Magnetic shielding
How to simulate magnetic flux density in and around the magnetic shielding?
View ArticleS21, RF attenuation between two cross-sections
Hello, I am trying to simulate a circular wave guide below cut-off to be used as an attenuator. I started with just a cylinder whose boundaries were PECs and each end defined as a port. The S21...
View ArticleRF module or Wave Optics ??
Hi, I am trying to simulate the wavelength/ frequency transmission and reflection of a nanoscale cross-dipole antenna on a dielectric substrate. For this I have taken the approach of the RF module...
View ArticleTorque through Maxwell Stress Tensor
Dear all: Recently I tried to implement a similar problem to the one presented in the following poster. The goal is to obtain the force and the torque over a particle that is illuminated by an...
View ArticleMach-Zehnder; V=V0
In the example of the Mach-Zehnder interferometer, V = V0. This value of V0 can be a complex number variable (having him as a figure for Bessel function)? Best regards, Everaldo Ribeiro Brinhole
View ArticleProblems modelling a microstrip resonator
Hi there, I am trying to model a microstrip resonator with COMSOL and I am having some problems with it since it's the first time I use this software. Basically I followed the steps on the example "...
View ArticleIMPLEMENTING SOLAR SPECTRAL IRRADIANCE DATA (AM 1.5G) ON A 2- D SOLAR CELL
Hi, We are trying to simulate a 2-D solar cell using comsol multiphysics 4.3 a. We had succeeded in the initial part. Now we want to incorporate the spectral irradiance (AM 1.5 G SPECTRUM) into my...
View ArticleHow to calculate Electric Field Enhancement in the optical Nanoantenna...
I have modeled an optical nanoantenna with two silver nanoparticle. Now I want to calculate the Near Field Enhancement in the gap of the Nanoantenna. How can I compute this?? In a similar but different...
View ArticleHow to calculate Electric Field Enhancement in the optical Nanoantenna...
I have modeled an optical nanoantenna with two silver nanoparticle. Now I want to calculate the Near Field Enhancement in the gap of the Nanoantenna. How can I compute this?? In a similar but different...
View ArticleHow to calculate Electric Field Enhancement in the optical Nanoantenna...
I have modeled an optical nanoantenna with two silver nanoparticle. Now I want to calculate the Near Field Enhancement in the gap of the Nanoantenna. How can I compute this?? In a similar but different...
View ArticleFailed to evaluate variable: freq
Hi COMSOL Users, I'm new to using the v4.x series of COMSOL, so perhaps I've missed something simple, but I get an error when trying to plot body volume force variables. The error message...
View ArticleAbout the Comsol with Matlab
Hi, everyone When I am trying to plot a function, and an error is occurred : Failure loading MATLAB libraries. This model requires that MATLAB is available. - File: csmatlab.dll - Function: Sigma_G. I...
View ArticleNo "Solution store" in my model.
There is a "Solution store" in the case library. But when I created a model step by step just like the case library said, under "Study 1" there was only "Solution 1". From the case library's microwave...
View ArticleTwo physics simulation: Electro-Optics
I'm running Electro-optic simulations and I've coupled two physics, namely RF and Wave Optics. I'm running the Mode Analysis in the RF Physics to solve for 2D electric field given my particular...
View ArticleFailed to evaluate variable: freq
Hi COMSOL Users, I'm new to using the v4.x series of COMSOL, so perhaps I've missed something simple, but I get an error when trying to plot body volume force variables. The error message...
View ArticleIMPLEMENTING SOLAR SPECTRAL IRRADIANCE DATA (AM 1.5G) ON A 2- D SOLAR CELL
Hi, We are trying to simulate a 2-D solar cell using comsol multiphysics 4.3 a. We had succeeded in the initial part. Now we want to incorporate the spectral irradiance (AM 1.5 G SPECTRUM) into my...
View ArticleSimulating chiral media
Hi, I am trying to simulate chiral media as explained in "alphard.ethz.ch/hafner/Workshop/Comsol2009.pdf". My understanding of adding the chiral expression for the electric displacement is that I add a...
View ArticleRF module or Wave Optics ??
Hi, I am trying to simulate the wavelength/ frequency transmission and reflection of a nanoscale cross-dipole antenna on a dielectric substrate. For this I have taken the approach of the RF module...
View ArticleElectric Field from a point source
Hi, I am new to COMSOL. I want to model a point source from which Electric Field spreads out in x,y directions. I am working in 2D plane. I started of by creating a geometry with air, and then...
View ArticleHow to plot the electric field of circular polarized light?
Hello I simulate a meta-surface model when a circular polarized light is normal incident, the polarization state of transmitted light is circular polarized too, and how can I plot the transmitted...
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