All posts by Yosuke Mizuyama
Evanescent Component of the Nonparaxial Gaussian Beam
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
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
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
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
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
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?
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.
How to Implement the Fourier Transformation from Computed Solutions
In this wave optics demonstration, learn how to implement the Fourier transformation for computed solutions, using the example of an electromagnetic simulation of a Fresnel lens.
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