Electromagnetics Blog Posts
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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.
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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.
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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.
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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.
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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.
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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.
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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.
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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.