Characteristic modes: Progress, overview, and emerging topics

BK Lau, M Capek, AM Hassan - IEEE Antennas and …, 2022 - ieeexplore.ieee.org
Over the past decade, characteristic mode analysis (CMA) research has grown from a niche
topic to a mainstream topic, warranting a tutorial-style special issue to survey the significant …

Structure and dynamics of a graphene melt

W **a, F Vargas-Lara, S Keten, JF Douglas - ACS nano, 2018 - ACS Publications
We explore the structural and dynamic properties of bulk materials composed of graphene
nanosheets using coarse-grained molecular dynamics simulations. Remarkably, our results …

Plasmonic nanoantenna optimization using characteristic mode analysis

S Dey, D Chatterjee, EJ Garboczi… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
Plasmonic nanoantennas are typically designed with RF-inspired rigorous parametric
optimization processes that lack proper physical insights. In this article, we demonstrate a …

Theory of characteristic modes for lossy structures: Formulation and interpretation of eigenvalues

P Ylä‐Oijala, H Wallén… - International Journal of …, 2020 - Wiley Online Library
Volume integral equation (VIE) and surface integral equation (SIE) based characteristic
mode (CM) formulations are investigated in the case of lossy objects. Imperfectly conducting …

Characteristic mode analysis for metallic Yagi–Uda transmitting antennas based on partial-structure-oriented work-energy theorem

RZ Lian, L Li - 2022 IEEE 8th International Conference on …, 2022 - ieeexplore.ieee.org
The work-energy transformation mechanism corresponding to the energy utilization process
of the metallic Yagi–Uda transmitting antennas is analyzed. The partial-structure-oriented …

Three-dimensional particle shape analysis using x-ray computed tomography: experimental procedure and analysis algorithms for metal powders

EJ Garboczi, N Hrabe - JoVE (Journal of Visualized Experiments), 2020 - jove.com
Measuring the size distribution of the particles in a powder is a common activity in science
and industry. Measuring the shape distribution of the particles is much less common …

Energy functionals and variational principle in electromagnetic modal analysis-part I: diagonalizing input power operator method revisited

RZ Lian - 2024 6th International Conference on Electronic …, 2024 - ieeexplore.ieee.org
The energy transport theorem (ETT)-based decoupling mode theory (DMT) uses
diagonalizing input power operator (IPO) method to calculate the energy-decoupled modes …

Characteristic mode analysis prediction and guidance of electromagnetic coupling measurements to a UAV model

MZM Hamdalla, B Bissen, JD Hunter, Y Liu… - IEEE …, 2021 - ieeexplore.ieee.org
In this work, we study the current coupled to a simplified Unmanned Aerial Vehicle (UAV)
model using a dual computational and experimental approach. The simplified surrogate …

Characteristic Mode Analysis of Graphene-Based Patch Antenna in Terahertz Regime

K Moradi, A Pourziad, S Nikmehr - Arabian Journal for Science and …, 2024 - Springer
In this paper, a new approach to analyzing graphene-based antennas in the terahertz
frequency range using the characteristic mode analysis method is presented. By the …

Input impedance and efficiency analysis of graphene-based plasmonic nanoantenna using theory of characteristic modes

B Zhang, J Zhang, C Liu, ZP Wu - IEEE Antennas and Wireless …, 2019 - ieeexplore.ieee.org
In this letter, the input impedance and radiation efficiency analysis of graphene-based
plasmonic nanoantenna (GPNA) is presented utilizing the theory of characteristic mode …