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How to Numerically Simplify Your Periodic RF Models

April 22, 2019

Looking for an easier way to model periodic RF structures, such as frequency selective surfaces, electromagnetic band gap structures, reactive and high impedance surfaces, and metamaterials?

Your Guide to the Physics Interfaces and Studies in the RF Module

April 19, 2019

The RF Module includes 4 physics interfaces and studies that you can use to analyze electromagnetic wave propagation and resonance behavior in your RF analyses.

Comparing Optimization Methods for a Heat Sink Design for 3D Printing

April 18, 2019

When designing a heat sink, is it better to use parametric or topology optimization? When manufacturing said design, does 3D printing produce the best result, or a conventional method?

Verification Model: Postbuckling Analysis of a Spherical Cap

April 16, 2019

Think about what happens to a soda or beer can when you crush it. This phenomenon is called buckling, in which compressive stress causes sudden failure in a structure.

Comparing 2 Model Files in the COMSOL Multiphysics® Software

April 15, 2019

Why compare 2 model files? You can identify and correct errors in your current model, document and check differences between two versions of a model under development, and more…

Your Guide to Lumped Ports in the RF Module

April 12, 2019

Your guide to the 4 different types of lumped ports that you can use for your RF analyses, as well as the different modeling scenarios in which each type is applicable.

Evaluating the Electrode Utilization of a Lithium-Ion Battery Pouch Cell

April 11, 2019

Large-format batteries are found in energy storage systems; electric, hybrid, and plug-in cars; unmanned vehicles; light-rail trains; and more. We discuss modeling a component of these batteries.

Calculating the Heat Transfer Coefficient for Flat and Corrugated Plates

April 10, 2019

What is the heat transfer coefficient, and how do you calculate it? This blog post includes a theoretical background and demonstration of 2 examples in COMSOL Multiphysics®.


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