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Electromagnetics Blog Posts

Zooming in on a Compact Camera Module Design with Simulation

July 20, 2021

Lights, camera, simulation: Read about factors that help define the performance of compact camera modules (CCMs) as well as how optical ray tracing can be used to analyze their design.

Designing Antireflecting Microstructures for Infrared Applications

June 29, 2021

Explore how 2 microstructure designs can improve the bulk transmittance of silicon (~70%) and cadmium zinc telluride (~79%) to more than 90% within the specific wavelength spectrum.

Voltage and Ground When Modeling Wave-Like EM Fields

June 17, 2021

We continue our discussion of voltage and ground by defining and interpreting these terms for sinusoidally time-varying electromagnetics models.

Do Voltage and Ground Exist?

June 15, 2021

Remember how the terms “voltage” and “ground” were taught in your university electrical engineering classes? Get a precise definition (in terms of modeling computational EM problems) here.

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.

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