General Blog Posts

Guide to Frequency Domain Wave Electromagnetics Modeling
Read this blog post for your introduction to the various types of problems that you can solve in the RF and Wave Optics modules with COMSOL Multiphysics®.

Using the Previous Solution Operator in Transient Modeling
Use the Previous Solution operator for time-dependent models in which you want to evaluate quantities at the previous time step when using the default implicit time-stepping algorithm.

Fitting Measured Data to Different Hyperelastic Material Models
Want to fit your experimental data to different hyperelastic material models? You can with the Optimization interface in COMSOL Multiphysics®, which lets you fit a curve to multiple datasets.

Modeling Laser-Material Interactions in COMSOL Multiphysics
When it comes to modeling laser-material interactions and heating, different modeling techniques are appropriate for different problems. We go over a few examples here >>

App: Evaluating the Design of an Ion Implanter
In the semiconductor industry, ion implanters are used to implant dopants into wafers. By building a simulation app, device designers can quickly and easily test a wide range of parameters.

App: Studying a Concentric Tube Heat Exchanger’s Dimensions
The Concentric Tube Heat Exchanger Dimensioning Tool demo app is an example of what is possible when you build a simplified version of a model and share it throughout your organization.

Useful Tools for Postprocessing in COMSOL Multiphysics
Layering plots; style inheritance; enabling and disabling grids, axes, and legends; showing mesh plots, and more: We go over some useful tools for postprocessing your simulation results.

Optimizing Heat Sink Designs with a Simulation App
The Heat Sink with Fins demo app is here to get you started with designing your own heat sink design app. Take a look at the design scenario, app, and underlying model here.

Using a Simulation App to Evaluate Fatigue Life in a Frame
The Frame Fatigue Life demo app is an example of how simulation apps can save you time and energy in evaluating the impact of fatigue on a structure. Take a look here >>

App: Improving the Payload Capacity of a Truck-Mounted Crane
Manufacturers and engineers looking to optimize the payload, or carrying, capacity of a truck-mounted crane can easily test parameters with a simulation app. Take a look at our demo app example.

Creating a Wavelength Tunable LED Simulation App
Learn how to turn a model of an LED device into a user-friendly simulation app, which can then be used to assess the impact of different designs on the LED’s emission characteristics.

Sensing the Bio in Biosensor Design with a Simulation App
The Biosensor Design demo app predicts the results from measurements of a biomolecule’s concentration (or activity) from an understanding of this molecule’s attachment to an enzyme.