Can we use Potassium Nitrate in Hummers method instead of sodium nitrate? How does the cation effect synthesis process?
You won't know until you try it! However, Potassium is a larger atom than Sodium so it might have an effect on your end product and the efficiency of the reaction.
I want to implement a specific algorithm for an MD or Monte Carlo Simulation of large molecules. However, I am not familiar with how molecular topology is preserved in packages like AMBER etc. I...
01 February 2020 6,712 3 View
I am doing a molecular dynamics simulation on PBS cluster. I wrote a run.sh script for sander command for PBS. However it turns out that as soon as I submit it via qsub run.sh, the qstat shows it...
03 April 2019 9,173 3 View
I am d I am running a Tafel Scan on an epoxy embedded Titanium Alloy sample in 3.5 wt% NaCl Solution. I allow stability time of about more than 2 hours every time I do the test. To increase the...
07 August 2017 3,577 4 View
To prepare an epoxy embedded sample for corrosion testing, what should be the grit size of abrasion paper to smoothen the surface of metal. Why should we use a particular abrasion paper?
06 July 2017 4,177 4 View
Hello, we are doing some corrosion testing of titanium based alloys which have been welded and heat treated. I would like to prepare a sample for corrosion rate measurements via Tafel Scans in...
04 May 2017 9,729 6 View
Can anyone tell me courses, books and software which I should learn to pursue graduate studies in Computational Materials Science / Molecular Modeling? Can you suggest some open source software...
03 April 2017 4,171 3 View
We are trying to deposit Polyaniline nanofibers which are conducting on polymer substrate (poly Urethane) I would like to know if there is any any way to do it by chemical polymerization with...
01 February 2016 7,308 6 View
How to grow polyaniline nanofibres on polyurethane sponge with and without CNT coating?We dissolve 0.6 ml of aniline in 100ml HCl and dipped polyurethane sponge into it for soaking for around 1...
31 December 2015 8,070 2 View
Hello, I prepared Graphite Oxide by Hummers Method and then got it exfoliated in a microwave at full power around 700 watt for around 10 seconds. And the GO pellet exfoliated into spongy light...
11 December 2015 6,062 4 View
Dear Researcherrs, I was preparing Graphite oxide using hummers method outlined...
10 November 2015 4,940 6 View
Hello, Why do i see this baseline drift when i compare my blank (black) to the sample (blue)? Any suggestions as to why this happened? Thank you!
11 August 2024 3,770 4 View
I'm currently working on calculating the collision cross section (CCS) for various ions, and I'm facing challenges when dealing with sodiated and multiply charged ions. Most of the resources I’ve...
08 August 2024 8,329 0 View
Hello What should be done to separate and identify organic acids in HPC when their RetTime is the same?Like oxalic acid with Propanoic Acid.or acids that have a very close RetTime.
07 August 2024 8,782 3 View
Dear readers, Thanks for your attention. I am wondering about the health economic problem of quantifying the value of interventions which a) prevent, b) improve symptom profile and c) ultimately...
05 August 2024 3,246 1 View
I am attempting to conjugate PEG to an amino acid at the C-terminus, for the purposes of producing nanoparticles. I have been told that PEG modified with amine groups can be used for this purpose,...
31 July 2024 2,033 1 View
I am currently working on a project involving liposomes and need to determine the maximum volume of siRNA that can be added to a 2.5 mL liposome solution with a total lipid concentration of 10...
30 July 2024 6,420 1 View
Hi, researchers, Is it possible to use a safer acid instead of monochloroacetic acid to convert bacterial cellulose to carboxymethyl cellulose?
29 July 2024 4,570 0 View
Can an analytical method's limit of quantification (LOQ) be outside its linear dynamic range, or is it always required to be within it? Please provide a thorough explanation supported by verified...
29 July 2024 7,198 9 View
I am doing research on wear mechanism of the additive manufactured metal parts under dry condition. Please share the reference to start the analytical modelling of the wear prediction.
29 July 2024 6,115 0 View
I have multiple small samples of grass pollen with anthers. I want to find a method to identify concentrations of proteins, lipids, and other various elements for these samples. any suggestions?
28 July 2024 5,331 1 View