Latest Posts

Thermal Contact Resistance Simulation
When 2 materials are in direct contact, thermal conductivity is determined by their properties, but surface roughness introduces air-filled gaps between the materials. How do you model this?

Magnetic Cooling Technology in Refrigeration
Is your refrigerator running? Then you better go catch it (and see if it uses magnetic cooling technology, which offers a greener approach to preserving foods)!

Combining Parallel Slices to Create an Animation
Want to animate how your 3D steady-state model’s solution is changing along a certain direction? You can do so by combining parallel slices. We demonstrate the 3-step process…

Accurate Hematology Analysis Using Hydrofocusing
Hematology analysis is important for diagnosis and treatment. Researchers at HORIBA Medical used simulation to develop new methods for analyzing the accuracy of their hematology analysis devices.

Selective Laser Sintering for Prototype Production
A type of 3D printing called selective laser sintering is used to produce everything from metal prototypes and plastic, ceramic, and glass materials to coffee! Learn about modeling this process.

Modeling a Coil Heat Exchanger
Coil heat exchangers are simple and easy to manufacture — but what about modeling them? Adding expressions to compute the temperature drop between coil turns simplifies the modeling process.

Reducing Vibrations with Viscoelastic Structural Dampers
Whether caused by an earthquake or everyday wind, when a structure undergoes vibrations, its components experience stresses and strains. Viscoelastic structural dampers can help >>

The Hygroscopic Swelling Effect
If you put a quarter cup of rice in a pot of water, you end up with half a cup of rice. This isn’t magic — it’s simply hygroscopic swelling at work. Learn more about this phenomenon.

How to Obtain Oil Cost-Effectively with Multilateral Wells
1 example of how numerical simulation benefits the oil & gas industry: You can predict the stability of a multilateral well to determine if it will need expensive mechanical stabilization.

What Is a Packed Bed Reactor?
Absorption, distillation, stripping, separation processes, catalytic reactions — the list goes on! All of these chemical processing applications require the use of a packed bed reactor.

Modeling Electrochemistry for Managing Diabetes
An estimated 350 million people worldwide are living with diabetes. By modeling electrochemical processes, biomedical engineers can analyze and optimize the glucose sensing process.

Treating Damaged Biological Tissue with Cryotherapy
Ever hear of cryotherapy (also called “cryosurgery”)? This superfreezing method uses low temperatures to treat damaged tissues, typically with the help of liquid nitrogen.

Phase Change: Cooling and Solidification of Metal
Phase change: A transformation of material from one state of matter to another due to a change in temperature. Learn how to model phase change in a continuous casting process.

Simulating Wear in COMSOL Multiphysics
A guest blogger from Veryst Engineering, a COMSOL Certified Consultant, shares how he implemented a wear model in COMSOL Multiphysics® and validated it by simulating a pin-on-disc wear test.

The Age of 3D Metal Printing
3D printing (also called additive manufacturing) can involve the use of plastics and metals. Take a more in-depth look at 3D metal printing and its potential to revolutionize manufacturing here.

Modeling a Complementary Split Ring Resonator with Ease
The Frequency Selective Surface, Periodic Complementary Split Ring Resonator tutorial model can be set up easily by taking advantage of periodic boundary conditions. Learn more here >>

Eat First, Research Later: Exploring the Role of Eggs in Baking
Leavening, binding, moistening: 3 of the roles eggs typically play in baking. Learn more about the science behind baking with eggs, and how vegan baked goods compare, on the blog.

Electron Energy Distribution Function
The electron energy distribution function (EEDF) strongly influences the results of a plasma model. But what are some ways we can numerically describe the EEDF in the COMSOL® software?

Solving a Space Problem with Origami Principles
From spacecraft to solar panels, lack of space is a design problem. Read about how some researchers are using origami, the ancient art of Japanese paper folding, to remedy this issue.

Optimizing the Continuous Casting Process with Simulation
To optimize the steelmaking process of continuous casting, researchers at SMS Concast turned to simulation. One result? A steelmaking plant in Taiwan reduced yearly CO2 emissions by ~40,000 tons.

Understanding Traffic Congestion via Equation-Based Modeling
Boring, frustrating, extremely inconvenient: We’ve all experienced a traffic jam when trying to get from Point A to Point B. Researchers used equation-based modeling to study traffic congestion.

Designing Fully Superconducting Rotating Machines
Researchers from the Department of Mechanical Engineering at the University of Houston used simulation to investigate the stress and heat distribution in superconducting rotating machines >>

Solution Joining for Parametric, Eigenfrequency, and Time-Dependent Problems
In a follow-up to a previous blog post, we demonstrate how to use the Join feature in the context of 4 types of problems: parametric, eigenfrequency, frequency domain, and time dependent.

Just Published: Paper on Modeling Spinal Column Stimulation
To determine the effect of scar tissue on electrical current distribution during the treatment of chronic pain, researchers from Beth Israel Deaconess modeled the spinal cord stimulation process.