Hi, I need to simulate an LPG in fiber by COMSOL. is there any step-by-step manual for this purpose?

More Behzad Sadri's questions See All

Is there any mathematical relationship between pH and zeta potential?

I am looking for a mathematical relationship between pH and zeta potential. Is there any idea in this regard, please?

26 November 2020 3,411 3 View

When Correlation is high and RMSE is High too- How to select good model ?

Dear all, I wanted to evaluate the accuracy of a model using observation data. My problem is the correlation of the model with observed data is really good (bigger than 0.7) but RMSE is very high...

02 November 2020 9,005 3 View

How to locate nodes in mass or stiffness matrix?

I've extracted mass and stiffness matrices from a modal analysis in Ansys. I need to know how the elements of each matrix is related to node ID. Anyone can help me with an ansys command to find...

11 September 2020 9,462 4 View

How to visualise a journal issue?

Dear all, One of my friends is a editor in chief of a geospatial journal and he asked me to visualise the recent issue of the journal for publishing on the journal website. I have some ideas, for...

22 July 2020 6,275 4 View

Why does the Editor reject the article based on only one reviewer's comments?

Hi everyone, I submitted two of my papers to a well-established journal in Elsevier. However, in both cases, the Editor rejected the papers based on the comments of only 1 reviewer without asking...

02 April 2020 3,210 19 View

Where should I register my systematic review and meta-analysis?

Dear colleagues, Is it alright to register a systematic review and meta-analysis (focusing on human health studies) with the International Platform of Registered Systematic Review and...

25 March 2020 5,382 9 View

Why Aluminum powders color sometimes change after Ball Milling?

Dear viewers, I am working on ball milling of Aluminum powders for a couple of years and a question yet not answered to me is that "why sometimes- not always or so many- I encounter a color change...

24 March 2020 2,237 6 View

Does the scanning rate affect the degree of crystallinity?

Hi every one, I wonder if the DSC heating rate affects the degree of crystallinity in semi-crystalline polymers? thanks

25 January 2020 8,884 7 View

How to make nutrient broth to grow rhizosphere bacteria in it? It will be good if i get a robust protocol?

i want to grow rhizosphere bacteria on nutrient broth and subsequently check their growth through OD. I need a robust protocol that can tell me all the details about conducting this experiment.

23 January 2020 4,734 3 View

Is any particular rule exist for fill and use missing included climate station for rainfall and precipitation?

Is there any particular rule that told us in what condition we allowed to rebuilding missing data in a synoptic station? For example, if a station has 15% missing data over 30 years, can it be...

20 January 2020 3,843 5 View

Is there any tutorial for comsol general projections?

Hi, im trying to make a projection in a 3d comsol model. I have a non uniforme chanel and my intention is to get the average tempreture in the y-z cross section and se the average tempreture...

02 March 2021 4,624 4 View

Is it possible to do piezoelectric coupling in ANSYS-APDL or COMSOL between tapered substrate and rectangular piezoelectric patch?

How to do Piezoelectric coupling in ANSYS-APDL or COMSOL between tapered substrate and rectangular piezoelectric patch? Piezoelectric coupling between the rectangular substrate and rectangular...

02 March 2021 9,833 3 View

Glass fiber content in a gypsum board ?

Any idea on how to get the volumic ratio of glass fiber in a gypsum board ? Thank you for your help !

01 March 2021 2,501 3 View

How can i resolve the "final solutuin is not converged" error in Comsol for my heat transfer simulation??

I have been trying to simulate heat transfer problem in Comsol 5.5 for long time but it always throw an error stating: "Failed to find a solution. Maximum number of Newton iterations...

28 February 2021 8,626 3 View

How to use measure capacitance change in COMSOL time dependent study ?

I want to measure change of capacitance due to relative displacement between two parallel plates in COMSOL. Distance between two plates changes with time. So I'm using a time dependent study but...

26 February 2021 8,567 3 View

How can we limit artifacts caused by rotation in fiber photometry?

We are trying to run fiber photometry experiments for long time scales, but we get these sinusoidal artifacts that come up. We think they may be caused by twisting of the fiber optic subject...

25 February 2021 568 1 View

Error in comsol?

Dear respected researchers, while performing CFD analysis in Comsol it's showing like this Error: Nonlinear solver did not converge. The maximum number of Newton iterations reached can...

24 February 2021 249 3 View

What software programs can directly simulate Additive Manufacturing Directed Energy Deposition (DED)?

I understand there are a lot of software programs that can simulate DED by going through specific modeling, simulation, and commands. For me, that was time consuming and results were not accurate....

24 February 2021 4,428 3 View

How can I find the effect of different parameters like (Reynolds number, Hartman number, volume friction etc.) in COMSOL?

Here I am facing this problem. I don't find any effect of this type of parameters. I am a beginner user of COMSOL.

23 February 2021 9,086 3 View

How to Implement Elastoplasticity in a PCL model in COMSOL Multiphysics?

I am using COMSOL Multiphysics 5.5. I am trying to simulate the tensile test of PCL scaffolds. However, regardless of the strain, I have the elastic region all the time which is not true when it...

23 February 2021 4,050 1 View

Muhammad Ali

Have a look at: https://www.comsol.com/video/18-minute-intro-to-livelink-for-matlab

https://www.comsol.com/video/intro-to-scripting-using-livelink-for-matlab

https://www.comsol.com/video/livelink-matlab-demonstration

https://www.mathworks.com/products/connections/product_detail/comsol-multiphysics.html