Solubility of PLA and chitosan?

More Nastaran Zoghi's questions See All

How can I publish a manuscript in free or low cost journal with good H-Index?

Dear all I am going to publish my manuscript which is from my thesis in a good H-Index journal but I found them very expensive(I don't have financial support) based on the exchange currency of my...

28 February 2021 7,800 6 View

Is there any free e-books about Flow Cytometry technique and data analysis?

I just start learning Flow Cytometry techniques, and I'm looking for an e-book to improve my knowledge. In fact, I'm seeking a comprehensive book written in simple words. I really appreciate it if...

10 March 2020 2,441 3 View

What is your idea about virtual reality in physiotherapy education?

Do you use VR for teaching the students in classroom?

17 February 2020 9,948 7 View

Is it right to use system dynamics to show the complexity of the system and possible feedbacks regardless of the passing of time?

I read lots of papers use SD to show just interconnections and changing variables without time consideration! However, I am not sure, whether it could be reliable or not. Because, as I know the...

08 November 2019 2,460 2 View

What is the best way to merge two different neural networks which are trained for the same task but on different datasets?

I want to train two deep neural networks on two different data sets. The aim is same in both ( predicting cancer relapse) but data sets contain different type of information. I am looking for the...

02 September 2018 9,480 8 View

Can any one explain about P value in real time PCR results?

I want to know the difference between P value shown in REST program when we analyse the ct of samples and so obtain fold changes and P value when we can obtain in graphpad prism program using...

07 August 2018 8,938 1 View

Implementation of conv2 algorithm?

hello eveyone i am just new in image processing using matlab and i wrote a code to detect edge using sobel and now i wanna implement conv2 algorithm fully and do not use matlab's function...

21 April 2018 263 4 View

String calculator in c++?

hi friends i just tried to change some part of this code and i just wanna make it a public code i mean i wanna change int main () and ask the operator to insert the expression and then the...

24 November 2017 4,927 2 View

String calculator in c++?

hello i need to do a task in c++ and i am asked to write a c++ program to get n number (as string because they are big numbers) and calculate n operation on them something like this:...

21 November 2017 9,957 8 View

Does any one know what the reason of a peak in melt curve after 95 degrees centegrade is?

As you see in the picture attached that there are 3 graphs that have a short peak after 90 degrees and 3 others that have rising trend. Do you know what I can do to optimize Real-Time PCR for my...

14 August 2016 4,740 3 View

Does Napabucasin soluble in dichloromethane and in ethanol?

I need to prepare a solution of Napabucasin (inhibitor of cancer cell stemness) in dichloromethane. The drug is expensive, so maybe somebody already tried to do it. If it is soluble, what is the...

02 March 2021 9,945 3 View

Can chitosan alone can act as a reducing agent for Cu(0) nanoparticle sythesis?

[Synthesizing Cu nanoparticles without using chemical reductants]

01 March 2021 8,359 1 View

What is the state of the drug inside solid lipid nanoparticles (SLNs)?

I am a little confuse with the mechanism of solid lipid nanoparticles (SLNs). The main point of encapsulating drugs into SLNs is because some drugs have low solubility in water. Therefore, SLNs...

01 March 2021 3,703 3 View

What are the application of Fixed points thoery in Chemistry.?

It is said that fixed point theory has lot of applications not in the field of mathematics only but also in various areas. So I am looking for applications in Chemistry only..

26 February 2021 3,533 1 View

Do you kow of any database containing data on retention time, log P and polarizability for a large number of molecules?

Hi, I am a chemistry undergraduate doing my dissertation project on HPLC. In my project, I need to predict the HPLC retention time of 20 aromatic molecules, the calibration set. To do this I will...

24 February 2021 2,602 1 View

Can we recognize signs of the "volatility clustering" property of a time series in its time domain plot?

My purpose is to recognize the volatility clustering property without statistical tests such as The Lagrange Multiplier (LM) test.

24 February 2021 4,150 3 View

How to seperate PEG-4000 from aqueuse phase ?

Hello everyone , Please tell me if It possible to seperat POlyethelyn glycol -4000 from an aqueuse media by other ways rather heating . I have tried salting out by electrolyte solution to...

22 February 2021 7,285 5 View

How to analyse monosaccharide compositions from soluble fiber?

I have tried to hydrolyze the sample using 2 M TFA at 100C for 24, 48 h and 120C for 2 h. From these conditions, the HPLC results showed that peaks were not separated into monosaccharide. I found...

17 February 2021 5,230 1 View

No title

Hello. I ask for help - I need to get lithium tetraborate (soluble salt) from lithium carbonate and boric acid. In literature, everything seems to be simple - mix, ignite and - it's done. But it...

16 February 2021 9,523 2 View

Is There are any idea to achieve H NMR signals for swollen compound ??

the samples are not completely soluble - just swelled the solvents that's mean the sample may be partially soluble any suggestion, please

16 February 2021 8,801 3 View

Rega Permana

Chitosan will dissolve in weak acid. For PLA it can disolve in chloroform, acetone or dimethyl sulfoxide (DMSO). You have to dissolve each in their suitable solvent first and then blend them. This paper showed how the exact procedure for blending them, maybe you can follow them https://pubs.acs.org/doi/abs/10.1021/bm0600825