What is the difference between Hex Dominant and Cut Cell Meshing methods in CFD?

Though both the methods look similar I believe there may be differences in them. What are the disadvantages of cut-cell meshing method and why is not widely used in research in comparison with...

12 July 2020 5,636 3 View

Is SIMSCALE software a good to go option for visualizing and understanding academic concepts?

On what scale can SIMSCALE simulation software be helpful for students in their engineering course work comprising CFD ( Computational fluid dynamics ), thermal and structural concepts? Can...

29 March 2020 2,952 3 View

What is the correct procedure to balance the e viscous radiator fan. should we balance it with full assembly like fan, drive with visous oil & clutch?

1. How is / should be the balancing of Viscous Fan carried ? Is balancing of Fan blade & Drive separately to meet final assembly specification a correct method of balancing ? or it should be...

10 November 2019 1,782 1 View

How is the processive enzyme which ratchets DNA through a (oxford) nanopore attached the "right way about" to the nanopore?

I am curious about how the ratcheting of a DNA strand through a nanopore works in (oxford) nanopore sequencing. I think that the enzyme motor is first attached to one end of the DNA strand to be...

30 August 2018 7,786 1 View

What are the purification techniques available for water purification other than UV and RO system?

I need low cost water purification technique with readily available material for designing solar water heater cum purifier for rural households.

22 December 2017 864 2 View

Problem with DNA standard optamization?

I am preparing DNA standard curve using gag cloned plasmid by SYBR green assay. I have optimized my primers concentration (250nM) and prepared different DNA concentration based on the copy number....

29 August 2017 1,553 2 View

In scan rate study (sensor), why the diffusion controlled process shows negative intercept and adsorption controlled process shows positive intercept?

Because, I am getting negative intercept for my dopamine sensor (diffusion controlled process). When i am plotting the peak current vs square root of scan rate, i am getting negative intercept....

16 April 2017 2,200 3 View

Is there any way to find if my splice mutation has caused an alternative splice site .?

Although i have the cDNA sequence by RT- PCR..how do i still prove the alternative splicing

10 March 2017 8,262 3 View

Weather 3 wheels or 4 wheels are most suitable for hybrid electric vehicles?

what are the flexibility/importance of wheel selection in hybrid electric vehicle.

25 January 2017 4,768 2 View

Formulation of marine microalgae medium using commercial fertilizer/chemicals?

naturally seawater contains lot of nutrients, however I want to formulate my own commercial medium for my own marine microalgae isolate to grow in open pond/photobioreactors (Nannochloropsis sp),...

11 September 2016 4,302 3 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

Can water be extracted from Olivine?

I have always been interested in geology and wondered about how unique structures of materials behave in different circumstances. I stumbled upon Olivine, the magnesium iron silicate, and heard...

28 February 2021 7,330 4 View

How does charge on working electrode changes with rising potential?

During performing CV of a GCE or modified GCE, we rise the potential in the first half of the cycle and reduce it in reverse half. During the first half, what is the nature of charge on GCE or...

25 February 2021 7,994 3 View

What is the detection limit of ED-XRF technique for transition metals in silicon ?

Hi everybody, please, can someone tell us if the transition metals (W, Fe, Ni, etc ...) in silicon destined for solar cell manufacturing can be detected by ED-XRF technique. Note that the...

18 February 2021 6,231 4 View

Trouble shooting with his tagged protein expression in E.Coli?

i have issues in expressing a chicken protein in BL21 cells with his tag. I do not see induction even at 18 degrees. Any suggestions

15 February 2021 8,939 3 View

Passivation of chromium cast Iron in high temperature?

14 February 2021 2,157 3 View

Why ICP-MS test for Teflon filters that collected PM2.5, show really high results in the millions of ug/g ?

I analyzed soil and ash samples using ICP-MS for 28 metals, then I resuspended those samples to collect PM2.5 particles in a filter using a selective inlet inlet. My only issue that Fe and Al...

13 February 2021 7,592 3 View

How to interpret different leached phases of metapelites?

Extraction of three different phases of metapelites, mostly phyllites as the Carbonate phase, Fe-Mn Phase, and Silicate phase has been obtained. After doing ICPMS, different results have evolved....

11 February 2021 5,198 10 View

How can I take subsamples of water from a larger sample in a way that allows me to measure the iron content of the subsample?

I learned how to take subsamples with a magnetic stir bar, but I noticed iron particles stick to the bar, and I am having trouble finding a standard method to solve that problem. How can I take a...

04 February 2021 4,778 1 View

Sample preparation for ceramics i.e. iron silicate (fayalite), iron oxides, alumina, spinel mineral (hercynite)?

Recommendations in preparing ceramics for nanoindentation and in the process minimize introducing stresses from sample preparation i.e. polishing stage.

02 February 2021 6,211 3 View