Hello
please i hope to change values of permittivity tensor wich is diagonal with different values but i can not i use comsol software
help
how to simulate a carbon nanotube to trace the electron dispersion as well as the energy bands using the comsol
03 April 2018 5,915 0 View
have a figure on comsol that I want to put it in my article but I do not know how the recorded do
31 December 2016 5,888 0 View
hello everyone is there anyone who can answer my question: The calculation of the bandwidth is done usually at -3dB, but I find in some works that this value of -3dB is different , for example Bw...
03 April 2016 7,040 3 View
The theoretical factor structure of a questionnaire is linked to its Likert scale response? If I change the response scale this may affect the structure? For example, instead of using a scale from...
01 February 2015 7,330 7 View
Given that the study objective is to seek only the usual food consumption without information on the portions?
01 February 2015 6,218 2 View
good morningI read the article titled 'SINRD Circuits Analysis with WCIP' we can solve the equation system (10) by the GMRES algorithmSo to use the GMRES we must put the system in the form of...
11 December 2014 9,959 4 View
Is there a classification of foods according to their taste?
09 October 2014 6,354 4 View
What are these conditions and how can I choose the basis function?
03 April 2014 6,446 3 View
Is there a difference between carbon nanotube and carbon nanoube matamaterial? Is that the permittivity is related only to the carbon nanotube metamateial or it occurs also when there is a carbon...
31 December 2012 4,461 1 View
I’m trying to reproduce the acousto-optic coupling simulation in the paper Frequency–angular resolving LiDAR using chip-scale acousto-optic beam steering. LNOI(lithium niobate on insulator) is...
13 August 2024 9,795 0 View
Hi there, I'm new to modelling with comsol. I would like to ask if it is possible for comsol to output linearly polarized (LP) modes? I tried modelling a simple single mode fiber with an enlarged...
23 July 2024 4,019 3 View
Undefined variable. - Variable: comp1.cNa - Géométrie: geom1 - Domaine: 1 Failed to evaluate expression. - Expression: comp1.cNa - Affichage: Graphique sur ligne 1
19 July 2024 1,938 2 View
Hi, everyone This figure depicts a simulation of an electrostatic energy harvesting system in COMSOL Multiphysics software. My question is regarding the relationship between the changes in...
19 July 2024 4,694 4 View
Hello, My name is Radu Jubleanu, I am a PhD student at the Politehnica University of Bucharest. I work in the field of magnetic storage in superconductors. I want to carry out a numerical study of...
15 July 2024 6,025 1 View
Dear All, I am trying to define the dispersion curves of a periodic unit cell in COMSOL Multiphysics with prescribed displacements. I am using two separate studies: - Study 1: Stationary, with...
13 July 2024 7,855 1 View
In this model clearly understanding how to active one layer to another layer and how to add powder material properties step by step.
08 July 2024 6,147 0 View
We aim to study an exothermic process and evaluate its temporal changes. Could you recommend suitable software for this purpose and explain how to conduct this analysis? What specific data is...
30 June 2024 8,413 1 View
Hello, Has anyone successfully modeled 2D argon plasma jet using the COMSOL? I would greatly appreciate any guidance on this matter.
30 June 2024 5,597 0 View
Hi guys, I am trying to simulate a 1 ps long plane wave propagating in a dispersive material, with the wave optics transient module. According to the drude-lorentz model, when the frequency of...
29 June 2024 486 1 View