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Channel: RF Module - Latest Discussions - COMSOL Forums
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scattering of 2D array of particals

Hi everyone, I want to simulate the scattering of a 2D array of particals and the partical is anisotrpic.Then I want to compulate the scattering matrix. Has anyone simulated this?I only need to...

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Coil shapes

Can anyone help me, to design Coils other than Helix? For example Rectangular Coil and Triangular. The point is to see how resonant frequency varies

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Electric field distribution - Point Source

I want to simulate the Vertical and Horizontal polarization of dipole source. Its Au-GaAs-Air structure with electric dipole source. You can find that in attachment. For this we need to import n and k...

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A SMALL DOUBT ON PORT POWER VALUE !

Hi all, I am new to this software and I am trying to simulate a multi-layer structure on which plane electromagnetic wave is allowed to fall at normal incidence. I kept the port power at the default...

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Electric Point Dipole Asymmetry?!

I have a simple model, with a point dipole surrounded by air, and then a PML. I want to recover the fields of a point dipole and I ALMOST do. They're totally fine but SLIGHTLY asymmetric--it looks like...

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how to change the scale of the boundary mode analysis in RF module

Hello! I make the boundary mode analysis, but can I change the scale of the boundary mode analysis in RF module?

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how to change the scale of the boundary mode analysis in RF module

Hello! I make the boundary mode analysis, but can I change the scale of the boundary mode analysis in RF module?

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How to extract phase information on S parameters?

Is there a predefined post processor to obtain phase of S parameters in RF simulation?

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4-Coil System

Hi all, I am new in Comsol and I'm trying to model a 4-coil system consisting of Source coil, Transmitter coil, Receiver coil and Load coil. Basically, there will be a voltage source supplied to the...

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Plasmonic Biosensor

I need to make a Plasmonic Biosensor in Comsol. I don't know how to use the RF module. I'm good with the geometry but have no clue about the parameters, equations and boundary conditions. Kindly help...

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Unknown feature or operator

Hello, I have been using Comsol 3.5 and it was working well. Now that I changed to 4.3, I have been encountering problems such as: Name: mod1.ewv.dst2src_pc1 and Feature: stationary solver1 (sol2/s1)....

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Discrepancies using periodic ports at off-normal incidence

COMSOL'ers: When performing 2-D full-field simulations of an opaque periodic structure at off-normal incidence, my results (near- and far-field profiles) vary as a function of the height of the upper...

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Adding Refractive Index

Hi I m a beginner in COMSOL. I m working on GaAs-Air interface. I want to know how to add refractive index to GaAs manually from material properties. I searched in material properties but couldn't...

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Wavelength Sweep with parameters from text file

Hi I m a beginner in COMSOL. My structure is shown in picture. Its is Au-GaAs-Air structure from bottom to top (2D). Simply I can brief out my objectives in following steps. 1) Have refractive index...

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How-to : Transmission Spectra vs Wavelength

Hi I had attached the concept of my simulation as picture where you can understand my idea. For obtaining Wavelength vs Transmission spectra I need to include all Refractive index (n and K values of...

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Electromagnetic field components as integral expressions

I am trying to evaluate the electromagnetic field near the focus of high NA objective. The most common way to do it is to represent the electromagnetic fields in integral form , for instance -using...

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scattering of 2D array of particals

Hi everyone, I want to simulate the scattering of a 2D array of particals and the partical is anisotrpic.Then I want to compulate the scattering matrix. Has anyone simulated this?I only need to...

View Article


Coil shapes

Can anyone help me, to design Coils other than Helix? For example Rectangular Coil and Triangular. The point is to see how resonant frequency varies

View Article

Electric field distribution - Point Source

I want to simulate the Vertical and Horizontal polarization of dipole source. Its Au-GaAs-Air structure with electric dipole source. You can find that in attachment. For this we need to import n and k...

View Article

A SMALL DOUBT ON PORT POWER VALUE !

Hi all, I am new to this software and I am trying to simulate a multi-layer structure on which plane electromagnetic wave is allowed to fall at normal incidence. I kept the port power at the default...

View Article
Browsing all 2018 articles
Browse latest View live


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