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Questions related to Comsol Multiphysics
Dear Researchers : I need help, I am trying to solve for the Temperature distribution of a 2D model of a Medium Voltage Power Cable, with all its components. This is a 2D model, And I am...
03 August 2021 7,429 11 View
Guys, I was seeing this video to know how COMSOL can calculate the Transmission Loss of a muffler https://www.youtube.com/watch?v=jrk_9SIn0aw but what about the frequency range between 1-10000?...
30 July 2021 8,041 3 View
I want to simulate a microring resonator in 3D. I have done a 2D simulation successfully. But, I am going through a lot of problems in the implementation of the model in 3D. Can anyone give a...
29 July 2021 4,363 5 View
Dear Researchers, I ask for help; This is in COMSOL Muliphysics ver.5.6 I am tryring to solve a model of an Energy Power Cable which is burried in the soil, is a 2D model I choose to couple the...
29 July 2021 8,342 9 View
Hello everyone. I am trying to simulate two nanoparticles with 50 nm radius, which their distance is varying between 100 nm to 600 nm and compute extinction cross section for them. I need my...
29 July 2021 2,135 3 View
Hi all, I am trying to solve a problem using two phase model in COMSOL and I wanna work with Taylor flow in microfluids.
28 July 2021 8,964 6 View
I wanted to simulate High electron mobility transistor using semiconductor module in COMSOL Multiphysics for the IV characteristics.
26 July 2021 901 4 View
Is it correct to Use deforming geometry instead of deforming mesh for simulation of an RF MEMS switch for the dielectric(air) under the switch bridge? the simulation is done using COMSOL multiphysics.
25 July 2021 9,116 0 View
Hello everyone, I am currently analyzing a complex geometry where the mesh structure is obtained by Hypermesh. I saved the mesh structure with .stl extension. However, I am confused on how to...
24 July 2021 1,755 1 View
Dear All I am trying to plot shear stress values in 3D microchannels and I am using the formula spf.sr*spf.mu however I am getting different values from online microfluidic channel WSS...
20 July 2021 4,248 7 View
I have a thin metal plate and a copper wire which has AC current flowing through it. The wire is represented as a long thin copper cylinder and placed on top of the plate. I used the magnetic...
17 July 2021 1,724 4 View
Dear All I am trying to simulate cells in a 2D laminar flow using two phase level-set method in COMSOL. I use p1 = 1000 kg/mˆ3 and dynamic viscosity u1 = 0.001 Pa.s for liquid and p2 = 1500...
17 July 2021 1,260 3 View
Dear Researchers : Recently I asked an official quotation (with all the requiered concepts) from ANSYS and from COMSOL to implement the same type of License and the same set of modules, the...
16 July 2021 9,474 2 View
16 July 2021 7,207 1 View
How to simulate the process of deposition in die-sinking EDM using COMSOL. Also, what physics needs to be selected to study the amount of materials that get deposited?
16 July 2021 6,762 1 View
Good morning Sir, I tried to simulate the FBG structure in comsol, I tried 2D model, but am not able to get the transmission spectrum. I want to view core modes as well as cladding modes.
16 July 2021 5,977 3 View
Hello, I have a question about defining background field in COMSOL, in my simulation which is slightly different from the scatterer on substrate solved model by COMSOL; I have to define the...
15 July 2021 3,964 3 View
I tried simulate the GaAs same as Si in comsol..But i couldn’t get any result.Similar with the SCAPS
14 July 2021 8,197 3 View
Hello everyone, I am trying to simulate a vertical TFET using III-V compound semiconductor (GaSb) and Si forming a heterojunction. I am trying to include a nonlocal trap-assisted model for...
13 July 2021 8,452 2 View
Hi everyone. I want to measure the distance between two objects in my simulation. I press the measure icon however, nothing happens. Do you have any suggestions?
11 July 2021 3,951 3 View
I am trying to understand how much the Kerr nonlinearity leads to the local temperature rise of the mode in a micro-ring resonator. For that I supposedly believe that a 3D thermal diffusion...
10 July 2021 5,924 1 View
Please explain why In Most of the papers of Tangent hyperbolic fluid the results are for Pr=0.7. Is this value of Pr physically realistic for the study of MHD flow? Is fluid with Pr=07...
08 July 2021 6,623 9 View
Dear all, I am trying to use particle tracing in fluid flow using COMSOL Multiphysics. The problem is that it works fine for small particles, say 0.5 um PS particles but does not proceed for...
01 July 2021 1,305 3 View
As MMCs are not available in ANSYS, i am looking to use DIGIMAT-FE for modeling and then use it in ANSYS. Or have someone used COMSOL for the same?
01 July 2021 7,434 3 View