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Questions related to Material Characterization
Dear researchers is there any difference between photoluminescence setup of thin film samples and liquid samples? for thin film samples, reflection is important. what about liquid ones? does...
11 November 2016 7,452 0 View
I have copper foils bough commercially and I am looking to perform simple chemical treatments on the foil that will result in ultra smooth surface i.e.Rz
25 October 2016 4,110 8 View
I am trying to study the hydration of hydrated cementitious binder at different days of curing. The samples are in 40 x 40 x 160 prisms. I intend slicing them into 8mm thick samples. If these...
24 October 2016 7,998 14 View
Since, the entanglement occurs mainly in anti-ferromagnetic materials as their spins are aligned in random way. Kindly, let me know how to find out in general a material has the same nature or...
18 October 2016 7,820 2 View
I wanted to know the approximate reasoning for the decrease in compressive strength of Fe based composite at high temperature (500 degree Celcius).It would be a kind gesture if some one provides...
16 October 2016 1,372 3 View
How PLD and RF sputtering are different over each other ? Or why one should choose PLD over sputtering except depositing complicated oxides (e.g: super conductors or perovskites). It is well known...
13 October 2016 1,736 4 View
10 October 2016 6,781 9 View
I want to record the cyclic voltammogram of the aqueous solution of Sodium Polystyrenesulfonate solutions. Which reference, working and counter electrodes are suitable? What supporting electrolyte...
10 October 2016 901 9 View
I determined diffusion efficiencies in a Li-ion battery cathode at various temperatures and calculated activation energies by using an ARRHENIUS plot. My results show small activation energies in...
10 October 2016 4,615 3 View
10 October 2016 8,905 15 View
(De)hydration of salt hydrates can be monitored with TGA (Thermal Gravimetric Analysis). TGA experiments can be done under atmospheric pressures or under "vacuum" (actually only water vapor...
10 October 2016 6,234 6 View
10 October 2016 6,093 3 View
10 October 2016 2,529 2 View
10 October 2016 3,166 5 View
I'm using FTIR-ATR to measure the IR of a polymer film. When I use low pressure, I get one spectra and when I use high-pressure, I get another spectra. The question is that the spectra with the...
10 October 2016 9,565 4 View
Hello, I am currently trying to evaluate several thermoset epoxy adhesive samples of the same material (see attached data sheet) using a DSC analysis. The goal is to tell wether some samples have...
10 October 2016 2,258 10 View
Would you please have a look at the images attached and clarify whether there are any twins in the images or they are just Miore fringes. I indexed the corresponding FFT of the image and...
10 October 2016 5,046 5 View
I tried to dissolve UHMWPE using Toluene or Xylene, but could not get good result even at high temperature > 100 c
10 October 2016 9,618 4 View
I want to know why peaks are shifted in GO, in general if I deconvolute it I used to get peaks at 283.3, 284, 285.7, 287.7. Why I am getting peaks in such wird position? any suggestion for me? I...
10 October 2016 5,016 4 View
I have thin film sample for Ag, when I make AFM for them, some loosely grains on the surface attached to the cantilever resulting in bad line in the micrographs. So how to get rid of these grains...
10 October 2016 7,325 10 View
This is a query. We need to find any physical method to ensure complete evaporation of organic solvent from non-aqueous emulsion (oil-in-oil). It is probable that the external oil phase work as a...
10 October 2016 2,977 2 View
05 October 2016 6,151 3 View
04 October 2016 7,774 9 View
Dear Researchers, I have prepared some alloy samples (NiCuMnSn) by ball milling. The obtained powder was converted into 10mm pellets and then heat treated at 950 degree celcius (under very high...
29 September 2016 7,052 1 View