Why charges should induce when Glass rod is rubbed with silk cloth?

Here I mentioned only Glass rod and silk cloth. This can be anything from triboelectric series. But, why should it happen? Why should different charges accumulate in two materials and then...

22 August 2018 2,619 2 View

How do you Evaluate Telomere length through qPCR?

Hello Everyone, I am Venkat and am trying to work with cells and tissues from the aorta. I am hoping to study telomere lengths from my samples and I was wondering if there were a reliable way to...

07 December 2017 8,250 7 View

Two-dimensional approximation of cylindrical bar cropping process - plane stress or plane strain?

19 July 2017 1,236 3 View

Can someone explain the steps for calculating the electron transfer number in oxygen reduction reaction?

When the ORR catalyst i synthesized gives five times greater current density than the commercial Pt/C, then the slope of the KL plot for the catalyst synthesized will be higher because of the...

24 July 2016 1,504 2 View

What are the possible ways to do a perfect inert atmosphere organic reaction without using glove box ?

Reaction temperature around 100 degree Celsius Solvent DMF or DCE. Base Et3N.

07 June 2015 899 4 View

How can I integrate FORGE (Bulk forming results) into ANSYS for structural validation considering pre-stress?

To import mesh with pre-stress values into ANSYS?

26 January 2015 671 3 View

How to integrate Pamstamp (Stamping results) into Ansys for structural validation considering pre-stress?

I would like to carry out structural simulation without defining material property in Ansys (Stamping mesh with pre-stress).

21 August 2014 8,522 1 View

How can I find the Valence Electron Count (VEC) for TiNiSn?

TiNiSn is a Half-Heusler alloy with VEC = 18.

28 May 2014 1,428 2 View

Can anyone explain the failure criteria for Bulk forming simulation in FEA?

For sheet metal forming, the forming limit curve is the failure criteria. Do we have similar criteria for forging, coining simulation?

17 October 2013 9,594 2 View

How to develop a method for the purification of peptides from protein hydrolysates?

I need to purify the peptides from protein hydrolysates. We have RP-HPLC from water. C18 column is used. How to optimize the separation/purification?

29 August 2012 8,788 11 View

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View

What are the countries most affected by extreme rainfall as a result of climate change?

Increased heat, drought and insect outbreaks, all associated to climate change, have increased wildfires. Decreasing water supplies, declined agricultural yields, health impacts in cities owing to...

01 March 2021 7,168 9 View

How to show arrows over the streamlines in CFD-post?

I follow this to make streamlines like the photos attached below: (software- CFD post-processing) First I plot the 2D streamline over a surface "streamline 1". them I plot a vector by the...

01 March 2021 8,668 3 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

Heat exchanger with liquid Nitrogen as coolant?

I want to cool Natural Gas from 195 Kelvin to 138 Klevin in a heat exchanger by using liquid nitrogen as the coolant medium. When entering the heat exchanger, the liquid nitrogen will have a...

01 March 2021 6,450 5 View

How can i resolve the "final solutuin is not converged" error in Comsol for my heat transfer simulation??

I have been trying to simulate heat transfer problem in Comsol 5.5 for long time but it always throw an error stating: "Failed to find a solution. Maximum number of Newton iterations...

28 February 2021 8,626 3 View

How to increase mesh quality of a cfd model in ansys fluent?

How can one improve mesh skewness, orthogonality, aspect ratio?

28 February 2021 7,730 3 View

How to remove fatty material from plant extract?

The resultant solid was partitioned three times with 250 ml of petroleum ether (40-60/c) to remove any fatty material and evaporated to dryness.

28 February 2021 9,464 2 View

1 nm thick MgO thin-film to be deposited on Si wafer using thermal evaporation. What will be the optimum deposition conditions?

Favourable conditions of base pressure, rate of deposition. Also, by which characterisation technique to be used to verify the thickness of the deposited film.

28 February 2021 3,640 3 View