Latest Posts
Why Do Road and Mountain Bikes Have Different Spoke Patterns?
Why do some bicycle rims come with warnings? Why do some bicyclists prefer rim brakes? To find answers, we model the forces in a bicycle rim for different brake types and spoke lacing patterns.
Modeling Piezoelectricity: Which Module to Use?
Acoustics Module, MEMS Module, Structural Mechanics Module: Which one should you use for your piezoelectric device modeling? Get a comprehensive overview of your options here.
Why Do Golf Balls Have Dimples?
Why do golf balls have dimples? Can I model a golf ball with COMSOL Multiphysics? Can I use simulation to optimize my shot and make a par? Find answers to these questions and more…
Designing the Sound Absorption of Microlattice Structures
Using numerical simulation, you can design microlattice structures with sound-absorbing properties, and then print them via additive manufacturing without traditional manufacturing constraints.
Micromagnetic Simulation with COMSOL Multiphysics®
A guest blogger from Fudan University in China used the Physics Builder in COMSOL Multiphysics to create a “Micromagnetics Module” for performing micromagnetic simulations.
Computing Loss, Temperature, and Efficiency in Electric Motors
Follow along as we investigate the variation of iron and copper losses, the resulting temperature rise, and its effect on the efficiency of a permanent magnet machine.
The Growing Use of Simulation in the Biomedical Industry
From implants and stents to MRI and spinal cord stimulation, numerical modeling is paramount to biomedical device development. Learn more and hear from key players in this industry.
Wrapping and Warping Geometries for Analysis in COMSOL®
CAD parts are typically designed in an undeformed, as-manufactured state. When it comes to analysis, however, we are only interested in the deformed, as-assembled state.
Fore! Analyzing the Performance of a Golf Ball with Simulation
Did you know that golf balls were originally made out of wood? We discuss the evolution of the golf ball and how simulation can be used to analyze modern golf ball designs.
Happy Birthday, Adhémar Jean Claude Barré de Saint-Venant
The shallow water equations, a derivation of the Navier–Stokes equations, and Saint-Venant’s principle can all be credited to French physicist Adhémar Jean Claude Barré de Saint-Venant.
Simulating the Pressure in an Ultrahigh Vacuum System
The ETpathfinder research facility in the Netherlands was built in anticipation of the proposed Einstein Telescope (ET), a third-generation observatory of gravitational waves.
The History and Science Behind Vinyl Records
As vinyl records explode in popularity, we take a look back at the history of records, as well as the interesting science behind how they are produced — and how they play music.
How to Model Metabolic Reaction Networks with COMSOL®
Certain ice creams, puddings, and candies have an extremely vivid yellow color that comes from vitamin B2. The manufacturing of this supplement is one example of a metabolic reaction network…
Happy Birthday, Egon Orowan
Egon Orowan found that the theory of dislocations could be used to explain the plastic deformation of ductile materials. He also studied geological fracture, munitions production, and more.
Curve Fitting of Solution Data in COMSOL Multiphysics®
We discuss curve fitting of continuous solution data, the concept of orthogonality, and how to fit solution data to a set of orthogonal functions for a simple and convenient postprocessing operation.
Analyzing LED Bulb Designs with Heat Transfer Simulation
LED bulbs are billed as more energy efficient than traditional bulbs, but they are not 100% efficient in turning electricity into light, making thermal management a vital design consideration.
Zooming in on a Compact Camera Module Design with Simulation
Lights, camera, simulation: Read about factors that help define the performance of compact camera modules (CCMs) as well as how optical ray tracing can be used to analyze their design.
How to Link COMSOL Graphics to Microsoft® PowerPoint®
Did you know that you can easily import, update, and replace model images from COMSOL Multiphysics® in your Microsoft® PowerPoint® presentations?
Modeling Pitting Corrosion in COMSOL Multiphysics®
When the process of generalized corrosion is allowed to continue, the initialization of a pit may occur on the metal surface, which is also referred to as the Evans drop experiment.
Fully Coupled Hydromechanical Modeling of Fractured Media
Dr. Qinghua Lei of ETH Zürich demonstrates a novel method for modeling fully coupled hydromechanical processes in fractured media with 2 examples: fluid injection and underground excavation.
Designing Antireflecting Microstructures for Infrared Applications
Explore how 2 microstructure designs can improve the bulk transmittance of silicon (~70%) and cadmium zinc telluride (~79%) to more than 90% within the specific wavelength spectrum.
Fine-Tuning an HVAC System Design with Simulation
Do you find your office too hot, too cold, or just right? Using simulation, HVAC system engineers can assess indoor climate conditions and ensure maximum comfort among a building’s occupants.
Voltage and Ground When Modeling Wave-Like EM Fields
We continue our discussion of voltage and ground by defining and interpreting these terms for sinusoidally time-varying electromagnetics models.
Do Voltage and Ground Exist?
Remember how the terms “voltage” and “ground” were taught in your university electrical engineering classes? Get a precise definition (in terms of modeling computational EM problems) here.