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Electromagnetics Blog Posts

8 Uses of COMSOL Multiphysics® in the Biomedical Industry

June 10, 2021

Read about 8 real-world examples of how engineers and researchers in the biomedical industry are using simulation to advance their innovative designs.

The Quest for Clarity: Tracing Rays in 3 Telescope Designs

May 25, 2021

The Keck telescope includes a parabolic reflective surface made up of 36 separate interlocking mirrors. Learn more about this and 2 other popular telescope designs via ray tracing simulation.

Efficient Meshing Strategies for 3D Inductive Heating Models

May 11, 2021

Interested in some efficient meshing strategies for 3D inductive heating models? In this blog post, we demonstrate how to partition a mesh based upon the element type.

How to Model Polarization Rotation Along a Waveguide

April 29, 2021

Interested in modeling photonic waveguiding structures? Learn some efficient techniques for devices with multiple supported waveguide modes and identical waveguide cross sections.

Designing Cavity Filters for 5G Devices with Multiphysics Modeling

April 13, 2021

From radar and microwave ovens to particle accelerators, RF cavity filters are found in a variety of different application areas. Among them: 5G devices and infrastructure.

How to Model a Hall Effect Sensor with COMSOL Multiphysics®

March 11, 2021

Basic working principle of a Hall effect sensor: A nearby magnetic field deflects the path of current through a semiconductive sensor, which causes a measurable change in potential.

A Quiet Revolution: Analyzing Electric Motor Noise via Simulation

March 2, 2021

The sound we hear from electric-powered machines is a multiphysics phenomenon: A motor’s electromagnetic activity sends vibrations through both the machine and the surrounding air.

Analyzing Electric Motor and Generator Designs with COMSOL®

February 16, 2021

Using electromagnetics simulation, you can investigate and optimize the magnetic field distribution, mechanical torque, and iron usage and losses in a permanent magnet motor or generator.


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