How do i add (VO2) vanadium dioxide in comsol?

More Kelechi Clinton Iwuchukwu's questions See All

What are the functional roles of aquatic insects in nutrient cycling within urban streams?

During my undergraduate studies, I participated in research on stream macroinvertebrate communities and their response to habitat degradation from human-induced environmental change. I collected...

19 March 2024 3,427 1 View

Any suggestions on research topics involving the Application of AI in the area of production chemistry in the oil and gas industry ?

I am looking to enrol for a doctorate and looking for suggestions on likely research areas to consider. My background is oil and gas production chemistry and data science and I work in the oil and...

24 August 2023 2,003 0 View

Hello all, is there any place in nigeria where I can run the following analysis; SEM-EDX, FTIR AND XRD?

Surface analysis using SEM-EDS, FTIR, AND XRD.

12 August 2023 6,302 4 View

How can I join glass tubing with PEEK tubing?

I am working on creating a simple high pressure system but I need to make a connection between glass tubing and PEEK tubing.

17 May 2023 4,556 1 View

How do i add mutiple layers of material on an object in comsol multiphysics?

I need to run a simulation with multiple layers of material.

08 January 2023 5,035 2 View

I carried out a regression analysis including all possible interactions, my R-sq (pred) in minitab is showing an asterisk(*). how do i explain this?

I just need to know what the cause is and how to interpret it

27 February 2022 9,496 4 View

PFA Fixed Brain Tissue is brittle when I section. How Do I rescue this?

I have rat brain samples, that I fixed with 4% PFA but on sectioning they come out very brittle and fall apart. I stopped sectioning because of this. I am looking for a way to recuse the rest of...

19 October 2020 2,653 4 View

How do I decision between innovative outlier and additive outlier models?

I am working on a time series data and I want to determine the order of integration for the various variables. When looking at the graph I observed a potential break point in the some series...so...

18 June 2018 6,542 2 View

What is the best statistical approach to determining socio economic status of a population with a certain disease?

I will appreciate a quick statistical advice...

11 October 2017 7,898 3 View

Suggestions on how to construct a good lab anaerobic digester for efficient biogas production and microbial analysis

I will appreciate ideas/ suggestions on construction of a good lab anaerobic digester for effective biogas production and measurement, microbial analysis and physicochemical analysis. Also the...

03 August 2017 348 3 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 6,146 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