Can I co-relate contact angle and surface tension?

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What is difference between In-line transmission (%) and Total transmission (%) value of optically transparent Ceramics?

I am working on transparent/translucent zirconia-based ceramics. In many papers, I have seen that they are reporting both In-line transmission (%) & Total transmission (%) value of...

20 February 2021 9,405 6 View

Access to supercomputer resources in India?

Hello everyone, I want to perform some gaussian calculations and want to use Materials studio for my research work. Can anyone guide me how to get access to supercomputer resources in India for...

15 February 2021 8,264 3 View

Can I use video interview excerpts from others in public domain (YouTube, Vimeo, etc) for my empirical analysis?

Dear community, I am currently writing my master's dissertation. As a part of the method, I have to include views (interview) of experts for the empirical analysis. The problem is I have not...

31 January 2021 3,438 3 View

What is the use of Carbon and Proton NMR Spectrum in Peptide Analysis?

Am in Peptide / Protein Research, may i know what useful analytical information we are getting from 13C & 1H NMR spectroscopy analysis? Somebody getting NMR for smaller proteins, any useful...

05 January 2021 1,196 7 View

Low value of Cd for Flow Past a Square Cylinder Simulation?

Hi everyone, Happy New Year! I am carrying out a Simulation for Flow Past a Square Cylinder. I am using Ansys Fluent. I get a very low value of Cd in the simulation. The solution converges but...

03 January 2021 4,389 3 View

Will these existing vaccine be effective to this new corona variant?

Suggest some good articles on Genomics of this new COVID strain.

03 January 2021 7,635 13 View

How do I turn off the wall function for k-w SST simulation in Ansys Fluent?

I am using a very fine mesh (D/1000). Since I cannot find an option to turn off the wall function in Fluent GUI, could you please let me know how I can turn it off? From some forum I got to know...

21 December 2020 9,186 15 View

Why do I get Floating Point Error! on simulating with very fine mesh using k-w SST model in Ansys Fluent?

Hi everyone, any insight is appreciated. I am simulating with a D/1000 [first boundary layer height] mesh the flow past a square cylinder (inside a Circular domain). For Coarser mesh, I had no...

21 December 2020 5,438 10 View

I am amplifying my target region through PCR, but I am getting number of unwanted band also with my target region...Why?

I have checked annealing temperature through gradient PCR. I have checked my primer in NCBI. I have checked PCR reagents concentration. Please suggest me anyone thanks

12 December 2020 1,969 2 View

How can I solve the structure using powder xrd?

Please guide me in solving the structure and preparing a CIF file out of the results, I have only powder xrd data which I have attached here. I already have EXPO2014 and fox. Both these software...

06 December 2020 641 8 View

How the wettability of rock sample can be changed by ageing in pure hydrocarbon oils only?

I want to do wettability analysis of hydrocarbon oil (octane)/rock/surfactant solution system. but to do the analysis first I have to make rock surface oil-wet. Since hydrocarbon oil does not have...

27 February 2021 5,383 3 View

How the values of errors can be calculated for thermodynamic data?

I have calculated thermodynamic parameters for surfactant solutions in aqueous and mixed alcoholic solvents. I want to calculate the value of errors in the data and represent it in the table along...

22 February 2021 239 2 View

What is the best procedure for measuring the pH of aqueous colloidal systems?

There has long been a debate among my colleagues about measuring the pH of aqueous colloids. As I see there is no general truth in the matter, so I ask this question below. What is the best and...

31 January 2021 8,203 3 View

How to prevent aggregation of nano-particles without using surfactants?

As it is well known fact that nano-particles can easily aggregate during nucleation/ synthesis part due to high surface energy..by reading literature, I came to know that surfactants can help to...

30 January 2021 8,206 6 View

Guide to getting started with semi-solid formulations?

Hello everyone. I'm a pharmaceutical scientist whose experience is exclusively in solid dosage form. I'm starting a project that involves a semi-solid (cream) formulation, but I can't find a lot...

24 January 2021 4,055 3 View

How to Make a Pre-Emulsion of Methacrylic acid, Butyl Acrylate, and Acrylonitrile to use in emulsion polymerization ?

Any answer will be useful / Surfactants / Procedure I am using this pre-emulsion in sequential emulsion polymerization

14 January 2021 2,566 4 View

How to get mesoporous cobalt ferrite thin film on Pt/Si substrate by electrodeposition method?

We want to deposit a thin film of mesoporous cobalt ferrite using a surfactant on Pt coated Si substrate by electrodeposition. What is the procedure for it? Does KLE polymer useful for this procedure?

10 January 2021 467 10 View

Why the presence of surface active compound repress the mass spectra of other compound? If the sample is itself surface active, then self repression?

I am assuming the resulting insertion/agglomeration in the presence of a surfactant or the agglomeration of surfactant may reduce the rate of ionization. The mobility of the ion may also be...

07 January 2021 987 5 View

Can i use high performance liquid chromatography to measure the concentration of graphene nanomateiral in a soultion ?

can i use high performance liquid chromatography to measure the concentration of graphene nanomateiral in a soultion ? what type of detector should i use ? also what if interference happened with...

06 January 2021 3,239 1 View

Is there any non-ionic surfactant that insoluble in water?

I am looking for an experimental work that deal with non-ionic insoluble surfactant in O/W emulsion. All the non-ionic surfactants are soluble in water. I am wondering if there any non-ionic...

23 December 2020 777 1 View