Latest Posts
Maximizing Eigenfrequencies with Shape and Topology Optimization
Mechanical resonance can cause fatigue problems in machines. See how to mitigate unwanted resonance with shape and topology optimization.
How to Define Load Cycles in Battery Models
Specifying a load profile is critical when modeling a battery system. Explore several approaches for doing so in COMSOL Multiphysics® and the Battery Design Module.
Using LaTeX to Add Mathematical Expressions to Plot Titles
Interested in adding mathematical expressions to your plot titles? As of COMSOL Multiphysics® version 6.2, this is now possible. Learn how here.
Understanding Higher-Order Diffraction
Explore how to use the Ewald sphere to study diffraction from planar periodic structures. (Interact directly with the model to get the full picture!)
From TV Signals to Toasting: Tuning a Yagi–Uda Antenna to Heat Muffins
See how modeling and simulation can be used to test an unconventional heating method. Here, we explore how a Yagi–Uda antenna performs as a hypothetical oven replacement to heat muffins.
Happy Birthday, John von Neumann
One of the most influential mathematicians of the 20th century, John von Neumann also left major marks on quantum mechanics and computer science. Learn more about this polymath’s legacy.
Modeling Dispersion in an Electric Currents Model
As of COMSOL Multiphysics® version 6.2, new electrical dispersion modeling capabilities are available. This functionality is especially important for modeling insulators and living tissues.
Shape and Topology Optimization of Step Thrust Bearings
Step thrust bearings support axial loads in rotating machinery. Learn how to maximize the load capacity of these bearings with shape and topology optimization.
Best Papers and Posters from the COMSOL Conference 2023 Munich
Electrochemical deposition, energy geostructures, and laser welding are just a few of the topics featured in the top papers and posters from the COMSOL Conference 2023 Munich.
Happy Birthday, Antonie van Leeuwenhoek
Antonie van Leeuwenhoek advanced the capabilities of microscopes and made invaluable contributions to the understanding of microbiology. Let’s take a look at his legacy.
Happy Birthday, Subrahmanyan Chandrasekhar
A stellar finding: In the 1930s, it was discovered that certain dying stars will form into extremely dense alternative bodies. Learn about the theoretical physicist who brought this to light.
How Well Do Mosquito Traps Work? Observing Their Effectiveness with Particle Tracing
Are you a mosquito magnet? For fun, let’s explore whether mosquitoes prefer mosquito traps or human skin with equation-based modeling.
Building a Metalens Design App with COMSOL Multiphysics®
Here, we explore how to build a simulation app for reflective metalens design, which can easily be compiled into a standalone app.
Happy Birthday, Michiyo Tsujimura
In 1932, Michiyo Tsujimura’s thesis on the chemical components of green tea was approved by the Tokyo Imperial University — making her the first woman in Japan to receive a doctorate’s degree in agriculture.
Modeling Periodic Electric Signals and Their Thermal Effects
Electrical pulse trains can be applied to human tissue for electroporation and thermal ablation. Learn how to model such signals via a Fourier transform approach.
Understanding the Transient Electromagnetic Excitation Options
Looking to model electrical signals that vary arbitrarily in time? We suggest using the Electric Currents interface. Learn why here.
Happy Birthday, Anders Jonas Ångström
The angstrom unit, a university laboratory, and a crater on the moon are all named after Anders Jonas Ångström. Let’s learn more about this physicist whose work and accolades are out of this world!
Using Simulation to Guide mRNA Vaccine Production
In recent times, lipid nanoparticles have gained public attention for their use in mRNA vaccine production. Read how Veryst Engineering is using simulation to help guide this process.
Happy Birthday, Joseph Larmor
Joseph Larmor wrote on topics ranging from electricity and dynamics to the electron theory of matter. However, he is best known for his 1900 publication on aether and matter.
Full Acoustic Room Impulse Response of a Small Smart Speaker
The acoustic response of a small smart speaker can be modeled using the built-in hybrid FEM–ray coupling functionality in the COMSOL Multiphysics® software. Learn more here.
Developing Better Resonators for CMOS Technology
Sub-GHz technologies are used by the billions for home automation, infrastructure monitoring, and more. This growing demand calls for optimally designed RF filters and resonators.
Happy Birthday, Charles-Augustin de Coulomb
Coulomb’s law of friction, the torsion balance, Coulomb’s law, — These are just a few of Charles-Augustin de Coulomb’s many scientific contributions.
Happy Birthday, Angelo Moriondo
How we brew espresso today is largely influenced by an inventor from the 1800s, who recognized the need to provide quick coffee service.
Stress Minimization: A Heuristic Approach for Improving Fatigue Behavior
2 models, a bracket and wheel rim, demonstrate a gradient-based optimization method that enables stress minimization to be used heuristically to improve fatigue behavior.