15 November 2022 0 4K Report
  • I'm planning to build a model of a hybrid reverse osmosis and deionisation , for my research probably using wav. I don't have a lot of experience with modelling software and I am wondering does anyone have suggestions as to which would be the best? As am open to suggestions ?

More Essam Eldin Tantawy Farrag's questions See All
Literature Review for The Impact of Digital Transformation on Project Management ?

i need 6 previous studies containing The aim of this study, the type of the study,Results Recommendations, publisher, year of creation

17 March 2024 3,495 3 View

Hi everyone ... Why contamination with anaerobic bacteria, yeasts and molds increase (not decrease) the pH of the culture medium?

Thanks in advance

17 March 2024 802 3 View

How can I download GSMAP hourly rainfall data in raster format (Netcdf, TIFF or GRID)?

Really appreciate the help

28 January 2024 6,130 0 View

Cation or anion concentrations in soil samples are expressed as mmolcL−1, explain this abbreviation ?

mmolcL−1, refers to millimolar in 1 liter , what does the small letter c refer to?

07 September 2023 8,382 1 View

How to get HOMO and LUMO coefficients at the reactive sites for the reactants from gaussian?

I want to calculate the HOMO-LUMO coefficient for each atom of my molecules. I am using Gaussian software for calculations. As I can see in multiwfn manual, I can get the orbital percentage but...

08 July 2023 10,011 1 View

Need your help to get manual catalog in pdf for an old pH meter?

We received pH meter model m62 Copenhagen Demark .. we don't know type of electrode needed or how to reform input connections of any available electrode in our lab to fit this pH meter needs .....

27 April 2023 1,790 0 View

What is exon-exon junction?

Good day, The presence of a premature stop codon more than 50–55 nucleotides upstream of the final exon–exon junction is a strong predictor of NMD. Kindly, how many nucleotides included in the...

13 March 2023 5,649 1 View

Which is better in diagnosing compounds, HPLC method or FPLC method and why?

I want using two methods to spread compounds from crud solution.

05 January 2023 3,729 4 View

What are the specifications for Ringer Acetate Infusion ?

Pharmaceutically, the preparation of ringer acetate infusion solution needs to follow an acceptable pharmacopeia reference indication many specifications rather than its salt contents such as pH,...

22 December 2022 7,117 1 View

Can I say that the compound with the biggest peak in an XIC is the abundant molecule in the sample ?

The below XIC chromatogram is from TIC of parent ion scan of various metabolite of the drug in the plasma of rat. LC MS/MS is done, equipped with Triple Quad (QTOF) instrument. Fragment ion is...

07 November 2022 4,872 2 View

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What are the shear and normal stiffness values of an LLDPE liner in 3D numerical modeling of a stockpile?

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