Are you currently in Higher Education and would like to share your most recent experience?

Dear Sir or Madam, My name is Steffen Heinig, I am a researcher at Liverpool John Moores University, UK. The LJMU Research Ethics Committee has approved our research project in the field of...

16 December 2020 4,013 7 View

How can I estimate the mineral deposition thickness on a metal plate at a known time period?

Dear researchers, I have some salt solution analysis. I want to know is there any software to estimate the scale deposition thickness in a specific time period on a metal plate at a known...

24 March 2020 1,396 3 View

Is there not a common root of LBM and SPH modelling incompressible fluid flows?

Is there not a common root of Lattice Boltzmann Methods (LBM) and Smoothed-particle Hydrodynamics (SPH) modelling incompressible fluid flows? I see common grounds by means of a mesocopic...

30 December 2019 3,550 7 View

How can I convert intermittent nature of solar energy into a constant nature heat source?

I have a solar field. and I have a system. I want my system to work in a steady state condition, but the nature and the base of solar energy is intermittent. How can I use solar energy as a...

02 July 2019 9,079 3 View

Different values by sweeping variables at the parametric table of EES and by running them singularly at the main command window?

Sometimes when I run parametric table of EES (sweep a variable) I have get unstable answer at some rages. For example for 0, 1, 2, 3 I get 10, 0.005, 9.5, 0.00000014 But when I don't use...

25 March 2019 8,430 5 View

Ejector model to compress refrigrant from 20-30 C to 40-50?

I can't find any mathematical ejector model to work at the following condition: Ejector mathematical model to compress refrigerant from 20-30 C to 40-50 If you know any good research paper please...

16 March 2019 8,722 2 View

Does an EES program can be used as a function of a MATLAB program?

Dear all researchers, I want to know that if I have an EES program, can i use it as a function of a MATLAB program? Thanks,

26 July 2018 4,420 6 View

Can we use nano-fluid at power plants?

Hi, I want to know that is it possible to use nano-fluids at power plants? Are nano-fluids harmful to boiler, turbine or etc? Thanks

06 April 2018 1,172 2 View

How do I interpret the output of Procrustes and Cointertia analyses?

I compare two large data sets (13 observations of 300 and 4000 variables respectively) using Procrustes rotations and Coinertia analyses in R. I am able to generate the plots but struggle with the...

18 March 2018 1,279 1 View

Can we use nano technology at internal combustion engine related works?

Hi, Previously I worked on combustion engines.... But now due to my new adviser, i want to work on nanotechnology... I want to work on a subject that relates to both nano and engine ... Do you...

20 February 2018 4,296 6 View

Does the pressure(-600 mmHg) affects pH?

When I conducted the degassing experiment using decompression under anaerobic condition(and I used ferrous based chelating agent), the oxidized ferric were observerd. So, could you tell me the...

03 March 2021 4,892 5 View

Which database would give me this list of chemical components?

Dear colleagues: I would like to know if anyone knows of a database that gives me the parameters pH, K, K, Mg, P, C, N, Zn, Cu, Ni and Cd of common foods. I find a lot of information of proteins,...

26 February 2021 5,525 3 View

Why is NH4OH added in heavy metals limit test?

The limit test I'm referring to is USP method II. In this procedure you need to dropwise add 6N of NH4OH to the sample until it the pH is alkali. After that you need to dilute and add HOAc until...

23 February 2021 2,049 3 View

Is there an ideal incubation time of RGO-modified SPCE before subsequent use, i.e., electrochemical characterization or further modification?

I notice that upon washing and air-drying of my RGO/SPCE surface and characterizing again via DPV, the current response towards ferricyanide probe significantly decreases. My worry is that the...

22 February 2021 5,324 3 View

No title

22 February 2021 9,932 11 View

Can anyone help or comment on solubilising chlorobutanol in aqueous injections in minimum time possible?

Please suggest solubilisation of chlorobutanol in injections. Tried pH and high temperature. But the issue is of assay drop. If anyone can suggest any solution. Its a commonly used excipient for...

21 February 2021 7,397 1 View

What reaction will occur when adding hexamine into ammonium nitrate in an acidic medium?

Hello, I am investigating properties of water in oil emulsion explosives. And adding hexamine (hexamethylenetetramine) into one of the phases that are used to make the emulsion should increase the...

21 February 2021 8,680 1 View

What properties of water shall be analyzed and evaluated to test the effectiveness of activated carbon?

I would like to ask what other properties of water (pH and such) shall be analyzed and evaluated to test the effectiveness of activated carbon from filtering the contaminants present in the water?

20 February 2021 9,422 8 View

Phenol-pH graphic?

We want to use phenol pH graphic to measure the pH of mediums before and after inhibitor application to cells. We have phenol absorbence values at 460, 560 and 720 nm wavelength. When we measure...

20 February 2021 7,700 3 View

How to measure the pH of Peat Soil?

Peat possess organic content above 75% and is highly acidic in nature (i.e. pH < 4). Before commencing stabilization, it is mandatory to know about the pH level of peat. Therefore, your...

18 February 2021 9,424 7 View