What is the right way to conjugate two acids?

How to conjugate two acids with amine linker?

18 February 2021 4,083 2 View

Solid Phase Extraction of drug product containing nanoparticles ?

Hi Everyone, I am trying to develop an SPE method for the vaccine which contains Matrix-M (saponin Quillaja Saponaria ) which is in nano-particle form and size is around 40nm. These nanoparticles...

16 February 2021 1,389 2 View

Grid connected inverter using virtual synchronous machine?

Hi everybody, currently, I am working on the grid-connected inverter. I want to make my grid-connected PV system a PLL-less system. I have studied some reachers are implementing a virtual...

07 February 2021 6,078 2 View

Which satellite image gives best results for Land Use land cover classification(specifically for built up regions) for Indian region ?

Landsat, sentinel and USGS satellite images have varying accuracy for identification of urban built up dynamics ? Which one is best suited for India

04 February 2021 8,632 8 View

Which solvent is suitable for product precipitation if reaction has been performed in toluene?

If condensation reaction happened between carboxylic acid and amine and amide is formed. The solvent for this reaction is toluene. After completion of reaction, how to collect product? It should...

03 February 2021 9,796 3 View

How to form a shell around a nanostructure core in solution phase synthesis?

Hey, I want to know if I have fabricated some nanostructure and further I want to make a shell on the nanostructure by solution phase method by making it core-shell nanostructure. So, anybody can...

01 February 2021 9,966 4 View

No signal/bands observed on western blot for ERK signaling?

My question is regarding a western blot experiment that I am performing to observe pERK signaling by stimulation with VEGF ligand (VEGF165 and VEGF121) on MDAMB231 cells and SW620 cells (both...

30 January 2021 1,039 3 View

Is it ok to use mCHERRY(plasmd-tagged) and FITC(antibody-tagged) as a pair to test interactions between proteins by FRET-FLIM?

Can anyone please suggest to me whether I can able to check the fret efficiency between two proteins when one protein expressed after transfecting the cells, that might act as a donor(...

06 January 2021 6,958 3 View

Why photovoltaic behavior of spherical PbS nanoparticles is better than cubical PbS nanoparticles?

Why photovoltaic behavior of spherical PbS nanoparticles is better than cubical PbS nanoparticles?

04 January 2021 9,783 2 View

Why electrical properties change for different shape PbS nanoparticles?

why electrical properties change for different shape PbS nanoparticles?

30 December 2020 2,963 4 View

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 View

Can we block unwanted images during the x-ray prediction?

i am try to classify the x-ray images. During classification , can i block unwanted images (except x-ray image).

03 March 2021 7,100 1 View

Does anyone know to clarify these changes?

01 March 2021 1,290 2 View

In an eye with Tyndall, does each dot correspond to an individual cell?

When you observe the presence of Tyndall in an inflamed eye: Does each of the small floating dots correspond to an individual cell or to an aggregate of cells? Does a conventional slit lamp have...

27 February 2021 6,326 2 View

How to calculate the crystallinity of cellulose film?

27 February 2021 2,753 4 View

What could be the reason for not having further low chi square value (better agreement) in my refinement result?

I have tried every combination of parameter changes and after that i have a poor chi square value. I can't get it lower any further. I know there have been a lot of discussion about Rietveld...

26 February 2021 8,480 3 View

Can anyone share his experience regards Smoothing in origin?

I am working on TiO2 composite material and the results of XRD have a lot of small/junk peaks and while I apply a smooth filter in Origin then the other characteristics peaks disappear so anyone...

26 February 2021 8,183 3 View

How to replicate the well conditions of a crystal hit with 20%(w/v) isopropanol?

I had a crystal hit in a well with 0.1M HEPEs pH 7.5, 10%(w/v) PEG 4000, and 20%(w/v) isopropanol. Why is isopropanol in w/v here if it's just solvent? How do I recreate this well condition?

25 February 2021 9,761 1 View

I have need of XRD graph analysis software for phase identification. Can you please provide links for software tools which can be downloaded?

i am trying to download x'pert high score software, but can't download it. please do suggest software for phase analysis

24 February 2021 5,687 4 View

Why the CHi^2 is close to zero with a bad fitting but the Rp and Rwp are still high?

I am refining my XRD data using in FullProf program. The intensity of the modulated X-ray peaks is almost flat. I tried to adjust the peak intensities but unsuccessful. What is the reason? I guess...

23 February 2021 2,304 4 View