Why does zinc chloride salt powder melt at 50 degrees?

I have a question about zinc chloride salt powder. When I put zinc chloride powder in an oven at a temperature of 50 degrees to dry it (because it may absorb moisture), after about an hour, the...

26 November 2020 3,751 3 View

What kind of microscope should be used to investigate the stability of the Emulsion Liquid Membrane(W/O/W)?

I want to know what kind of microscope should I use to check the stability of dual emulsions (W/O/W)? upright or invert? Fluorescence or polarized or ordinary light? What field of vision should I...

12 November 2020 6,044 3 View

How copy molecules in random position and orientation in material studio?

Hi everybody. I want to simulate a super molecule in a solvent like heptane in material studio. Solvent molecules are about 700 and are around the super molecule. How can I simulate these...

07 September 2018 7,643 4 View

Howdo you complete the drying of alcoholic extract?

when we prepare a hydroalcoholic extractof a plant, after evaporation in vacuum condition, we do not have a completely dried extract. What do you do for completely drying these extracts?

28 January 2018 8,328 2 View

Solvation in c++?

Dear colleagues, I'm beginner in C++ programming, I've coded a c++ program to solvate (hydrate) a structure (carbon nanotube for instance). Would you please check it out and give me your comments...

03 February 2017 7,152 9 View

MPI error running LAMMPS?

20 November 2016 7,494 3 View

Could all atoms zero partial atomic charge be an option for charge equilibration (QEq) method as implemented in LAMMPS?

03 November 2015 7,442 4 View

How can I perform a MD simulation on the nano-scale?

What are the simulation conditions to perform a MD simulation in nano-scale e. g. graphene nanoribbons or semiconductor nano-particles. I mean what would be the simulation box domain? Should the...

07 October 2014 1,062 3 View

Interaction between copper nanoparticles in water?

Which potential is the best choice for considering the interaction between copper nanoparticles dispersed in water and which one is the best for interaction between water-copper nanoparticles?

19 January 2014 4,784 4 View

What is the thermal conductivity of metallic nanofluids?

As you know, electronic contribution to thermal conductivity for metals is as significant as (or more significant than) phonon contribution (K=Ke+Kph). My question is: do electrons contribute to...

15 January 2014 444 5 View

How two melting peaks in DSC of polypropylene can be merged into one crystallization peak?

The figure shows DSC cooling (blue) and 2nd heating (green) curves (step: 10 K/min) for a commercial sample supplied as Atactic Polypropylene (APP). The heating curve illustrates two major...

03 March 2021 5,857 3 View

How do I determine the degree of polymerization of PEG 400 based on NMR integration?

Hello, I am working on the photocatalytic degradation of PEG 400. I would like to know if it's possible to determine the degree on polymerization based on NMR integration, or by the MW of the...

02 March 2021 6,186 3 View

Do you know any MR image dataset?

I would like to research on MR images (0.5T and 3T). Can you please suggest some websites that I can download dataset including both 0.5T and 3T MR images? Thank you.

02 March 2021 7,735 3 View

Issues with Permeabilization during Flow Cytometry?

Hello Everyone. Currently I am working to characterize macrophages in the myocardium after ischemia-reperfusion injury in rats. Due to the low total cell number isolated from rat hearts I can...

01 March 2021 3,867 3 View

What do I do with DLS peaks that are from the buffer?

I'm looking at the aggregation of my protein sample using DLS. Unfortunately, my buffer (20mM HEPES) also results in a set of peaks. These are at approximately 1 and 1000 d.nm. The lowest peak...

01 March 2021 9,015 2 View

What could be some reasons why unstimulated monocytes are getting activated?

Im doing PBMC isolation -> CD14+ enrichment using magnetic beads -> stimulation setup. My negative control is just cells in cRPMI but they seem to get activated over and over again.

28 February 2021 7,883 3 View

Does the circuit modeling for planar monopole antennas using Foster canonical forms give good approximation?

Hi researchers, I am searching for some accurate way to do the circuit modeling of planar CPW-fed monopole antennas. I have gone through the literature where mostly circuit modeling is done using...

28 February 2021 7,016 1 View

How to include original NMR data in a manuscript?

hello. i am junior researcher. I received a comment from a reviewer that he could not find NMR data in my submitted paper. I had included the NMR graph with explanation and formula to calculate...

27 February 2021 734 4 View

What information can be had from raman at higher wavenumber?

i have recorded raman spectra of strontium oxide thin film. the spectra were recorded in the range 400 to 4000 cm-1. i have reference to peaks upto 1000cm-1. but i couldn't find literature for...

26 February 2021 2,499 1 View

Is it possible to have two luminescence bands of the same peak position but with different intensities in single spectrum??

Hi! If it is possible to have two luminescence bands of the same peak position in a spectrum, what is the reason behind formation of two separate bands instead of one? This phenomenon is related...

26 February 2021 4,963 5 View