How to solve a problem in analysis of colistin sulphate using HPLC-UV?

Hi everybody, I am setting up a method for analysis of colistin sulphate by HPLC-UV. I tried different previously-published methods but the results were not acceptable (long run time, bad...

16 January 2021 5,911 3 View

Does hyaluronic acid aggregate in the pH range of 3-4?

Dear researchers and Scholars Is it possible for aqueous hyaluronic acid solution to aggregate when entering to the colloidal nanosolution with pH about 3-4 ? I want to add hyaluronic acid to coat...

09 September 2020 9,688 3 View

How to get stable polymeric micelle?

03 July 2020 8,476 2 View

Hi, I need to simulate an LPG in fiber by COMSOL. is there any step-by-step manual for this purpose?

Hi, I need to simulate an LPG in fiber by COMSOL. is there any step-by-step manual for this purpose? thanks for any help in advance

18 March 2020 728 3 View

Why absorbance of dye solution increases after long irradiation time?

I have observed that the absorbance is increasing at long irradiation time during photocatalytic experiment for a perovskite material .Even I completely separate the catalyst particles with the...

13 December 2019 3,911 5 View

Has anyone ever used FCN (deeplearning) for one dimensional data in structural damage detection?

I'm working on deep learning in structural damage detection on bridge by signal (that is one dimensional data) . for that i want to get some information about Fully Convolutional Networks (FCN) in...

13 November 2019 9,347 3 View

Connected component label in matlab?

I want to connect these labels .can I just connect these without converting it to bw ? and I need help in the algorithm of connecting these labels in matlab.Thank you

19 July 2019 7,777 5 View

Parsing of building facade in image processing?

Hi, I am trying to to have a segmentation of building facade just like these two pictures that I have sent.I have tried watershed algorithm but unfortunately it did not work. I mean I could not...

20 June 2019 9,511 3 View

Hi, i am looking for anionic polyacrylamide or poly(acrylic acid) with charge density around 2 meq/g and low mw of 50000 g/mol?

what chemical suppliers are providing such polymers?

09 September 2018 7,331 1 View

Which concentration of herbal extract (in mg/ml) often use to evaluate antimicrobial activity? and which range of concentration usually applied?

I should say, in our research group work on evaluate herbal extract we could not solve extract in more than 10mg/ml (with low concentration of DMSO

07 September 2018 8,437 3 View

What are the values needed for gabor filter's parameter for cifar10 data?

Hi, I implemented a code to gabor filter cifar10 data but the images after being filtered and stacked are not clear like the original images. I think the problem is in the way I am using the...

03 March 2021 6,317 1 View

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 View

Is it necessary to report effect size (ES) in statistics of biomedical research given that we already report p values routinely?

Pls share your thoughts

01 March 2021 7,330 4 View

Does any one can help me choose a reasonable basis set for intermediate metal ions interactions with guanine (i.e Fe2+, Mn2+, Cu2+ and exc.)?

Hello every body Does any one has any idea to help me choose a reasonable basis set for intermediate metal ions (i.e Fe2+, Mn2+, Cu2+ and exc.) interactions with guanine or other DNA organic...

01 March 2021 6,187 2 View

Which reagent is best among 'Dimethylglyoxime" and "Dithiothreitol" for spectroscopic determination of Nickel ?

What I think is Dithiothreitol. As it is water-soluble and does not form a precipitate. But, the thing is it contains sulphur which is quite hazardous to aquatic animals.

01 March 2021 8,374 4 View

What could be some reasons why unstimulated monocytes are getting activated?

Im doing PBMC isolation -> CD14+ enrichment using magnetic beads -> stimulation setup. My negative control is just cells in cRPMI but they seem to get activated over and over again.

28 February 2021 7,883 3 View

Why does intensity drops as concentration increases?

Is there any reason for decrease in fluorescence emission intensity of HSA,BSA when increase the concentration ?

28 February 2021 3,653 4 View

POlymer+DMSO solution and moisture??

What could be the reason of moisture at the sides of Vial when I am preparing my polmyer+DMSO solution for membrane fabrication? What etiquettes I am possibly missing here?

28 February 2021 6,516 5 View

Should we reduce the standard unit of length to 0.31951540592 meter ?

The reasoning behind this question is to align the ratios of the proton potential in energy per charge to the speed of light in distance per time. As these two dimensions appear to be related,...

27 February 2021 947 7 View

What could be reason for getting such type of graph for complex impedance in case of polymer blend films?

Its effect appears in real part of ac conductivity also. Can anyone suggest any reason behind it?

26 February 2021 3,487 3 View