB Pulse Radiation, J. Xie, C. Chen, J. He, H. Qiao, X. Fang, T. Qu, and J. An

Multimode Multibeam Broadband Terahertz Orbital Angular Momentum Metasurface, Y. Yang, X. Liu, J. Zhang, G. -M. Yang, N. Chi and Y. -Q. Jin

Effective Epsilon-Mu-Near-Zero Photonic Crystal With Low-Permittivity Substrate for Broadside-Beam Leaky Wave Antenna, Q. Lou, J. Yin and Z. Ning Chen

The Uniqueness Theorem for Nonlocal Hydrodynamic Media, C. Mystilidis, G. Fikioris, C. Tserkezis, G. A. E. Vandenbosch and X. Zheng

Universal Approximation Theorem and Deep Learning for the Solution of Frequency-Domain Electromagnetic Scattering Problems, J. -Y. Wang and X. -M. Pan

Prediction of Electromagnetic Field Exposure at 20–100 GHz for Clothed Human Body Using an Adaptively Reconfigurable Architecture Neural Network With Weight Analysis (RAWA-NN) Framework, M. Yao, Z. Wei, K. Li, G. Frølund Pedersen and S. Zhang

Terahertz Time-Domain Characterization of Thin Conducting Films in Reflection Mode, D. C. Zografopoulos, I. Dionisiev, N. Minev, G. Petrone, F. Maita, L. Maiolo, D. Dimitrov, V. Marinova, A. Liscio, V. Mussi, R. Beccherelli, and W. Fuscaldo

An Improved DGTD-GSTC Method Equipped With Normal Surface Polarizabilities for Oblique Incidence, K. Wu and Q. Ren

A HIE S-FDTD Method to Account for Geometrical and Material Uncertainties in Lossy Thin Panels, M. R.-C. Núñez, A. P. Pérez, L. D. Angulo, A. G. Bravo, G. G. Gutierrez, E. P. Gil, and M. G. Atienza  

Mixed Spatial-Spectral Domain Analysis of Spatially Dispersive Metasurfaces Using Higher-Order Boundary Conditions, J. Dugan, T. J. Smy and S. Gupta

Efficient Incremental Variable-Fidelity Machine-Learning-Assisted Hybrid Optimization and Its Application to Multiobjective Antenna Design, W. Chen, Q. Wu, B. Han, C. Yu, H. Wang and W. Hong

Validation of a Long-Wavelength, Near-Field Scattering Simulator Based on Boundary Relaxation, W. Clint Snider and R. C. Moore

A Physics-Based Deep Learning to Extend Born Approximation Validity to Strong Scatterers, L. Ahmadi and A. A. Shishegar

Wideband Dual-Mode Vortex Wave Metasurface Based on Distance Inversion Method, C. Wang, Y. Yang, Y. Wang, J. Wu, X. Huang, J. Jin, and H. Yang

Vortex Electromagnetic Wave Propagation in Magnetized Plasma, Y. Wu, M. Liu and C. Zhou

Comparative Study of VPE-Driven CNN Models for Radio Wave Propagation Modeling in Tunnels, S. Huang, S. Wang, X. Zhang and X. Zhang

A Reconfigurable Impedance Matching Method for Magnetic Coupling-Based Near-Field Human Body Communication, Z. Wei, S. Yang, Z. Chen, M. I. Vai, S. H. Pun, J. Yang, and Y. Gao

Cell Site Densification Using mmWave and Sub-THz Line-of-Sight Wireless Fronthaul: A Deployment Feasibility Study, D. Townend, S. D. Walker, A. Tukmanov and A. Sutton

Low-Profile Dual-Band Shared-Aperture Composite Antenna Array Consisting of Ka-Band Reflectarray and X-Band Phased Array for Satellite Communications, Y. Yang, Y. Su, X. Lin, Y. Yao, Y. Yu, P. Mei, X. Liang, and Y. Fan

A Planar Single-Layer Differentially-Fed Dual-Band Dual-Polarized Filtenna Based on Multimode Resonant Structure, D. Li, X. Huang, K. -Z. Hu, Z. Chen and D. Yan

An Extremely Compact Multibeam Folded Transmitarray Antenna Based on Reflectarray With Additional Phase Compensation, Q. Chen, F. Yang, K. Chen, L. Xu, Y. Chen, J. Hu, and S. Yang

A Low-Profile Metal-Only Folded Transmitarray Antenna Based on Asymmetric Transmission Chiral Metasurface, H. Lei, Y. Jia, Y. Chen Zhong, Z. Liu, G. Shi and Y. Liu

Millimeter-Wave Dual-Mode Low Divergence Angle OAM Antennas With High Mode Purity in Wide Bandwidth, Z. Liu, X. Ren, S. Liao, W. Che and Q. Xue