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Blog Posts Tagged Technical Content

Integrals with Moving Limits and Solving Integro-Differential Equations

October 6, 2016

Learn how to analyze spatial integrals over variable limits, whether they are prescribed explicitly or defined implicitly. (Part 2 of 2)

Guidelines for Equation-Based Modeling in Axisymmetric Components

October 5, 2016

Here’s your comprehensive guide to equation-based modeling for problems with cylindrical coordinates and axisymmetric components.

Efficiently Calculating the Acoustic Transfer Impedance of a Perforate

September 29, 2016

Learn how to efficiently calculate the acoustic transfer impedance of a perforate in COMSOL Multiphysics®. (Hint: It involves applying a semitransparent boundary to the model.)

Improved Capabilities for Meshing with Tetrahedral Elements

September 27, 2016

In this blog post, we guide you through the process of generating a tetrahedral mesh for your COMSOL Multiphysics® models.

Sampling from Phase Space Distributions in 3D Charged Particle Beams

September 22, 2016

Learn how to sample the initial positions and velocities of 3D beam particles from the transverse phase space distribution. Part 3 of a series on modeling charged particle beams.

Understanding the Paraxial Gaussian Beam Formula

September 21, 2016

The paraxial Gaussian beam formula can be used to describe the Gaussian beam. We go over the theory behind this mathematical formula, as well as its limitations.

Efficiently Assign Materials in Your COMSOL Multiphysics® Model

September 20, 2016

Here, we go over 3 methods for efficiently assigning materials in your COMSOL Multiphysics® models. The included tutorial videos show step-by-step instructions for each related feature.

Phase Space Distributions and Emittance in 2D Charged Particle Beams

September 19, 2016

We discuss the concepts of phase space and emittance as they apply to the release of ions or electrons in beams. Part 2 of a series on phase space distributions in beam physics.


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