How to design a reactive extraction process in Aspen Plus?

Hello, my task is it to create a specific extraction process. There is a mixture containing water, nitric acid and hydrochloric acid. It is known, that tributyl-phosphate is a solvent, which...

03 January 2021 4,163 3 View

IC50 value from this graph?

01 January 2021 6,848 4 View

Anyone knowing any software for scientific graphs plotting?

I need some help

03 December 2020 6,794 6 View

Autodock final stage execution appears with the following error; "WARNING: Unrecognized keyword in docking parameter file"?

Hello everyone, I do have an error while executing the final stage of autodock. The following massage appears and the program puts on hold. "WARNING: Unrecognized keyword in docking parameter...

20 September 2020 8,271 2 View

If we use a term 'Nonstandard methodology' for any econometric methodology, what does it exactly mean?

What things need to be addressed while writing about any nonstandard econometric methodology like TARCH in any research work.

29 May 2020 3,325 3 View

What is the state of the art in chiral NNN type tridentate ligands?

What are the chiral NNN type ligands that have afforded best chiral induction in organic transformations catalysed by transition metal complexes? Any NNN type ligand and any organic transformation!

21 May 2020 1,468 7 View

Can anyone suggest good survey platforms which allows uploading of audio+video stimuli and collecting audio responses in addition to survey ?

Can anyone suggest good survey platforms which allows uploading of audio+video stimuli and collecting audio responses in addition to survey ? It would also be helpful if you could recommend few...

11 April 2020 3,147 3 View

How many imaginary frequencies does a concerted transition state have?

Say, a concerted transition state involves the breaking of two bonds and the associated making of two new bonds. Does each bond making/breaking has a corresponding imaginary frequency, so in total...

19 March 2020 5,236 4 View

How do you measure the density, surface tension, freezing point, viscosity, refractive index of deep eutectic solvents?

A deep eutectic solvent is prepared by mixing a quaternary ammonium salt with metal salts or a hydrogen Bond donor such as urea to form a liquid with a melting point lower than the melting points...

16 March 2020 2,266 5 View

Is there any direct HPLC method for quantification of PHB,PHV using C-18 Reverse Phase column?

* Crotonic acid assay is the most rapid and simple method of quantification of PHB. * Karr et al., 1983 showed extension of crotonic acid assay into HPLC for PHB detection. * While Del Don et...

13 January 2020 8,341 2 View

Does any one know how i can prepare liver tissue with transmission electron microscope with good fixation?

i have problem in preparation of liver tissue with bad cell organelles and how i can adjust osmolarity

03 March 2021 8,890 1 View

I need to image mesoporous silica nanoparticles that are in ~100 nm size and do high resolution TEM to look at mesopores. what grids should I use?

Need to image mesoporous silica nanoparticles using the TEM. Also, need high resolution TEM images to see the mesoporous structure. Kindly suggest what kind of grids to use. Thanks, Shatadru

02 March 2021 1,787 2 View

Is There Any Feasible Method To Test Fluorescent Compounds Other Than Fluorescence Spectrometers ??

Is There Any Feasible Method To Test The Efficiency Of Fluorescent Compounds Other Than UV Spectrometers ? Suggestions Would Be Appreciated !

02 March 2021 5,785 3 View

Which SAR dataset to use for generating coherency matrix and performing target decomposition (Description) ?

Working on chandrayaan-2 DFSAR data, there are three datasets available: 1) Slant range image data product: The slant range complex image file. Each pixel is represented by two 4-byte floating...

02 March 2021 8,481 3 View

Shall I skip the measurement model in SmartPLS?

Hello everyone, I had run a mediation model in SmartPLS using questionnaires that were already validated among my statistical population. A professor who edited my paper -though she is not...

01 March 2021 3,052 3 View

Precipitate after adding laemmli buffer to protein solution containing Potassium Acetate?

Hi, I am running a size exclusion chromatography experiment with a buffer containing Potassium Acetate as a salt. I analyse these fractions through SDS-PAGE. After boiling my SEC fractions in...

01 March 2021 2,622 3 View

SEM or Multiple Regression for an analysis without Latent Variables?

Hello, I have three hypothesis to test, all with the same IV. I am testing if the effect of the IV on the first DV is mediated by awe. I am then measuring whether the effect of the IV on a...

26 February 2021 8,399 5 View

Can anyone help with Schistosoma identification?

Can anyone identify what kind of Schistosome species this might be? Morphological features of cercariae and adults resemble Trichobilharzia, though I am fairly new to the field of parasitology...

25 February 2021 7,760 6 View

IF troubleshooting: looking at an intracellular protein that localizes to the cell's and how to reduce increase in signal due to cell ruffles?

I am currently trying to stain for PI3KBeta in MDA-MB-231 cells. My current issue is that 1) beta stains all over the cell and 2) there is an increase in signal at the edge of the cell and this...

24 February 2021 8,582 1 View

How to clean up TEM grid with plasma cleaner?

I need to clean the hydrocarbon contamination on the carbon substrate of TEM grid. However, I heard that substrate could be broken by the powerful plasma. My substrate is pure carbon, with ~3nm,...

23 February 2021 3,262 5 View