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Questions related from Sripada Raja
Currently, I am performing electrochemical analysis on screen sprinted gold electrodes and extracting Impedance and CV curves. I am new to this field. From the literature, I read that charge...
23 December 2021 4,309 2 View
Currently, I am working on LiNbO3 and LiTaO3 materials. Its relative properties of elastic, permittivity, and stress can be extracted for various orientations of cut (128/36 degrees) using the...
12 July 2021 2,961 4 View
First, I want to know if Lithium Niobate is at a default orientation of 36 degrees? I am also looking for a resource to identify their young's modulus (anisotropic) and their stress matrix.
05 July 2021 303 3 View
VOF is generally used for interface reconstruction. However, VOF discretization scheme with a special interface treatment is used to reduce the numerical diffusion and maintain the interface...
20 May 2021 5,678 3 View
It is said that when Reynold's number is much lesser than 1 then convective terms can be removed/neglected. Does this happen in FLUENT also?
19 May 2021 2,338 4 View
Kindly help me to understand. I read somewhere, that droplets generated in microfluidic devices are in a metastable state. What is the basis for this?
08 January 2021 2,163 3 View
In VOF model, we simulate micro-droplet generation and flow behavior defining static contact angle. But, the contact angle of the droplet keeps changing as it flows in the channel if its touching...
21 November 2019 205 2 View
I am looking for experimental data where it measures the contact angle formed and interfacial tension with increased surfactant concentration. I searched it. But, no luck. Thanks in Advance
30 December 2018 508 2 View
It is known that during the transition regime the interfacial tension is dominant. By increased surfactant concentration decreases the interfacial tension. This aids increase in frequency of...
11 December 2018 2,662 3 View
Typically picoliter droplets are required to encapsulate cells. Is there a defined volume of droplet size required based on the size of the cell of interest to encapsulate single cell in the droplet?
14 September 2018 7,866 3 View
I am looking for any theory which can determine the contact angle change between oil and water phases due to increase in surfactant concentration.
31 August 2018 7,472 6 View
Looking for average roughness of a bare PDMS, PMMA and Acrylic plates?
20 August 2018 887 3 View
We notice in some literature that trapping of nanolitre droplets into microwell array with lower (
17 August 2018 3,306 3 View
Considering two liquids - water (viscosity 0.0013 Pa-s) and engine Oil (viscosity 1.02Pa-s) when passed at a same flow rate in a 500um channel separately, will both fluid travel at a same...
09 August 2018 5,545 5 View
I am flowing 3mL/hr or oil medium (continuous phase) and 0.3mL/hr of Water medium (disperse medium) to produce a picoliter liter size droplet during experiment in a 200um channel. I am using...
09 August 2018 2,472 3 View
I have a 50um square channel producing a droplet of size 100um in dia. The density ratio between continuous to disperse media is 1.89. I would like to know how gravity plays a role in trapping the...
06 March 2018 2,757 6 View
It is known fact that droplet size is inversely proportional to Capillary number. In such case is there any experimental parameter which needs to be included? How well this can be agreed...
07 February 2018 4,746 3 View
