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Questions related from Hashim Shah
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...
02 February 2020 6,671 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...
04 April 2019 9,140 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...
08 August 2017 3,544 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?
07 July 2017 4,132 4 View
Can we use Potassium Nitrate in Hummers method instead of sodium nitrate? How does the cation effect synthesis process?
06 June 2017 5,051 1 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...
05 May 2017 9,673 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...
04 April 2017 4,136 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...
02 February 2016 7,270 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...
01 January 2016 8,033 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...
12 December 2015 6,027 4 View
Dear Researcherrs, I was preparing Graphite oxide using hummers method outlined...
11 November 2015 4,908 6 View
I was thinking to make a PDMS thin film. Is it possible to dissolve non polymerized silicone sealant i.e. Dimethylsiloxane in some solvent? I couldn't find online literature. What is your...
10 October 2015 2,072 5 View
Since, usually ammonium persulfate is used to polymerize aniline into Polyaniline to make conductive polymer. Is it possible(under what conditions) to polymerize aniline with Potassium persulfate?...
10 October 2015 3,688 6 View
I prepared SiO2 nanoparticles thin layer on glass slide by spin coating a precursor solution . The film formed but its adherence was very poor. It was removed even on a single touch? Slides were...
09 September 2015 5,882 6 View
Hello, I electrochemically exfoliated graphene from a graphite rod in Sodium Sulfate solution. Which was later collected by vacuum filtration and dispersed in DMF by sonication (Black appearance)...
08 August 2015 7,856 6 View
