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Questions related to Material Characterization
Silicon has its conduction band minima closer to X valley and therefore the electron has a large lattice momentum. When we calculate tunneling probability normal to (100) surface through a barrier...
04 April 2020 7,617 0 View
I determining the dielectric constant of textile through waveguide method by using NRW algorithm. According to the theory there use to be some spontaneous peaks when the thickness of the...
14 March 2020 5,518 3 View
what is the limitation for Clausius-Mossotti relation?? is that applicable for all the crystal structure??. If the material is an organic single crystal, how well this suits for it
02 February 2020 5,778 1 View
01 February 2020 8,731 3 View
we want reducing Carbon content of initial electrode of VAR furnace, electrode composition prepared for VAR is (FSX-414: 52Co 29Cr 10Ni 7W) but Carbon is higher than limited composition (about...
20 December 2019 8,983 3 View
Trying to find out how the frequency affects the dielectric constant of a material in order to find a substitute. Thnk you in advance for any help with this.
12 December 2019 992 8 View
I am unsuccessfully trying to introduce residual stresses in a hyperelastic anisotropic material characterized by the well-known HGO constitutive model via predefined fields. Any other...
11 November 2019 6,086 1 View
material characterization and applications
11 November 2019 8,449 3 View
I´m carrying out the Boehm titration to determine the amount of the acidic functional groups present on the surface of activated carbon. For this, I am doing is the following: I placed 0.02 gr of...
11 November 2019 5,080 4 View
04 November 2019 6,422 2 View
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 2,185 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 10,025 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 9,487 8 View
09 September 2019 7,262 9 View
Generally Zinc ferrite shows simple cubic phase so i want to know whether zinc ferrite have only one phase or exist in different phase.
29 August 2019 9,015 1 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 4,926 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 8,085 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 7,516 5 View
07 July 2019 4,946 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 1,286 5 View
That is why do i need to do SEM after i have done TEM?
17 June 2019 8,947 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 3,180 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 6,460 19 View
06 June 2019 8,507 5 View