General Blog Posts
Deformed Mesh Interfaces: Rotations and Linear Translations
Using the finite element method often involves modeling solid objects that are rotating and translating within other domains. See how to use the deformed mesh interfaces to model these movements.
Model Translational Motion with the Deformed Mesh Interfaces
2 interfaces for manually defining the deformation of finite element mesh: Deformed Geometry and Moving Mesh. Learn when and how to use each in this blog post…
Improving Your Meshing with Swept Meshes
Get a demonstration of using swept meshing to generate efficient and accurate finite element meshes for some common modeling cases, such as calculating the fluid flow through a network of pipes.
How to Organize Your Simulation App Using Subforms
It is important that simulation apps are as organized as possible for ease of use. Learn how to create organized apps in COMSOL Multiphysics® by using subforms and form collections.
How to Implement a Point Source with the Weak Form
Learn how to implement a point source with the weak form in the COMSOL® software. Part 2 of a blog series discussing the weak formulation.
How to Build an App from a COMSOL Multiphysics® Model
Get a brief intro to building a simulation app from a COMSOL Multiphysics® model using the Application Builder. Includes a 10-minute step-by-step tutorial video.
App: Measuring the Diffraction Efficiency of a Wire Grating
We go over the features of the Plasmonic Wire Grating Analyzer demo app, which you can use as inspiration to build your own apps for more efficient wave optics and photonics simulation.
Using General Extrusion Operators to Model Periodic Structures
If your multiphysics model includes a periodic solution to one physics and nonperiodic solutions to other physics of interest, you can exploit the periodicity to reduce computational requirements!