Active discussions in the forum
Announcement: IEEE Spectrum Multiphysics Simulation 2016 ebook is now available!
Hello! We are excited to announce that this year's IEEE Spectrum Multiphysics Simulation insert is now available to view online and for download at: www.comsol.com/offers/mphsim16 Read the ebook to see how high-tech... Read more »
Posted 2 weeks ago
Announcement: Now available: COMSOL 5.2a Update 1
Hello, I'm pleased to announce that COMSOL 5.2a Update 1 is now available. This is a quick installation to keep your software current and stable. Update 1 applies to Version 5.2a of COMSOL Multiphysics and Application... Read more »
Posted 1 month ago
Initial Value Erron in Time Dependent Study
Hi Forum, I'm working on a 2D model in solid mechanics. The model was defined an initial velocity in global coordinate and a prescribed displacement in boundary coordinate system. The material is some rubber like elastomer... Read more »
Posted by Yu Song 1 hour ago
Simulating FET in Semiconductor Module
Hi, I am trying to simulate a FET device in 3D (not Silicon) in the Semiconductor module. 2D model is working fine. But when i try to vary the W/L ratio, the solution does not converge. Is there any way to improve the... Read more »
Posted by Sagnik Middya 3 hours ago
Turbulence Models
Hello, I would like to simulate the wake effect produced when the air flows through a wind turbine. I need to simulate four turbulence models: NO Jensen, Larsen, Ishihara and Ainslie or eddy viscosity model. The thing is... Read more »
Posted by Laura Bauzon 9 hours ago
Liquid-liquid extraction
Hi, I want to simulate liq.-liq. extraction in a pipe in COMSOL. What physics should I be using? Say my problem state is - extract acetic acid from toluene using water. Thanks -- Raja Barnwal Read more »
Posted by Raja 9 hours ago
Solvers in COMSOL
Hello everyone! I am a newbie who seeks help in COMSOL. I have simulated a laminar flow in an annulus using direct solvers. The results match well with the problem (taken from Bird Stewart Lightfoot). I am trying to... Read more »
Posted by Raja 10 hours ago
Rotating the structure object in Fluid-Structure interaction mode
Dear all, Can anyone show me how to rotate the cylinder and beam in the oscillating model, which can be found as the following COMSOL website, http://cn.comsol.com/model/vibrating-beam-in-fluid-flow-9408 And your... Read more »
Posted by lyon Hum 12 hours ago
View all discussions | Start a new discussion
COMSOL Blog
Sampling from Phase Space Distributions in 3D Charged Particle Beams
In the previous installment of this series, we explained two concepts needed to model the release and propagation of real-world charged particle beams. We first... Read more »
Understanding the Paraxial Gaussian Beam Formula
The Gaussian beam is recognized as one of the most useful light sources. To describe the Gaussian beam, there is a mathematical formula called the paraxial Gaussian... Read more »
Efficiently Assign Materials in Your COMSOL Multiphysics® Model
To optimize your modeling processes, there are a number of built-in materials available for you to use in the COMSOL Multiphysics® software. Along with these materials... Read more »
Phase Space Distributions and Emittance in 2D Charged Particle Beams
Previously in our Phase Space Distributions in Beam Physics series, we introduced probability distribution functions (PDFs) and various ways to sample from them in the... Read more »
Sampling Random Numbers from Probability Distribution Functions
In this blog series, we'll investigate the simulation of beams of ions or electrons using particle tracking techniques. We'll begin by providing some background... Read more »
お問い合わせ
ワークショップに参加
