we AAS -MS , in that i have measure chromium as per methodogloy given by supplier, while in lab discussion they told AAS-MS is not correct method for analyse AAS-MS they failed provide details? kindly help me in this issue.
i has to purchase AAS lamps in that what should i will buy coded or noncoded cathode lamps. what is difference between these two.
11 December 2017 3,203 5 View
wastewater samples has to digestion before analyse with flame photometry. whether individual acid or combination of acids has to be used to determine the NPK of domestic wastewater
11 December 2017 8,480 3 View
The first pdf file I uploaded had an error. So I uploaded an updated, corrected pdf of that paper with a different pdf name. I dpon't want the old copy to be download or read.
07 August 2024 9,508 1 View
Hello, Can anyone provide me with the absorption coefficient of methane gas at 7.7 um? Any reference?
06 August 2024 980 5 View
Hi, i would like to simulate an absorption process in Aspen Plus. I want to use the NRTL model und would like to add some individual Henry coefficients. Is that possible and how?
05 August 2024 2,333 2 View
Hello everyone, I'm encountering an issue with my electrochemical impedance spectroscopy (EIS) measurements and would appreciate some insights. Experimental Setup: Electrodes: Gold interdigitated...
05 August 2024 3,783 2 View
I'm guessing it's because the ligand experiences too much electron repulsion or proton repulsion from the chromium to insert them close to the 3d-orbitals which are close to the metal nucleus. Is...
03 August 2024 1,370 1 View
Why is TLC not a form of partition chromatography and paper chromatography not a form of absorption chromatography?
03 August 2024 7,035 3 View
I'm trying to calculate the tolerance factors of the hydride perovskite and the value calculated by me and the reported values are contradictory. Need more clarity in using the correct ionic radii...
01 August 2024 2,614 1 View
Following curve related to Co0.6Mn0.4Fe2O4 Magnetic nanoparticles with extra phase a-Fe2O3. I will appreciate to help me to interpretation this spectroscopy, especially the blue line.
31 July 2024 9,140 2 View
Dear all! Oxygen vacancies do raise negatively the Fermi level by increasing the negative charge in the semiconductor crystal structure. In the case of n-type semiconductors, I wonder if this...
30 July 2024 8,339 2 View
How to change the displayed full article text to its corrected version? In the file on the page of the journal where I published the article, there was an error in the text, the table is...
30 July 2024 3,229 2 View