Latest Posts
Using the Expression Operator in COMSOL Multiphysics®
What’s the difference between an expression operator and an analytic function? Find out in this blog post and see an example of an expression operator in action.
Version 6.1 Is Here: What’s New in the Latest Release of COMSOL®?
COMSOL Multiphysics® version 6.1 introduces new functionality for detached eddy simulation, satellite thermal analyses, robust mechanical contact modeling, and more.
The Use of COMSOL Multiphysics® in the Food Industry
Food for thought: Explore how previously failed products and the use of multiphysics simulation inspire innovation in the food industry.
Modeling Surface Plasmon Polaritons in COMSOL®
Due to their potential applications in nanoscale manipulation of light, surface plasmon polaritons (SPPs) are of great research interest. Learn how to model them here.
A Practical Implementation of Multiphysics Topology Optimization
A guest blogger from GN Audio A/S introduces a multiphysics topology framework developed with the COMSOL Application Programming Interface and LiveLink™ for MATLAB®.
Computing Transient Sound Pressure Levels in COMSOL®
Sound pressure level metrics are important to know when trying to make results from a transient simulation easier to interpret on a logarithmic scale. Learn how to compute 3 of these metrics here.
The Octave Band Plot for Acoustics Simulation
The Octave Band plot provides an easy and flexible way to represent any frequency response, transfer function, sensitivity curve, transmission loss, or insertion loss in your acoustics analyses.
How to Use the New Spatial FFT Feature for Applications in Optics
COMSOL Multiphysics® version 6.0 includes the new Spatial FFT feature. Learn how this feature can be used in applications in optics here.
Simulating the Pharmaceutical Tableting Process
Powder compaction is widely used in the pharmaceutical industry due to its high flexibility and control over quality. Here, we explore this process with the Capped Drucker-Prager model.
Analyzing an Optical Computation Device with Simulation
Here, we discuss Moore’s law, optical computing, Mach–Zehnder interferometer networks, and wave optics simulation.
Losses in Three-Phase Transmission Lines
Explore how to model the losses in three copper wires in a linear and an equilateral arrangement.
Editing and Repairing Imported Meshes in COMSOL Multiphysics®
COMSOL Multiphysics® includes several operations for modifying imported surface meshes. You can create, intersect, partition, and join entities, adapt and refine mesh elements, and more.
Designing Tidal Turbines That Are Safe for Marine Life
A guest blogger from Xi Engineering discusses how his organization is using acoustics simulation to study the impacts of tidal turbines on marine species.
Computing Transformer Equivalent Circuit Parameters
The magnetizing and leakage inductances of a transformer can be found using an open-circuit test and a short-circuit test, respectively. Learn how to simulate these tests here.
Extracting Electrical Circuits from Electromagnetics Simulations
A new method for generating electric circuits from solved physics is available in the AC/DC Module as of COMSOL® version 6.0. Get an introduction to this feature here.
How to Inspect Your Mesh in COMSOL Multiphysics®
You’re meshing your model and a warning or error appears. So, what do you do? One option is to inspect the entities listed in the report to analyze and resolve the meshing issue.
Mode Analysis for Electromagnetic Waveguides in COMSOL®
Get an introduction to mode analysis, which can be used to investigate mode characteristics in complex waveguide structures.
Happy Birthday, Robert Ledley
The first full-body CT scanner model can be found in the National Museum of American History, located in Washington, D.C. Read about the physicist who designed it here.
Investigating the Penrose Unilluminable Room with Ray Optics
Is the Penrose unilluminable room really unilluminable? We investigate this question using the Ray Optics and Wave Optics modules…
Getting the Stats: Computing Standard Deviations and Other Statistical Quantities
Here’s a comprehensive intro to computing and visualizing statistical quantities in COMSOL Multiphysics® .
Modeling Graphene in High-Frequency Electromagnetics
Graphene exhibits a variety of interesting properties, including high elasticity and mechanical strength. In this blog post, we’ll explore how to model graphene in an electromagnetic simulation.
Offline Synchronization for the LiveLink™ for CAD Products
As of version 6.0, you can synchronize files between COMSOL Multiphysics® and a CAD software when they are installed on different computers.
Happy Birthday, David Crosthwait
Fun fact: The original HVAC system for Rockefeller Center in New York City was designed by David Crosthwait, an engineer with 100+ patents.
Happy Birthday, Oliver Heaviside
At the age of 16, Oliver Heaviside’s formal education came to an end. However, he went on to discover the first coaxial cable, the modern Maxwell’s equations, and the Kennelly–Heaviside layer.