How can i solve two dimensional Axi-symmetric Navier stoke equation using FDM (upwind scheme) and how can make a matlab code?

More Md. Roknujjaman Ripon's questions See All

Can we mark 'EFL Learners shifting from general digital to AI technologies' as technological transition?

After COVID-19 it has seen that EFL learners technological affiliation has raised. In addition, in the post-COVID period learners started to engage AI technologies like ChatGPT while learning...

08 August 2024 8,964 4 View

How to convert g/kg Humic acid dose to kg/ha?

I used humic acid at 0.044 g/kg soil in my pot experiment. But finally, I have to recommend kg/ha. Each pot's soil weight was 11 kg. What is the solution?

02 August 2024 7,186 6 View

Bangladesh government's reported plan to use lethal force against protesters? We need help Urgently ?

Please Help Us Urgently

01 August 2024 711 1 View

"How has Leader Sheikh Hasina's government allegedly responded to student protests, including the reported killing of over 500 students ?

"How has Leader Sheikh Hasina's government allegedly responded to student protests, including the reported killing of over 500 students, as well as arrests, custody, remand, and the involvement of...

29 July 2024 2,181 7 View

Can a photocatalytic degradation of methylene blue from red mud be pseudo- zero order kinetics?

My photocatalyst from solid waste red med. Dye is methylene blue My all parameter study is showing zero order. How to prove it further that the reaction in zero order?

29 July 2024 7,404 1 View

How to calculate pseudo order kinetics?

I know the rate law. But for my photo-catalytic experiments, first 90min is adsorption (dark) and next 150min is under UV light (total 240min). How to remove the adsorption part for calculation?...

21 July 2024 8,807 6 View

How can I calculate spin texture using Quantum Espresso for non-colinear case ?

I want to calculate the spin texture for the electronic band structure obtained from SOC calculation. Is there any way for calculation of spin texture using quantum espresso??

19 July 2024 8,571 1 View

What is the average energy consumption per gate operation with superconducting qubit?

Could you provide information on the average energy consumption per gate operation when using superconducting qubits, specifically focusing on the microwave power required to implement gates? I...

15 July 2024 954 0 View

What is the Scopus and Beall's dilemma?

I've found that some journals are both Scopus-indexed and listed on Beall's list as predatory or potentially predatory. Why does this discrepancy occur? Are there any more reliable platforms than...

12 July 2024 5,158 1 View

Is there any gene present in our body that did not came from our parents?

All I want to know is whether it is feasible or not. How did genes come to be if they do not come from parents?

12 July 2024 7,221 1 View

Is it possible to use the Fused Deposition Modeling (FDM) to additively manufacture interconnected porous structure generation of >100-200 micrometer?

Usually, additive manufacturing techniques like SEBM, SLS, and SLM are used for interconnected porous lattice structure generation with sizes of >100–200 micrometers. Can the Fused Deposition...

09 August 2024 7,892 0 View

How to define an anisotropic material with asymmetric elastic compliance/stiffness matrix in ANSYS APDL?

I need to model an anisotropic material in which the Poisson's ratio ν_12 ≠ ν_21 and so on. Therefore, the elastic compliance matrix wouldn't be a symmetric one. In ANSYS APDL, for TB,ANEL...

09 August 2024 5,048 2 View

How to determine positive-stained cells in FACS? Use isotype or unstained control?

To compare positive and negative cell populations in flow cytometry, should I compare unstained cells with antibody stained cells? Or with the isotype control? Most papers show comparison with...

06 August 2024 6,728 6 View

Why do we equate male and female arousal?

Women, on the other hand, can become physically aroused (increased blood flow in the reproductive organs) without becoming psychologically aroused even in the slightest. (Robert Weiss)

05 August 2024 9,537 2 View

How to make a Lateral flow control line more uniform?

We have a lateral flow test on Sartorius 140 NC. The conjugate is gold-monoclonal antibody. Using different control lines (GAM, protein A, protein G) we get a very strong leading edge with reduced...

31 July 2024 4,510 3 View

Help on understanding the implementation of Mori Tanaka method on MATLAB?

I am new to Micromechanics and having similar problem with understanding the implementation of the formula's. I would appreciate if anyone can guide me on how to go about getting a scalar value...

30 July 2024 969 0 View

Suggestions for the Annexin V Positive Control ?

Hello everyone, I am currently using washed human platelets to stain Annexin V as a procoagulant marker. Additionally, I am staining with PerCP-CD61 to identify platelet cells. So far, I have...

29 July 2024 8,624 1 View

Why cannot i find my protein on cell surface after antibiotic selection of expressing plasmid?

I cannot confirm cell surface protein expression by flow cytometry even after transfection and antibiotic selection of cells. Does it take long for proteins to express on the cell surface? the...

28 July 2024 3,178 3 View

Please, what is the memory consumption of the Matlab function quad tree decomposition procedure [S = qtdecomp(I)] with respect to the input set I?

27 July 2024 5,455 2 View

Seeking MATLAB Code for Differential Evolution in Multilevel Thresholding Image Segmentation ?

Hello, I am a research scholar currently working on a project involving image segmentation, and I am interested in using differential evolution for this purpose . I would greatly appreciate it if...

25 July 2024 9,926 1 View

Sahli Youcef Popular answer

A numerical technique for the solution of the Navier–Stokes equations of unsteady flow

Computer Methods in Applied Mechanics and Engineering 195(7):534-550
DOI: 10.1016/j.cma.2005.02.005

Muhammad Ali

On solution to N-Stoke see https://www.emis.de/journals/MB/126.2/mb126_2_19.pdf

Matlab solution : see download: https://au.mathworks.com/matlabcentral/fileexchange/60868-2d-steady-navier-stokes

also : https://codepen.io/FWeinb/pen/JhzvI

Sahli Youcef