Latest Posts
Performing a Multiphysics Analysis of a Thermal Microactuator
To design an optimized thermal microactuator for use in a specific device, you need to account for tightly coupled electrical, thermal, and structural phenomena in your analysis.
Reducing the Magnetic Signature of a Submarine
For a submarine to avoid detection and remain “under the radar”, engineers need to investigate the magnetic signature of the vessel’s design. Electromagnetics simulation is up to the task.
How Eddy Current Braking Technology Is Freeing Us from Friction
What moves must eventually stop. Unlike mechanical brakes, eddy current braking systems prevent damage when braking at high speeds. Hop on and learn more about eddy currents in this blog post.
Efficiently Analyze Charge Exchange Cell Designs Using Applications
Due to their neutral ion beam, charge exchange cells are used in processes ranging from ion implantation and semiconductor fabrication to synchrotron devices and medical research.
Hydrodynamic Thermal Transport in the Kinetic-Collective Model
F. Xavier Alvarez from the Universitat Autònoma de Barcelona (UAB) discusses using COMSOL Multiphysics® to model heat transfer at the nanoscale and better understand transport processes.
Studying the Polarization of Light with a Fresnel Rhomb Simulation
A Fresnel rhomb is a simple optical system for studying light polarization. Follow along as we simulate linearly, elliptically, and circularly polarized incident light in a Fresnel rhomb.
Simulation Applications Enable Digitalization at ABB Traction Motors
Here’s a real-world example of optimizing R&D processes with COMSOL Server™: At ABB Traction Motors, engineers use simulation applications to analyze CFD and heat in electric motor designs.
Happy Birthday, Ida Noddack
Ida Noddack was one of the “element hunters” trying to fill the gaps in Dmitri Mendeleev’s periodic table. In the process, she codiscovered rhenium, but that’s not all she’s known for…
Using Geometry Parts and Part Libraries in COMSOL Multiphysics®
If you’re working with a model that contains complex geometries, you can use geometry parts and the part libraries to streamline and simplify your model setup.
Digital Twins and Model-Based Battery Design
By combining high-fidelity multiphysics models with lightweight models and measured data, engineers can create digital twins to understand, predict, optimize, and control real-world systems.
Digital Twins: Not Just Hype
The term “digital twin” has been called everything from just hype to a revolutionary concept. We use a jet engine example to explain the concept of digital twins and how simulation fits in.
Happy Birthday, Ernst Mach
Mach bands, Mach numbers, Mach’s principle: Ernst Mach is an accomplished physicist of many namesake discoveries and contributions to science.
Should You Freeze Your Coffee Beans?
Storing coffee beans in the freezer has been described as a clever life hack and a quick way to get frost and condensation in your favorite blend. Could food science research give us answers?
Designing Heating Circuits with Multiphysics Simulation
The electronic message boards you see on the highway contain heating circuits. Their design is a truly multiphysics problem involving heat transfer, structural mechanics, and electromagnetics.
Happy Birthday, Dmitri Mendeleev
2019 marks the 150-year anniversary of Dmitri Mendeleev’s discovery of the periodic table of chemical elements. Learn more about the Russian chemist behind one of science’s most useful tools.
Analyzing an Arterial Self-Expanding Stent with COMSOL Multiphysics®
Interested in bioengineering? Read this overview of a self-expanding arterial stent modeled in COMSOL Multiphysics® with an implemented shape memory alloy material.
Paper Mechanics and the Benefits of Modeling Paperboard Formation
Get a quick introduction to paper mechanics before guest blogger Eric Linvill discusses modeling a L&W bending resistance test piece for cost-benefit analyses in paperboard production.
How to Perform Structural Analyses Using Shock Response Spectra
Mechanical engineers: Learn how to find shock response spectra, use combination methods for eigenmodes, perform missing mass correction, and display your results with the COMSOL® software.
Improving Fire Protection for Structures via Building Physics Simulation
“I didn’t know there was a fire drill scheduled for today,” you say to a colleague. “There isn’t,” they respond. Then you smell smoke. Continue the story in this blog post on building physics.
Keynote Video: Optimizing Cable Systems via Simulation
The length of cable for a mode of transportation depends on the amount of passengers, so a car uses ~5 km of cable and a cruise ship uses ~5000 km. Learn more about cable system design here.
Happy Birthday, Berta Karlik
Berta Karlik helped discover the naturally occurring version of element 85, astatine. She was also the first woman to teach at the University of Vienna.
Keynote Video: EPFL Uses Simulation to Design a Hyperloop Pod
The EPFLoop team used multiphysics simulation to design the aeroshell, pressure vessel, and braking system of their hyperloop pod for the SpaceX 2018 competition. Get an inside look here.
Simulating Fluid-Structure Interaction in a Ball Check Valve
Simulate FSI in a ball check valve to find the flow rate, fluid pressure, and fluid velocity. The COMSOL® software includes a predefined multiphysics coupling that makes it simple.
Comparing 2 Shock Response Analyses for a Computer Circuit Board
Before hitting the market, motherboards and other fragile electronic components need to be able to withstand certain mechanical shock loads. That is where shock response analysis comes in.