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Electrical Blog-Beiträge

How to Analyze Turbomolecular Pumps with COMSOL Multiphysics®

January 12, 2021

Modeling gas flow in a turbomolecular pump calls for specialized numerical methods, because at such low pressures, the gas molecules rarely collide with each other.

2020 Isaac Newton Medal and Prize Awarded to Nader Engheta

December 16, 2020

Get an overview of the Isaac Newton Medal and Prize — and the optical physicist who won this year.

Investigating Magnetic Field Exposure Near Transmission Lines

December 14, 2020

Electromagnetics simulation can be used to predict and investigate magnetic field exposure around power transmission lines and other electrical infrastructure.

5 W’s for 200 Years of Electromagnetism

December 11, 2020

Fun fact: Hans Christian Ørsted originally studied pharmacology and philosophy before he went on to discover the connection between electricity and magnetism.

What Formulation Should I Use for Particle Tracing in Fluids?

December 4, 2020

The COMSOL® software gives you 4 equation formulation options when modeling particle tracing in fluids: Newtonian; Newtonian, first order; Newtonian, ignore inertial terms; and Massless.

k • p Method for Strained Wurtzite GaN Band Structure

December 1, 2020

Model a wide range of semiconductor systems, such as particles with spins and strained wurtzite crystals, using multicomponent wave function functionality in the Schrödinger Equation interface.

Designing Inductors with a Simulation App at Bombardier Transportation

November 20, 2020

Every day, 500 million passengers in 200 cities and 60 countries ride a train featuring Bombardier Transportation products. See how apps help speed up the design process for a train component…

Modeling a Pierce Electron Gun in COMSOL Multiphysics®

November 19, 2020

Cathode ray tubes, electron microscopes, spectrometers, and particle accelerators: These devices and components commonly use Pierce electron guns.


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