I have done the distillation of soybean meal and I want to calculate the percentage of soluble alcohol from the distillation.
I try to transfect MDA MB 231 cell line with a plasmid by PEI, unfortunately, the rate of transfection is low, and now I wanna find and order the best transfection reagent for this cell line and...
19 February 2021 828 6 View
I am trying to make agarose gel micro particles in batch technique and I am using mineral oil and Tween 20 3% (v/v) as surfactant. after preparing the suspension and overnight sedimentation,...
13 August 2020 5,964 3 View
I deposit TiN decorative layer by cathodic arc manner, help me please about wear standard test of it.
28 January 2020 2,235 7 View
Computational costs are important in numerical methods, as if they were obtained by counting the number of operations(flops). The order to count this number has been asked by MATLAB that I have...
22 August 2019 3,046 8 View
does any one know how can I deposit the layer with Amber (champagne) color as you can see in the attached pictures?
08 April 2019 3,835 1 View
---
25 February 2019 4,297 1 View
adding graphene oxide / rGO / graphene have shown conflicting surface roughness changes in Polyethersulfone. for rGO in specific, why do we have roughness decrease whilst porosity has increased?
11 February 2019 1,354 4 View
temperature of water in direct cooling water target of cathode in cathodic arc system.
23 January 2019 873 3 View
Hi all, I am trying to simulate a protein containing a modified Lysin : Trimethyllysine. I am a NAMD user and I couldn't find a proper forcefield (topology and parameter files) with charmm yet....
02 December 2018 4,619 8 View
Hi, I need help with performing a simulation of a ligand and a protein. I am using psfgen code and add a ligand as the second segment but my parameter file couldnt recognize the new molecule...
20 September 2018 2,681 5 View
I am currently doing my third year design project. I have been assigned to design a glycerol recovery column in vinyl acetate monomer production. The process unit before the recovery column is an...
01 March 2021 9,525 4 View
there are solvents and alcohol in the waste water of a factory that produces disinfectants. Increasing this waste water requires very serious operations. Can I treat this waste water with...
27 February 2021 2,609 3 View
Dear colleagues If anyone has a model of multi-effect distillation in EES or MATLAB software, please send it to me.
24 February 2021 7,282 1 View
I have used Picral etchant (4.2 g Picric acid, 10 mL Acetic acid, 70 mL Ethanol, 10 mL distilled water) but it didn't work. Is there any alternative?
21 February 2021 2,558 5 View
I have a concentrated solution of a toxin(50 micromolar) in DMSO 100%. I need to dilute it inorder to dilute both the toxin and DMSO wich can be toxic to cells. Which would you guys recommend to...
19 February 2021 7,447 2 View
Dear members of the community, I am trying to concentrate silk fibroin to 25 % (w/v). Nevertheless, i am struggling with the concentration step. I successfully achieve concentrations of 5-6 % of...
16 February 2021 1,808 1 View
I am working on modeling of Direct Contact Membrane Distillation system with COMSOL Multiphysics software. I have some problems with the mass transfer part of the simulation because I don't know...
14 February 2021 379 2 View
I am trying to prepare a Polyvinyl alcohol membrane for carbondioxide adsorption
08 February 2021 7,493 3 View
I am seeking methods to remove trace iron from organic acids, including acetic acid, propionic acid, and formic acid. Distillation works, but is expensive. I'm looking for alternatives to...
31 January 2021 984 3 View
The usual way of properly removing and collecting carbon nanotubes (CNT) is to sonicate the stainless steel plates coated with CNT under isopropyl alcohol (IPA) solution, remove the plates after...
28 January 2021 9,455 1 View