What's the effect of UF on the TDS and TH? reduction or increase? do you have any estimation on that?
What are the methods during synthesis procedure to prevent the agglomeration? Does compositing the nanoparticles decreases the tendency towards agglomeration?
03 April 2017 4,160 4 View
I'm going to find some probable solutions to my problem in Hysys simulation which is Temperature Cross in a heat exchanger? Could you please help me how to deal with the matter?
01 February 2017 2,639 5 View
Is there any order of magnitude for the density difference to claim on gas/gas gravity separation? Are the P&T important? For instance, I'm facing a huge drum filled with N2 & O2, fixed in...
10 November 2016 9,679 9 View
I have tried sol-gel method using the PEG 2000 and 20000 and the final result was yellow agglomerated granules on the surface without any connection to the substrate! I have some limitations such...
05 June 2015 4,113 3 View
I have a simple simulation of Haber process and just after attachment of recycle stream the simulation would be diverged. What's the major note to insert a recycle at a simulation?The file is...
31 December 2014 9,366 3 View
I need something like a Handbook to find the oxidation-reduction level of different materials such as dyes, and contaminates how can I find such thing?
31 December 2014 6,845 6 View
I want to link matlab with chemical process eng software "Aspen Hysys" I found I should use OLE automation for this purpose but I don't know exactly what's that?!
11 December 2014 3,703 8 View
I want to simulate something like a combustion with ration of air/fuel=2 at aspen hysys how can I do that?
10 November 2014 2,571 5 View
Approximate concentrations are require in compared with the WHO permissible limts
11 August 2024 2,723 1 View
I am developing a predictive model for a water supply network that involves 20 influencing points. However, I only have historical data for 10 out of these 20 points. I would like to know how to...
10 August 2024 4,005 2 View
I have carried out MFC experiments on three different volumes, 50, 500 and 1000 mL of wastewater. Results after MFC treatment shows that TDS and EC are more in larger volumes of water i.e. TDS and...
09 August 2024 9,621 0 View
How do interactions between the biosphere, the carbon cycle, and the water cycle impact global warming and interaction between the atmosphere and the hydrosphere?
09 August 2024 3,291 2 View
One can try to generalize the Vandermonde determinant in the following direction: Let $A$ be any symmetric $n$-order square matrix. Consider its powers' diagonal elements $(A^k)_{ii}$ and...
08 August 2024 6,690 1 View
After immunohistochemistry of previously fixed in PFA and EtOH and then frozen 20 μm sections of zebrafish brain, DAPI staining is very weak (right) compared to the same sections stained without...
05 August 2024 9,637 2 View
I am interested to know the behavior of dyes toward light. Specifically, Blue dyes re-emit the spectrum, especially from the green zone (known as principal in LED lamps, and blue dyes are known...
05 August 2024 3,290 1 View
I have tried several times to isolate lymphocytes from mouse spleen, but all attempts have been unsuccessful. I tried most available protocols. I used different dissociation media (HBSS with Ca...
04 August 2024 9,913 7 View
I have protein-membrane simulations (PDB, PSF, DCD) and have noticed that water molecules near the protein are not visible in the simulations. How can I fix this issue? Is there a way to place the...
04 August 2024 1,200 2 View
Why is nonpoint source pollution potentially more harmful and difference between point and nonpoint sources of water pollution?
01 August 2024 1,180 2 View