How we can determine absorption of aggregate if we have absorption value for each fraction size?

More Abdulkareem Ghassan Alsultan's questions See All

What is the best solvent to remove formaldehyde from the thin film?

what is the best solvent to remove formaldehyde from the thin film. I am preparing polymer as biosensor for formaldehyde, what is the best solvent to remove it?

31 December 2017 8,513 5 View

What is the most important Characterization for imprinted polymer molecular print in biosensor?

I want to know the most important Characterization for imprinted polymer molecular print in biosensor for formaldehyde detection.

07 August 2017 7,288 1 View

What's the proportion for the peak area of identifiable compounds based on NIST database to the total detected products used GC-MS?

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...

06 July 2017 3,119 11 View

Which is the best simulation program for catalysis?

Dear friends May I knew which is the best simulation program for heterogeneous catalysis?

05 June 2016 3,820 2 View

How can I get scholarship?

Dear friends . I have master in catalysis for energy and I like to continue for Phd can you help me to find scholarship or if you know any supervisor can pay for me(fund) from any country if you...

05 June 2016 6,950 3 View

Any advice on Quartz XRD plate analysis?

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...

09 October 2015 381 6 View

Why the Crystallite size of he sample will decrease ?

I want to Know why when we increase the doping metal the Crystallite size will reduce the size if you have any journal sport it I ill be very thankful

07 August 2015 6,192 0 View

Is there any program for FTIR you give him the peak number?

Is there any program for FTIR that gives you the peak number then will give you the odds of the funactional group

01 February 2015 8,676 11 View

Can anyone help me with a biodiesel reaction ?

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...

01 February 2015 4,855 13 View

Is it possible to use a base catalyst for waste cooking oil for biodiesel protection ?

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 ?

01 February 2015 7,929 6 View

Which Scopus Journal provides the most affordable fees?

"PUBLISHING IN A SCOPUS JOURNAL" Researchers are now at a cross road. The critical need to publish in a Scopus or ISI, etc journal is ever vital. Journal Publication fees must be submitted....

10 August 2024 8,621 1 View

Seeking Advice on Viability and Execution of Undergraduate Thesis Topic?

Hello everyone, I am currently developing a thesis proposal and would appreciate your input on its viability and how to effectively carry it out. My proposed topic is: "Does the perceived threat...

10 August 2024 8,992 0 View

Who will be moral responsible for the death of thousands of people in the event of an earthquake?

Who will bear moral responsibility for the deaths of thousands of people in the event of an earthquake? Weeks and months remain before the onset of strong earthquakes that bring death to...

08 August 2024 6,134 12 View

How to fix errors in my heat transfer steel structure with reinforced concrete slab model Abaqus?

I have modelled a steel structure using beam elements in Abaqus and attached to this structure reinforced concrete slab. The analysis that I am making is heat transfer of the structure. The...

07 August 2024 1,028 0 View

How do you delete a duplicate pdf for the same paper on ResearchGate?

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

Are there any instruments for studying time similar to the way it is in space?

There are a huge number of methods for studying objects in space, according to the senses (and not only). Mechanical, thermal, optical, acoustic, electrical, magnetic, based on particle beams,...

06 August 2024 7,102 0 View

Absorption coefficient of methane?

Hello, Can anyone provide me with the absorption coefficient of methane gas at 7.7 um? Any reference?

06 August 2024 980 5 View

The aqueous fraction of the hydroethanolic extract is showing the presence of palmitic acid. What is the mechanism responsible ?

Palmitic acid presence in aqueous fraction

05 August 2024 8,624 4 View

How can I add own Henry coefficients in Aspen Plus?

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

In the case of a wound l recurrence after radical breast cancer and sentinel lymph node biopsy. Are the sentinel lymph node procedure recommended?

In the case of a wound l recurrence after radical breast cancer and sentinel lymph node biopsy. Are the sentinel lymph node procedure recommended? If no axillary lymph node dissection was not...

05 August 2024 8,056 1 View