33 Questions 34 Answers 0 Followers
Questions related from Abdulkareem Ghassan Alsultan
I want to know the most important Characterization for imprinted polymer molecular print in biosensor for formaldehyde detection.
15 August 2017 686 2 View
Hi The reviewer ask this question What's the proportion for the peak area of identifiable compounds based on NIST database to the total detected products used GC-MS? what he mean by this ? and...
26 July 2017 8,058 10 View
Can anyone help to give me a good paper for explain why the reusability in catalysts free oxidation decrease on the first run then increase then decrease I use Fe2O3-ZnO to oxidize the...
08 May 2016 9,442 6 View
hi I like to study the leaching from my catalyst, I like to run ICP but the problem my catalyst is Heterogeneous catalyst and its insoluble. is there any method to prepare the sample
23 February 2016 6,131 4 View
hi I want to study the coke formation on my catalyst for creaking reaction. my problem is my catalyst is Carbon base catalyst any suggested method to determine it? Kind regards, Alsultan Abdulkareem
10 January 2016 3,248 5 View
hi I saw some papers they use N2 to prepare the activated carbon and the other thy use the N2 then they switched it to CO2 but they did not explain about it. I want to know the mechanism of CO2...
03 November 2015 672 21 View
Hi I just ordered XRD plate ( Quartz plate). when I run the plate without sample I got the results on the picture is this results normal ? and How can I calpreat the plate to get good result? any...
19 October 2015 719 5 View
If the concentration of ( Lauric acid , Undecanal dimethyl acetal, Lignoceric acid, Cyclopropaneoctanoic acid, 2-hexyl- methyl ester, Methyl 18-methylnonadecanoate) below 1 %, it will give the...
02 October 2015 4,326 3 View
Hi I want to get pure carbon from coal, is there any method to remove the silica? any one know what are the other minerals ? thank you
20 September 2015 8,630 12 View
I done GC-MS for cooking oil and i got this results on th attach picture. my question is on peak 1,2,3 i got 9-octadecanoic acid, methyl ester ( on 6) o 2 I got octadecanoic, 3-[(1-oxa...
10 September 2015 1,610 2 View
Is there a paper that has data XPS for activated carbon with Ca, P, La, Ce, Ni, and V
03 June 2015 4,769 1 View
how to recover calcium oxide from mix metal oxide. I have this oxide and I want to remove Ca and Fe Fe2O3K2O CaO CuOSiO2ZnOMnOSO3Cr2O3SrONiO AcPbO
21 May 2015 5,721 3 View
I like to do zetasizer for active carbon but the problem when I use the fillter there is no reading and if I did not use it I got very big size and my sample will be on the bottome of the cell (I...
24 April 2015 5,284 3 View
I would like to know how I can decrease the viscosity for biodiesel. Is there any way to make it less viscose? thanks a lot
03 April 2015 4,695 14 View
Why when I increase the doping metal the TPD-NH3 show increasing in acidity then show me decrease at high consecration of the metal? I am using Ce doped with activated carbon when I increas the ...
10 February 2015 3,514 6 View
Last time I did 7 reactions and I got 2 layers (after removing the methanol), but now I run the same Cat and there is only one layer. **note:- I took my oil ( waste cooking oil from my friend he...
09 February 2015 7,819 13 View
The acid value for my west cooking oil is 18.4 .So can I use base catalyst for biodiesel? or can I use catalyst with 2 function acid and base ?
05 February 2015 5,466 6 View
I want help in quadcopter programming How can I programming the 4 motors by using arduino to control the sped and the direction and when it show up I want just slow dawn the speed with out...
26 December 2014 267 2 View
I want to deposit CdSe on TiO2(TNT nanotube) by electrochemical deposition methods to improve the absorption of light from the ultraviolet region to the visible and increase photocurrent response...
17 December 2014 8,193 5 View
I want to deposit CdSe on TiO2(TNT nanotube) by electrochemical deposition methods to how to decrease the band gap? now the band gap= +3.47 eV Thanks a lot
17 December 2014 7,149 6 View
how can I increase the pore size for activated carbon? can you suggest any method to get large pore size? thanks a lot
06 December 2014 2,137 5 View
What are the catalyst properties - is it an acid or base catalyst? How do you support these metals on activated carbon?
23 November 2014 6,503 7 View
Is that correct we will have one or our product is water ?If yes when and how can I passing this problem ?
19 November 2014 5,455 5 View
Can any one tell me why we use Pt to prepare porous silicone ?
17 November 2014 2,925 2 View
Hello I want to make a sheet of nitrile butadiene rubber the problem is the nitrile butadiene rubber glutinous on the plastic sheet so can any one advice me how to do it thanks
04 November 2014 1,354 5 View
Is there any program to draw the TGA and DSC data? Thanks.
23 October 2014 4,983 14 View
I would appreciate any relevant literature suggestions to change the TGA data to DTA without running the DTA if it possible. Is there any problem I will face? thanks a lot
23 October 2014 9,120 11 View
Does anyone have a program to analyse NMR spectra? I need to analysis NMR data anyone has a program ? thanks
15 October 2014 4,276 32 View
I want to draw my XRD data by using WinPLOTR can anyone show me the file format?
14 October 2014 1,846 5 View
I setup the calibration factor when I use NH3 and I have two peak but when I go to the report it give me 0 and the amount gas adsorbed 0.00000. Can anyone explain to me why it happened like that?
14 October 2014 5,630 9 View
Can someone tell me the appropriate temperature range for degassing modified Activated carbon powder before the BET analysis for specific surface area?
10 October 2014 6,917 3 View
See above.
14 September 2014 9,969 8 View
Could someone supply some published articles about the zirconia supported on activated carbon for esterfacation reaction
11 September 2014 8,264 1 View
