Can I co-relate contact angle and surface tension?

More Arun Kumar Pradhan's questions See All

What may be the reasons for failures of Tube toi Tube Sheet Joints in Boiler Drum ?

We have observed that tube to tube sheet joint leaked in our boiler and needs to overcome same by knowing the root cause.

08 August 2024 3,161 0 View

Adding isopropanol directly to eluted RNA samples?

I have my RNA samples eluted in nuclease-free water. But now I want to store it for a longer period. Can I add isopropanol directly to my samples to store it without doing a second round of TriZol...

23 June 2024 2,576 4 View

Propose a comprehensive plan to design the new telecommunication system for the company, considering the following aspects:?

a) Design a scalable and robust network architecture that can handle the increasing data traffic and support various communication technologies. b) Recommend suitable transmission technologies,...

10 June 2024 2,187 1 View

Are the silica films hydrophilic or hydrophobic? Furthermore, what is the obtained water contact angle of silica films?

I want to know about water contact angle of silica films without using any surfactants.

29 May 2024 4,526 3 View

For hexaferrite material,what is the resistance range for becoming current at 5-20mA at constant voltage difference 1v in electrochemical measurement?

supercapacitor application

13 May 2024 5,612 1 View

After DOS calculation in material studio software, where can I found the fermi energy value?

I was not very familiar with material studio software. I have run the DOS calculation, but I can not find the Fermi energy in the DOS output file. I have to do the Fermi energy level correction...

20 April 2024 8,223 0 View

How to plot axial ratio for a circular polarizer using hfss?

need details

20 April 2024 4,660 0 View

Why is the entropy during compression decreasing?

While conducting experiment following data were obtained Compressor inlet pressure : 120kPa Compressor inlet temperature: 29°C Compressor outlet temp:1000kPa Compressor outlet temperature: 66°C

07 April 2024 3,045 4 View

Any help in removing contaminating protein (possibly chaperone)?

I am trying to purify this eukaryotic protein (mol wt 60 kDa) in Rosetta strain. It is getting expressed in good quantity. However, there is another stubborn host protein (mol wt around 70 kDa)...

01 April 2024 3,961 3 View

Suggestions to improve a manuscript on Bibliometric Analysis?

Hi. I had written a manuscript on Bibliometric Analysis related to oral cancer last year. Since then I had sent it to multiple journals only to get rejected. I request you all to please give me...

04 March 2024 2,924 5 View

Transparency oin-in-water emulsion but larger size particle ?

Dear Colleagues, I am currently formulating oil in glycerin/water nanoemulsionn of Thymol and Eugenol, using cationic surfactant. After phase diagram, I got trouble that the clear and...

03 July 2024 4,200 2 View

I anyone working on synperonic F108 non ionic surfactant?

I have having issue with my DLS results

25 June 2024 2,218 1 View

How surfactant concentration affects the viscosity of nanofluids? Does viscosity increase with the increase of surfactant concentration?

In nanofluids, surfactants play a great role in stability. What is the impact of surfactant in viscosity in nanofluids? If surfactant concentration increases, then viscosity will increase/decrease...

24 June 2024 6,288 4 View

In surfactant modification of zeolites, ECEC and CMC are of primary interest. How do you determine which concentrations to employ?

I've read literature in which the rationale behind their monolayer and bilayer surfactant modification for zeolites was solely based on the external cation exchange capacity (100% and 200% ECEC...

13 May 2024 1,031 2 View

Are there any references available about experimental data on the sticking coefficients of atomic neutral H on Cu surfaces?

I have been searching for experimental data on the sticking coefficients of atomic neutral hydrogen on copper surfaces as a function of the initial kinetic energy of the beam, but I have only...

06 May 2024 8,714 1 View

What is the best LC/MS system for surfactant analysis?

We are an R&D laboratory focused on anionic, cationic, and zwitterionic surfactants and usually tackle surfactant synthesis and analysis of products from customers. In particular, we deal with...

29 April 2024 8,927 1 View

Do you know how to remove bubbles of PEDOT:PSS/PDMS composite film?

Hello Researchers, I'm making a composite using PEDOT:PSS as a conductive filler and PDMS as a stretch elastomer to make a conductive patch for healthcare monitoring. The mixing of the two is...

02 April 2024 5,780 1 View

Why it is necessary to dilute the concentration of surfactant during the process of crosslinking of droplet microfluidic produced calcium alginate?

I see in some references like doi: 10.1021/acs.analchem. 1c02335 and /10.1016/j.colsurfb.2022.113114, mention that it is necessary to dilute the concentration of surfactant during the process of...

27 February 2024 9,571 2 View

How can I quantify the amount of lipids in my lipopeptide biosurfactant?

I have checked the presence of the lipids using Thin Layer Chromatography.

31 January 2024 8,937 0 View

When does a surfactant act as a foam stabilizing agent and when does it act as a destabilizing agent?

Can someone explain the mechanism to me?

27 January 2024 3,530 1 View