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Questions related to Material Characterization
The material should be stiff, tough or Young modulus should be more or which property should be significant for excellent energy absorption?
10 October 2019 2,152 4 View
I need to use electropolishing instead of grinding for layer removal with a rate of 40-60 um/h. Material is Aluminum alloy 6xxx series. What would be the best choice of electrolyte composition,...
25 September 2019 9,994 3 View
I am using Mettler Toledo DSC 2 to find cp of In/Zn with sapphire and direct methods. The DSC is calibrated with both In and Zn and is within the specifications. However when I try to find cp...
17 September 2019 9,449 8 View
09 September 2019 7,225 9 View
A simple crack system (Figure 1) can be readily studied to estimate the Hertzian conoidal crack angle and length, and also the stress intensity factor. This is a 3-D brittle elastic half-space...
08 August 2019 4,887 1 View
Hi, we are working on pvdf based polymer material. Without material characterization, is It possible to confirm the piezoelectric output by only looking at the outp voltage or current signals??...
08 August 2019 8,055 3 View
In general, to characterize the time-dependent (Visco-elastic) properties of filled- rubbers, different tests such as stress relaxation/ creep/ strain-rate sensitivity are carried out in "simple...
30 July 2019 7,453 5 View
07 July 2019 4,910 6 View
I am having troubling understanding the SEM images of food waste hydrochar. I want to know what could be the flaky structure seen all over the food waste derived hydrochar. Rice, breads,...
07 July 2019 1,245 5 View
That is why do i need to do SEM after i have done TEM?
17 June 2019 8,887 4 View
I want to learn how to prepare specimen before SEM and TEM analysis and also on how to evaluate the image we get from it. The material in my case is a polymer nanocomposite coating.
06 June 2019 3,156 4 View
Hi, I am using the isotherm obtained by the BET technique to calculate the pore size of some materials; I obtained an average pore size of approximately 10 nm in all my samples (I think that...
06 June 2019 6,430 19 View
06 June 2019 8,484 5 View
In battery aging studies, which methods (experimental or computational) can we use to estimate the number of cyclable Li-ions remaining in a battery corresponding to its state of health? Highly...
05 May 2019 1,310 5 View
I am presently working on the synthesis of Aluminium fumarate MOF and I would like to carry out computational analysis on it. I have checked the COD database for the .cif structure but did not...
05 May 2019 9,342 9 View
Especially elements that is predicted to be in 1% range.
10 April 2019 8,069 16 View
I want to observe the surface of a sample in situ at different temperatures. Is it possible to take surface images at a particular temperature (mainly cryogenic temperatures)? If not, what in situ...
04 April 2019 5,243 11 View
Hello everyone, We have used previously accelerated conditioning of PA12 according to ISO 1110 standard, but does anybody knows how many days are needed for "atmosphere 23/50" conditioning (23...
04 April 2019 4,656 5 View
02 April 2019 9,965 4 View
I would like to know if we can use a handheld Raman spectrometer and a chemometric technique for analyzing the content of active ingredient in presence of other excipients? The excipients are...
22 March 2019 7,974 3 View
I have plain strain compressed AA1050 Aluminum,in which i observe slip bands in deformed condition.I have done SEM and EBSD of samples.I want to know the slip systems active in a given grain.
04 March 2019 7,486 3 View
03 March 2019 493 3 View
03 March 2019 1,362 3 View
Is there any better technique relative to one reported by Kwon and co-workers, The interfacial segregation growth technique using Graphite powder coating on a poly-crystalline Ni layer (deposited...
14 February 2019 8,371 3 View