Electromagnetics Blog Posts

Faraday Cages Say ‘Do Not Pass’ to Electromagnetic Waves
Faraday cages are found in microwave ovens, protection suits worn by electrical line workers, and even novel “boxes” that are meant to eliminate distractions from cellphones and other devices.

Analyzing a Silicon Solar Cell Design with the Semiconductor Module
You can model a solar (or photovoltaic) cell consisting of a 1D Si p-n junction using the Semiconductor Module add-on. We feature a tutorial model to provide more details.

A Multilevel Approach to Modeling Planar Discharge in CO2 Lasers
Check out the multilevel approach to plasma modeling used by a researcher in the laser industry, who used the flexibility and functionality of COMSOL Multiphysics® to optimize a gas laser design.

How to Optimize the Spacing of Electromagnetic Coils
Did you know that you can maximize the magnetic field strength of your electromagnetic coil designs by optimizing the spacing between the coils?

Analyzing the Design of a New Generation of Midinfrared Fiber Optics
Semiconductor simulation software is a promising method for advancing the design of midinfrared fiber optics because it can be used to measure propagation losses in the optical fibers.

Studying an Innovative Wireless Power Transfer Method with Simulation
Current wireless power transfer technology involves charging pads or stands. Disney Research is using simulation to investigate an innovative method called quasistatic cavity resonance (QSCR).

Predict Thermal Drift in Microwave Filters Using Multiphysics Simulation
When subjected to high-power loads and harsh environmental conditions, microwave filters can experience thermal drift. One way to predict this unwanted effect is with multiphysics simulation.

3 Ways to Optimize the Current in Electromagnetic Coils
We give you 3 ways to optimize the current in electromagnetic coil designs using the AC/DC Module and Optimization Module, add-on products to COMSOL Multiphysics®.