Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

Why the results when using wall thickness and when using shell conduction are different in ansys fluent?

Actually, I am running cfd simulation for a heat exchanger which has two fluids one hot and other one is cold fluid. there is a solid domain between them, which I removed and instead I have used...

01 March 2021 9,537 2 View

How much pressure we can reduce at the outlet to avoid Reverse Flow?

I am simulating Heat Exchanger. I have tried and tested all the methods to resolve this issue from the internet like refining mesh, improving skewness and orthogonal quality ,extending outlet to...

01 March 2021 6,985 3 View

How to calculate the annealing temperature of a primer pair?

I have to amplify a gene and my primers just reached. The Tm for Forward primer is 64.2, and that of reverse primer is 65.5. Can some one suggest how to get the best annealing temperature? Thanks...

01 March 2021 360 7 View

What is recommended for solid domain in ANSYS FLUENT?

Should I mesh the solid domain ? or should I use wall thickness? or Shell conduction? for Heat Transfer between two fluids of a Heat Exchanger. what is recommended?

01 March 2021 9,785 3 View

Can Virtual Servers (remote dekstop manager) run heavy ANSYS Fluent CFD simulation ?

I have a virtual machine. My host Pc specs are not that good thats why i went for virtual servers. so basically my host pc has 8gb of ram with nvidia quadro k2200 4Gb DDR5 GPU ,processor intel...

01 March 2021 8,415 1 View

The reason that the culture of white fungi Contamination with green mold(Trichoderma), the culture autoclave at121 for 15 min. What is it?

Is the period to autoclave not enough? The inoculation in a hood and flame and UV and alcohol.

27 February 2021 9,356 3 View

How to include original NMR data in a manuscript?

hello. i am junior researcher. I received a comment from a reviewer that he could not find NMR data in my submitted paper. I had included the NMR graph with explanation and formula to calculate...

27 February 2021 734 4 View

Does different dilution factors affect negatively on NH3 reading ?

I have a sample of treated water sample & asked to obtain ammonia conc. in sample using a machine with 5-25 ppm detection range. However, upon testing with different dilution factors, all...

27 February 2021 8,483 3 View

Can anyone share his experience regards Smoothing in origin?

I am working on TiO2 composite material and the results of XRD have a lot of small/junk peaks and while I apply a smooth filter in Origin then the other characteristics peaks disappear so anyone...

26 February 2021 8,183 3 View

What is the best solvent to remove PDMS from nano particles?

I want to remove PDMS oligomers from the surface of nanolayers. I have just read a very helpful paper about the compatibility of PDMS with different solvents( Solvent Compatibility of...

24 February 2021 7,845 5 View

The reason of PMMA channels cracking?

07 February 2021 3,663 2 View

A good day to you, Great minds. How do I evaporate hexane and Ethyl acetate extract of bacterial metabolite?

I'm really struggling with it. It takes hours on a water bath at 50 degrees

03 February 2021 1,619 3 View

Lift off problem with Indium/Gold deposition?

Hi, I'm doing 5/40nm In/Au e-beam evaporation at rates 0.2A/s(for In),1A/s(Au) on lithographically(doubly coated 495k,950k PMMA e-beam resist) done Si substrate at base pressure 2e-6torr. I'm...

18 January 2021 7,550 4 View

Which are the appropriate solvents for n-hexane plant extract for in vivo animal models to avoid toxicity?n-hexane plant extract is not soluble?

My n hexane plant extract is not soluble in any solvent. I have tried water, normal saline, tween 20 (2%, 5%, 10%, 50%), tween 80 (2%, 5%, 10%, 50%), pure DMSO, ethanol (2%, 5%, 10%, 50%, 97%),...

16 January 2021 3,547 3 View

How to dissolve cage-shaped silsesquioxane?

13 January 2021 1,190 3 View

How to choose a PMMA with the correct thickness IN E BEAM LITHO?

I try to pattern the gold layer around 2 nm-20nm on silicon, I used around 2000nm thickness (PMMA 950K A13), I tried to pattern five samples in total, but only one showed the pattern I wanted. I...

13 January 2021 7,710 1 View

Miniemulsion polymerization in organic solvents?

Hello everyone, I want to make some nanoparticles by free-radical copolymerization of some kind of monomers in a Miniemulsion state! However, my monomers are sensitive to hydrolysis by water and I...

22 December 2020 9,648 1 View

How can i describe the different bands on tlc plate, plant extract?

On tlc plate i get some colorful band under uv 360nm, like pink, brown, indigo, sky blue and some others. How can i tell that this color indicates this compound? And in which extract hexane,...

21 December 2020 3,423 3 View

LC-MS/MS for n- hexane and DCM extract of seeds?

I prepared my seeds extracts in hexane and DCM, now I facing problems in LCMS/MS, it blocks the system, there is any best or ideal mobile phase for both non-polar extracts so that nonpolar...

20 December 2020 2,404 3 View