01 January 1970 1 2K Report

Does the circulation of vortices in the wake of bluff body with sharp edges such as square cylinder significantly change?

More Javad Farrokhi Derakhshandeh's questions See All
Methods of measuring the moisture content of iron pellets and iron concentrate in the steel industry?

Dear colleagues, I'm researching some methods of measuring the moisture of iron pellets and iron concentrate in the steel industry (especially non-contact methods). If you have any information...

22 June 2024 7,894 2 View

Has anyone done any research with the EPlus EP-M250 device?

I have a few questions about device variables for Ti64 and 316L.

18 April 2024 4,021 0 View

How do I conduct a dose-response meta-analysis in STATA 17.0?

What are the commands and software used for dose-response meta-analysis in STATA 17.0? Also, what considerations are there for data extraction in dose-response meta-analysis?

31 March 2024 3,721 1 View

I want to research about next Chapter of Marketing, Can you help me with it?

Hello everyone, I am planning to write a book about the future of marketing. I believe that the topic of trust is crucial because, despite all the advancements in AI and digital technology, we...

06 January 2024 2,030 5 View

Paralell processing in R using doParalell is failed?

I used the Nimble package to compile part of a program code in R. Then in another part of the program code, the compiled functions were used for processing large data in parallel using %dopar% and...

03 January 2024 1,662 0 View

Is it possible to use of "Photonic Crystal Fiber Sensor" in the steel industry?

What materials can be used in photonic crystal fiber sensors to withstand and measure high temperatures? (more than 100 degree centigrade)

03 January 2024 4,374 7 View

How can we evaluate the "sensor delay" of a photonic crystal fiber temperature sensor?

Does it make sense to evaluate the "sensor delay" when we have simulated a PCF temperature sensor in 2-D (in Comsol software)? Is there a certain formula to evaluate it?

17 November 2023 1,521 1 View

What is the difference between TE-TM modes and X-Y polarization in a photonic crystal fiber (as a temperature sensor)?

I would like to know the difference between them. Are they not the same?

21 October 2023 7,375 4 View

job opportunities and positions in the field of conservation and restoration, laboratory study, and archaeometry of historical objects ?

Dear Scientists and colleagues, How are the job opportunities and positions in the field of conservation and restoration, laboratory study, and archaeometry of historical objects in your country?

21 October 2023 1,667 0 View

How to manage landfill leachate containing Arsenic?

Dear all, We have a landfill which is filled with sludge containing high amount of Arsenic (approximately 412,000 ppm). This sludge is the byproduct of a acid factory wastewater treatment plant...

15 October 2023 9,902 2 View

Similar questions and discussions
Stability of the Solar System: Insights from Einstein’s Equations ?

The stability of the Solar System is a complex subject that blends the classical framework of Newtonian mechanics with the modern insights provided by General Relativity (GR). Understanding this...

07 August 2024 2,569 1 View

How to start a Molecular Dynamics Simulation?

Is it possible to conduct a molecular dynamics simulation to see the effects of a specific carbohydrate on the structure of lipids (e.g., micelle structure)? I am a beginner in this field and plan...

03 August 2024 3,371 3 View

Which will be the best software for the Hydration shell analysis with molecular dynamics?

I am using a windows system, what software I should use for hydration shell analysis with molecular dynamics?

02 August 2024 3,143 4 View

Should I remove an item from a scale to raise Cronbach's alpha and McDonald's omega or is it better to leave it if they are both over .7 already?

Hello! I have this scale which had 10 items initially. I had to remove items 8 and 10 because they correlated negatively with the scale, and then I removed item 9 because Cronbach's alpha and...

01 August 2024 4,606 7 View

Why 3 replicates for most biological assays? Is it enough to examine the data fits normal distribution?

Just bounced on me. Before statistically analysing significant difference, shouldn't we see if data fits normal distribution first? Is 3 replicates enough to testify the hypothesis of normal...

31 July 2024 8,141 13 View

Posthoc test lettering in JAMOVI?

Does anyone know of a module for the JAMOVI software that is capable of generating mean separations using the classic letters based on post hoc results (e.g., Tukey test)? If, as I believe, such...

31 July 2024 3,333 4 View

CAD File of human's & rat's respiratory airways ?

Dear all, I am working on particle deposition in human's & rat's respiratory airways using CFD and I am looking for the 3D CAD file for my simulations (STEP or IGES format). If somone has such...

29 July 2024 1,092 2 View

How to restart MD without using checkpint file in GROMACS?

Dear All Gromacs User I would like to restart MD without using checkpint .cpt files? I heard there is a way for acheiveing this. Any input and sugegstions are most welcome. Thanking You Budheswar

29 July 2024 3,084 8 View

How to prepare a molecule for molecular dynamics calculations?

If I want to calculate molecular dynamics (Gromacs), do I first need to optimize the geometry of the molecule? For example, I first draw the molecule in Avogadro, and then what? I guess I can't...

28 July 2024 673 3 View

Problem with Two-phase simulation?

Hello; I am conducting a CFD study on two-phase flow in a separator, utilizing refrigerant as the working fluid. For this study, I have implemented pressure inlet and pressure outlet boundary...

25 July 2024 2,309 5 View

Our partners will collect data and use cookies for ad personalization and measurement. Learn how we and our ad partner Google, collect and use data. Agree & close