How to determine whether the nanoparticles are hydrophilic or hydrophobic without measurement of contact angle?
Should I use water, ethanol or ethylene glycol? Which one is best to use?
07 August 2018 1,705 9 View
I am trying to plot Energy vs Volume plot by varying lattice constant. By which command can I vary the lattice constant in LAMMPS?
03 April 2018 2,349 3 View
I have downloaded a cif file for a crystal structure to use it in LAMMPS input. I'm trying to convert this cif file into lammps file by Atomsk but getting an error. I'm using the command "atomsk...
02 March 2018 5,905 2 View
I want to know that how we can check that powder is homogeneously mixed or not? How can we assess the homogeneity of powder mixture. Lets say we have a mixture of metal and ceramic powder. The...
01 February 2018 1,485 7 View
For making powder dipersions for DLS analysis, the pH of the dispersions has to be adjusted according to the pH at the isoelectric point. How do we know the isoelectric point of the powder...
09 October 2017 2,919 11 View
For DLS analysis, the powder sample should be well dispersed in a suitable solvent with minimum agglomeration. For this purpose dispersants are added. My question is that: Is it necessary to use a...
01 February 2017 559 2 View
I am measuring the size distribution of PbO particles with glycerine as solvent with Malvern zetasizer. Is it ok to use glycerine as solvent. I am also adding dispersant in it.
31 December 2016 3,867 7 View
Raman spectrum of disordered graphite with D and G peak.
09 October 2015 9,783 0 View
Raman spectrum of disordered graphite or amorphous carbon.
09 October 2015 9,214 2 View
The ID/IG value is found to be 0.7 in Raman spectrum of carbon. What can I predict about the resulting structure of carbon? (Raman spectrum consisting of D and G peak)
09 October 2015 5,701 5 View
Need to image mesoporous silica nanoparticles using the TEM. Also, need high resolution TEM images to see the mesoporous structure. Kindly suggest what kind of grids to use. Thanks, Shatadru
02 March 2021 1,787 2 View
I took measurements of different concentrations of 15 nm and 5 nm Au nano particle solutions. I'm trying to determine which concentration I measured gives the best reading overall. I also...
02 March 2021 7,626 1 View
[Synthesizing Cu nanoparticles without using chemical reductants]
01 March 2021 8,359 1 View
In the stabilization of AgNPs are vital in current research interest. However, some of the 2D nano-materials like graphene oxide, MoS2, etc... previously used to stabilize it. But still they shown...
01 March 2021 2,207 3 View
I am a little confuse with the mechanism of solid lipid nanoparticles (SLNs). The main point of encapsulating drugs into SLNs is because some drugs have low solubility in water. Therefore, SLNs...
01 March 2021 3,703 3 View
I try to check the uv-vis absorption of Indium nanoparticle. Now I am measuring in solution, can I measure it in the form of a film?
01 March 2021 930 3 View
How would define the "good" and "poor" distribution of particles within the matrix. Is there a quantitative solution to assess the distribution of the particles, which then having denotation of...
28 February 2021 7,397 8 View
Favourable conditions of base pressure, rate of deposition. Also, by which characterisation technique to be used to verify the thickness of the deposited film.
28 February 2021 3,640 3 View
Hi, I want to calculate the radial distribution function for water molecules around the Na+ ions adsorbed on the surface of a spherical nanoparticle using the gromacs trajectory dynamically? For...
28 February 2021 5,650 1 View
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