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

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

The luciferase signal is too low but the renilla is OK in dual luciferase assay? What's the problem?

Hello I'm trying to do the luciferase assay with my manipulated vector but I'm getting very low luciferase signal. The positive controls for luciferase and renilla are OK and i'm getting a high...

29 July 2018 6,070 3 View

How to generate retroviral producer cell line using big construct?

Hi there, I want to generate retroviral producer cell line using Phoenix eco cells for transfection and E86 cells for transduction. My construct is about 9.2 kb but the insert part (from 3' of...

11 June 2018 6,842 6 View

How climate change will influences human and animal behavioral change?

The role of climate change influencing the human behavior as well as economics interest

01 June 2021 0 0 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 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

What techniques can I use to determine the miscibility of polymer blends?

The term miscibility refers to the single-phase state in thermodynamics. I do not mean the compatibility of different components. To determine the miscibility I know several techniques such as...

03 March 2021 4,107 4 View

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 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

What is involved in morphological changes of SEM images of a substance?

In the sem analysis of CaCO3 nanaoparticles, the morphology images showed spherical shaped particles but the proposed morphology for these type of nanoparticles is trigonal. I prepared the...

01 March 2021 1,960 4 View

Joint behaviour in Abaqus is not captured well?

I am working on roof joint and trying to simulate the behaviour in Abaqus. I am successful in running the model but the final graph does not follow the experimental curve in the negative direction...

01 March 2021 6,661 3 View

What are the countries most affected by extreme rainfall as a result of climate change?

Increased heat, drought and insect outbreaks, all associated to climate change, have increased wildfires. Decreasing water supplies, declined agricultural yields, health impacts in cities owing to...

01 March 2021 7,168 9 View

What are the harmful effects of these extreme rainfall on the health of newborns? What are the reasons for that?

Extreme rainfall associated with climate change is causing harm to babies in some of the most forgotten places.

01 March 2021 5,647 4 View