Electromagnetics Blog Posts
From TV Signals to Toasting: Tuning a Yagi–Uda Antenna to Heat Muffins
See how modeling and simulation can be used to test an unconventional heating method. Here, we explore how a Yagi–Uda antenna performs as a hypothetical oven replacement to heat muffins.
Modeling Dispersion in an Electric Currents Model
As of COMSOL Multiphysics® version 6.2, new electrical dispersion modeling capabilities are available. This functionality is especially important for modeling insulators and living tissues.
Building a Metalens Design App with COMSOL Multiphysics®
Here, we explore how to build a simulation app for reflective metalens design, which can easily be compiled into a standalone app.
Modeling Periodic Electric Signals and Their Thermal Effects
Electrical pulse trains can be applied to human tissue for electroporation and thermal ablation. Learn how to model such signals via a Fourier transform approach.
Understanding the Transient Electromagnetic Excitation Options
Looking to model electrical signals that vary arbitrarily in time? We suggest using the Electric Currents interface. Learn why here.
Developing Better Resonators for CMOS Technology
Sub-GHz technologies are used by the billions for home automation, infrastructure monitoring, and more. This growing demand calls for optimally designed RF filters and resonators.
Understanding the Excitation Options for Modeling Electric Currents
Learn about the capabilities of COMSOL Multiphysics® for modeling frequency-domain electric currents in this in-depth guide.
Using Different Physics Interfaces for RF Electromagnetic Heating Models
RF heating problems can be modeled with both the RF Module and the AC/DC Module. Learn more about their capabilities here.