How long should be stable a functionalized CNT? and how can I increase its stability?

I have functionalized MWCNT via both acidic and noncovalent rout, For acidic treatment I have used H2SO4:HNO3 (3:1) while ultrasonication at 55 C, and in non-covalent I used Triton x100, but the...

27 January 2021 4,497 3 View

What is the Melting point criterion in a MD simulation?

I need a quantitative criterion, something other than structural and visual qualitative features of melting in the molecular dynamics simulations.

26 January 2021 9,096 5 View

Athena IE in surrogate modeling?

I was wondering if anyone has deployed Athena IE in surrogate modeling or metamodels for LCA. There are many research involving data-based models for predicting energy consumption, but I haven't...

23 January 2021 2,267 1 View

Graphene model in CST?

Hi everyone, I wanna know about creating the Graphene model in CST. In: Macros -> Materials -> Create Graphene Material for Optical Applications. What is the exact formula that is used in this...

25 December 2020 1,938 4 View

How can I extract MCPD in oil and determination with GC-MS?

Hello everybody I am going to extract MCPD in oil ,but I havent pressurized liquid extraction. How can I extract MCPD in oil and determination with GC-MS?

20 December 2020 7,389 2 View

How can the SAR image be divided into two looks using the spectral diversity method?

Hello I'm working on SAR Images Co-registration.I want to divide my image into two looks with the spectral diversity method. But I did not find its complete formulas in any article. Does anyone...

13 December 2020 3,270 4 View

Are any Ph.D. programs or research labs working on Extraterrestrial habitat and greenhouse?

I am looking for opportunities to expand my research. Please let me know if you have any information. Just a note, I am available for collaboration on papers and projects.

19 October 2020 5,887 1 View

I want to know to calculate green and blue water in SWAT model,if the data is entered on a daily basis, can I receive the output on a daily basis too?

Hi everyone need your help.thank you

22 September 2020 8,704 4 View

How can i increase the pH of synthesic sea water to 12?

How can i increase the pH of sea water to 12? Because when i adding NaOH to seawater the pH does not go above 10 and begins to precipitate.

12 September 2020 564 9 View

How to measure the approximate mass of the attached layer to QCM-D silica coated sensor using the stitch function?

I am trying to form a covalently-bound layer of MPTMS on a QCM-D silica coated substrate, and want to use the stitch function in QTools to approximate the mass of the layer. I do not know which...

24 August 2020 2,076 3 View

Guidelines for survey (question type) analysis?

Hi. Please tell me what guidelines should i need to follow for questionaries' type research work in India. It is not hospital based work, we are conduction basic institutional based qualitative...

03 March 2021 2,037 3 View

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02 March 2021 932 1 View

Joint behaviour in Abaqus is not captured well?

I am working on roof joint and trying to simulate the behaviour in Abaqus. I am successful in running the model but the final graph does not follow the experimental curve in the negative direction...

01 March 2021 6,661 3 View

How to modify Johnson cook equation in ABAQUS?

I wanted to add an extra parameter to the existing Johnson cook equation in the ABAQUS simulation. How to add those extra parameters. Ref: A modified Johnson-Cook material model with strain...

28 February 2021 4,841 3 View

How to find the right number of integration points in second order 3d finite elements?

I am familiar with finite element simulations and numerical schemes like the Gauss Legendre quadrature. I also know that the Gauss integration yields exact values for polynomials up to degree 2n-1...

27 February 2021 6,818 3 View

What could be the reason for not having further low chi square value (better agreement) in my refinement result?

I have tried every combination of parameter changes and after that i have a poor chi square value. I can't get it lower any further. I know there have been a lot of discussion about Rietveld...

26 February 2021 8,480 3 View

Can the problems of overfitting be solved without cross validation?

For an overfit data set the cross validation error will be much bigger than the training error. Is it true or false?

23 February 2021 3,616 2 View

How to manage western blot for proteomics data validation?

Hi Everyone, I am a bigginer in western blotting and I am trying to use it for validation of my proteomics data. I have: two regulated proteins with molecular mass of 40 and 73 kDa one control...

23 February 2021 6,671 4 View

Which software is best to analyse multi-phase fluid flows ?

Hello everyone, hope all is good. I want to analyse multi-phase fluid flow through pipe, which software is best to do so ?

21 February 2021 4,230 8 View

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19 February 2021 8,647 3 View