How would we decide the mesh velocity in moving mesh method?

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What is the relationship between the threshold voltage and the device's noise performance, particularly in terms of flicker noise and thermal noise?

The threshold voltage (Vth) of a MOS device plays a crucial role for its operation. At the same time, noise is an intrinsic factor. So how noise (flicker or thermal) change with the change in...

29 July 2024 3,246 0 View

What is the solvent system required to run tlc for calixarenes?

If you don't understand my question let me know

21 July 2024 563 1 View

Sample size for qualitative study?

I am working on scale development in behavioral finance by undertaking a mixed-method approach using the exploratory sequential design. The phenomenon has diverse meanings in existing literature...

20 July 2024 9,153 11 View

How to convert available phosphorus to total phosphorus?

I need to convert Available phosphorus into total phosphorus

18 July 2024 6,799 3 View

Can it is possible to find the cleaved sequence when a protein cleaved by a heamaglutanin protease (HA/P) by any bioinformatics tools?

Bioinformatics tools like peptide cutter

15 July 2024 6,453 1 View

Can we progress towards defining obesity based on body fat content?

The burden of obesity is enormous. The greater challenge lies in accurately diagnosing obesity at the right time, reflecting the true increase in visceral fat. BMI may not accurately represent...

14 July 2024 8,771 4 View

How does high humidity affect the growth and development of crops?

10 July 2024 7,258 20 View

In what ways does high humidity impact the pollination process in agricultural plants?

10 July 2024 7,513 13 View

Do the parts of the body that are situated at a longer distance from the central nervous system have the least control & coordination comparatively?

What would be the effect of distance from CNC cum Heart on the structure and function of a particular part of the human body? Do short people have evolutionary advantages to control body parts in...

09 July 2024 2,052 3 View

I have need a LPBF/SLM model on comsol multiphysics ?

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

Problems about acousto-optic coupling in Comsol, how to check whether the moving mesh is correct?

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

How to get LP fiber modes directly from Comsol?

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

Can anyone help with this comsol error? Pleaaaase I need help !!?

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

Why electrical charge on the moving plate increase?

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

Why does the error "The relative error (0.29) is greater than the relative tolerance" appear in Comsol Multiphysics?

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

How to use stress and displacement results from 1st stationary simulation as initial conditions for 2nd eigenfrequency simulation in COMSOL?

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

I have need a LPBF/SLM model on comsol multiphysics ?

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

Is it possible to define exothermic processes in finite element software like COMSOL? If yes, how can this be done?

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

Has anyone simulated Argon plasma jet in Comsol?

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

COMSOL simulation of transient wave optics propagation is not physical?

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

Nitish Katiyar

https://www.comsol.com/model/modeling-deforming-meshes-30561

Muhammad Saad Khan

Dear Raj Kumar, I hope the following links may help you:

https://home.cscamm.umd.edu/publications/hangzhou_CS-05-04.pdf

https://www.global-sci.org/v1/cicp/openaccess/v10_509.pdf?1595565185

http://www.reading.ac.uk/web/files/maths/BV_Wells.pdf

Technical Report Moving mesh methods in Fluidity and Firedrake