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Electrical Blog Posts

Validating the Use of Boundary Elements for Magnetostatics Modeling

October 30, 2018

To validate the boundary element method (BEM) as a viable alternative to FEM for magnetostatics modeling, you can try a 3-part tutorial series of electromagnetic force calculations.

Simulating the Tunneling Current Across a Graded Heterojunction

October 29, 2018

Interested in semiconductor design? Get an intro to the theory behind quantum tunneling as well as a demonstration of simulating the tunneling current across a graded heterojunction.

Evaluating Transformer Designs with Electromagnetics Simulation

October 25, 2018

Transformers are used to increase, decrease, and isolate voltage in many different types of devices. EM simulation can be used to evaluate a transformer design, no matter its purpose.

Studying Presbyopia with an Optomechanical Model of the Human Eye

October 24, 2018

You have to see this multiphysics simulation research: To help combat the effects of presbyopia in aging eyes, Kejako built a 3D optomechanical model of a full human eye.

3 Approaches to Modeling Moving Loads and Constraints in COMSOL®

October 22, 2018

Learn 3 ways to model moving loads and constraints in COMSOL Multiphysics®: using variables, interpolation functions, and paths imported from CAD geometries.

Self-Consistent Schrödinger-Poisson Results for a Nanowire Benchmark

October 18, 2018

This benchmark model of a GaAs nanowire validates the Schrödinger-Poisson Equation multiphysics interface, which is useful for modeling systems with quantum-confined charge carriers.

How to Use Numeric Ports in Your RF Analyses

October 12, 2018

When performing RF analyses in the COMSOL® software, you can use numeric ports to compute the mode of a port with an arbitrary shape. This demonstration includes a waveguide adapter example.

RF Signal Transformation Between the Time and Frequency Domains

September 25, 2018

Want to make your RF and microwave device modeling more efficient? Read this blog post to learn how to implement the fast Fourier transform in your simulations.


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