19 Questions 11 Answers 0 Followers
Questions related from Faisal Mohammed
Hello! I am interested in quantifying some trace elements in calcite through LA-ICP-MS. I am using iolite4 software. I collected the elements of interest to me, and I collected 44Ca to use it as...
02 October 2023 6,206 2 View
In trainable weka segmentation in ImageJ/FIJI, the default classifier is the fast random forrest with 200 trees and 2 random features per node. Do I have to change the number of features if I am...
22 August 2023 4,490 1 View
Hello! I performed LA-ICP-MS experiment using NIST 610. I also measured the concentration of different elements on NIST 612 for quality monitoring and control puroposes. I noticed that for all...
20 June 2023 9,873 3 View
It is possible to choose Triclinic, monoclinic or orthorhombic sample symmetry for EBSD data analysis. On what basis should a given sample symmetry be chosen? Thanks.
12 February 2023 8,319 0 View
I am running TGA/DTG analysis on a sample of wastes to quantify the amount of calcite in it. In the literature I see that calcite decomposition occurs at T greater than 500 C, but occurs as a...
16 September 2022 3,523 7 View
I want to do the Rietveld refinement, but in the literature I see that there are several factors such as the scale factor which depend on the hardware and I am not sure if such factors are...
20 August 2022 7,506 0 View
Hello! I am trying to quantify the amount of metal and concrete that is needed to construct different units (reactors, clarifiers, vessels...) in a process as I am interested in running a...
21 July 2022 9,788 0 View
I am reviewing some TGA analysis papers in which a sample is decomposing. The values for the DTG curve appear positive, although from the TGA curve a weight loss is evident. Is it possible that...
22 June 2022 5,372 3 View
I have been collecting EDS map of a sample and I am interested in roughly knowing the concentration of elements relative to each others. The TruQ tool in aztec reports the composition, but unless...
23 April 2022 4,126 2 View
I want to extract EDS data from AZtec as HDF5 format so I can do further analysis on it using Python/Hyperspy. However, I can only see the option .H5OINA when I attempt to extract the data. Any...
18 April 2022 4,274 4 View
I noticed that in some X-ray based analysis, such EDS, the spectra of elements are given in cps/eV. Why is this the case? why not only cps is provided on the y-axis? Thanks
03 November 2021 4,718 5 View
I know that coating a non-conductive sample is recommended to avoid charging. I was wondering however if coating the sample with carbon will introduce a layer of carbon that affect the analysis....
08 October 2021 6,449 3 View
I came across several studies that explain that calcite grows when the mentioned face is parallel to the substrate. Any ideas about this?
07 September 2021 682 2 View
I have some EBSD data and I want to use them to analyse how given orientations can be used to study reactivity. any advise or relevant articles? Thanks
27 August 2021 4,869 3 View
Though this might sound easy, I have been trying to get isotherm data of water-NaCl system but did not have luck. I would appreciate if one can direct me to a suitable source.
19 January 2018 1,592 3 View
I have a system composing of water, isopropanol, and ionic liquid. How can find its composition? Can I use the HPLC to find the composition of such mixture? if so What should be the mobile...
08 January 2018 3,215 6 View
Imidazolium or Pyridinium, or Pyroldinum ionic liquids do have a smell, although they are 98%. Should I expect the same hazard? Is it required to wear vapor mask when dealing with something as...
14 October 2017 7,768 2 View
For water-NaCl solution, I have generated Txy data under atmospheric pressure. Is there a way to find the mean ionic activity coefficient from these data? Thanks
23 July 2017 2,995 2 View
If we acquire a tomography dataset, we can extract alot of physical properties from it, including porosity and permeability. These properties are not directly measured using conventional...
01 January 1970 871 4 View
