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All posts by Yosuke Mizuyama

A Practical Sedimentation App for Toxicology Analysis

January 25, 2022

Sedimentation is widely used in toxicology, biochemistry, and biomedicine. You can study how gravity affects this physical phenomenon with simulation.

Evanescent Component of the Nonparaxial Gaussian Beam

May 12, 2020

The evanescent component of the nonparaxial Gaussian beam background field is available as a feature in the Wave Optics and RF modules as of COMSOL Multiphysics® version 5.5.

How to Perform Lens Simulations Using the Wave Optics Module

February 19, 2020

Lens simulations in wave optics can be difficult to perform, as they usually require a lot of mesh elements. Learn how to sidestep this issue using the functionality of the Wave Optics Module.

Understanding Classical Gray Body Radiation Theory

November 1, 2018

Imagine how efficient an incandescent lamp with an infrared suppressing black body filament would be. Alas, classical gray body radiation theory tell us this “dream lamp” is an impossibility…

The Nonparaxial Gaussian Beam Formula for Simulating Wave Optics

June 26, 2018

Here’s your introduction to the nonparaxial gaussian beam formula, which is used for simulating wave optics problems in COMSOL Multiphysics®.

How to Use the Beam Envelopes Method for Wave Optics Simulations

January 8, 2018

In order to simulate optically large optical systems, you need to solve for Maxwell’s equations, which requires a fine mesh and a lot of computational energy. Enter the beam envelope method.

How to Analyze Laser Cavity Stability with Multiphysics Ray Tracing

June 15, 2017

If you’re looking for an in-depth example of multiphysics ray tracing, then check out this blog post about analyzing and predicting laser cavity stability in the COMSOL® software.

How Does the Choice of Ray Tracing Algorithm Affect the Solution?

June 13, 2017

When performing a high-frequency optics simulation, do you use a sequential, nonsequential, or exact ray tracing algorithm? Learn how to choose to make the most of your solution.

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