Latest Posts
Optimizing Thermophotovoltaic Designs with Heat Transfer Simulation
Thermophotovoltaic (TPV) systems, known for their flexible fuel choice options, immovable parts, and potential for efficient power generation, can be optimized with heat transfer modeling.
Analyzing the Viscous and Thermal Damping of a MEMS Micromirror
Micromirrors are efficient and inexpensive. Here, we go over 2 types of analyses for a MEMS micromirror design, frequency-domain and transient, using the COMSOL® software.
Modeling Adsorption at Surfaces in COMSOL Multiphysics®
What is adsorption? Learn the theory behind this chemical engineering phenomenon as well as how to model the process at surfaces in the COMSOL® software.
How to Model Moisture Flow in COMSOL Multiphysics®
Learn how to model moisture flow in COMSOL Multiphysics®, which you can apply to industrial examples such as building envelopes and food packaging.
Modeling Ferromagnetic Materials in COMSOL Multiphysics®
Get a comprehensive guide to modeling ferromagnetic materials in COMSOL Multiphysics®, including an introduction to the theory and a series of useful animations.
Applying and Interpreting Saint-Venant’s Principle
Saint-Venant’s principle is found in most structural engineering textbooks, but what is its exact meaning? We go over its history, definition, and relevance to mechanical analyses.
Analyzing a MEMS-Based Strain Gauge Design with Simulation
MEMS-based strain gauges are helpful in both civil engineering and biomedicine. Read about a team of researchers who used the MEMS Module to analyze strain gauge designs.
Predicting Solute Transport in Groundwater Using Simulation
In order for groundwater to be useful for irrigation and drinking, we need to understand how its various solutes move through the water. The Subsurface Flow Module includes features for this.
Model Deforming Objects with the Arbitrary Lagrangian-Eulerian Method
The combined efforts of Leonhard Euler and Joseph-Louis Lagrange inspired the arbitrary Lagrangian-Eulerian (ALE) method, which we can use to model deforming objects.
Studying the Safety of Tattoos with Mass Spectrometry and X-Rays
When you get a tattoo, what happens to the ink once it enters your skin? In an attempt to answer these questions, researchers turned to mass spectrometry and X-ray fluorescence.
Analyzing the Mechanical Behavior of Cells for Biological Applications
Finite element modeling can be used to analyze the mechanical behavior of biological cells. Guest blogger Björn Fallqvist of Lightness by Design sheds light on this bioengineering topic.
Analyzing White Pupil Échelle Spectrographs via Ray Tracing Simulation
Astronomers use échelle spectrographs to detect far-away planets. To design a white pupil échelle spectrograph with optimized sensitivity, engineers can turn to ray tracing software.
How to Use the Beam Envelope Method for Wave Optics Simulations
In order to simulate optically large optical systems, you need to solve for Maxwell’s equations, which requires a fine mesh and a lot of computational energy. Enter the beam envelope method.
Evaluating the Performance of a Steam Reformer with Simulation
To design a steam reformer for hydrogen production, you need to couple mass, energy, and flow equations. The Chemical Reaction Engineering Module can account for this true multiphysics problem.
Modeling a Sphere Falling on a Water Surface
Get the theory behind a quintessential CFD problem, the oscillating motion of a buoyant sphere, as well as step-by-step instructions for modeling it in COMSOL Multiphysics®.
A Simulation Color Table for Engineers with Color Vision Deficiency
Simulation results often use color to present data and emphasize certain takeaways, but what about engineers with color vision deficiency? Cividis is a color table designed specially for this.
Calculating Thermodynamic Properties for Liquids and Gases
The Chemical Reaction Engineering Module includes a built-in database of over a dozen thermodynamic properties, making it easier to set up your transport and reaction models. Details here.
Happy Birthday, Ernst Ruska
Ernst Ruska is an optical engineer from Germany who is known for developing the first electron microscope, earning him a Nobel Prize in Physics in 1986.
Advancing Vanadium Redox Flow Batteries with Modeling
The chemical energy in vanadium redox flow batteries is contained in liquid electrolytes and stored in external tanks. They can be used to improve grid energy storage and renewable energy.
3 Examples of Equation-Based Modeling in COMSOL Multiphysics®
What are the benefits of using equation-based modeling in your simulations? Here are 3 examples that demonstrate the use of this functionality.
How to Build Geometries from Elevation Data to Model Irregular Shapes
Say you want to build an irregular geometry of a mountain. You can do so by creating a surface of an irregular shape based on elevation data stored formats such as text, image, or DEM files.
Keynote Video: Using COMSOL Server™ for Product Development
Watch an engineer in the materials science industry discuss the use of simulation applications and COMSOL Server™ to accelerate and optimize his company’s product development workflow.
How to Model Fluid-Structure Interaction in a Water Balloon
They’re not just for playing games in the backyard: Water balloons are also an example of fluid–structure interaction in a nonlinear elastic material. Learn how to model this effect…
Introducing COMSOL® Software Version 5.3a
COMSOL Multiphysics® and COMSOL Server™ version 5.3a include updates to both the core functionality and add-on modules, including the Cividis color table and extended copy-paste capabilities.