How to recrystallization amine compound and it is not soluble in common organic solvents ?

How to recrystallization amine compound and it is not soluble in common organic solvents ?

19 January 2021 671 3 View

What is the ACTUAL COST OF A PUBLICATION??

Hi. It's 2021 January. Recently, I got to know that Elsevier has converted around 160 journals into some "Transformative Journals" and follow the recommendations under "Plan S"...

19 January 2021 9,985 2 View

What if an author has concluded wrong facts in his article and published in Elsevier ?

The question is that in what form of publication we can show true facts and prove the wrong facts invalid ?

29 December 2020 9,727 7 View

What is the difference between filler and fiber?

Explain in correct manner

28 December 2020 5,199 2 View

What should be done if someone 100% copied our article and published in a predatory journal ?

28 December 2020 8,982 10 View

Advantages and Disadvantages of Submitting Article in Special Issues of a Journal ?

What are those ?

21 December 2020 7,757 4 View

What is U matrix for Hosking & Wallis discordancy test based on L-comoments?

Hello everyone I would compute Hosking & Wallis discordancy test based on L-comoments for multivariate Regional Frequency Analysis. Please help me by answer to these questions. 1- Is that...

28 November 2020 8,152 2 View

In microscopy why "smaller the aperture, greater the depth of field"?

12 October 2020 3,636 2 View

How is the resolution of an image affected by the NA of the lens in microscopy?

NA= Numerical Aperture

12 October 2020 2,514 2 View

Which will have a larger Depth of Field: A Light Microscope or an Electron Microscope? Why/How?

The depth of field is the range of distance along the optical axis in which the specimen can move without detectable loss of sharpness.

11 October 2020 4,623 2 View

How to code open-ended questions in SPSS?

Hello all, In SPSS I am going to code 2 open-ended questions. I have already read all the answers and I made a list of the most important categories to which I can code the answers. This question...

02 March 2021 1,757 4 View

How to eliminate Steady state error from Reinforcement learning genetic algorithm code?

The following code (see 1st 2 images attached) is used to produce PID controller values that are designed to control the system (G). The code finds the PID controller values (noted as k) by using...

28 February 2021 6,560 14 View

How can we simulate an hyperelastic-viscoelastic behavor with Ansys APDL?

I am working on modeling and simulation of biomecanical material behaviour, I have succeded on simulating skin using anisotropic hyperelastic material, on APDL and in our lab's finite element...

28 February 2021 552 3 View

How could I process data in RCT to include it in meta-analysis?

I'm in the process of doing a meta-analysis and have encountered some problems with the RCT data. One of my outcom is muscle strength. In one study, I have three different measurements of muscle...

25 February 2021 7,603 3 View

Modeling viscosity using model of Chung?

Hello, As part of simulation of gases mixture and water, I need to calculate viscosity of the fluid components and I am using relationships proposed by Chung et al. (1988). The irony is while I...

25 February 2021 8,053 5 View

Satellite orbit estimation using Recurrent Neural Network - what should I use?

Hello, I am a master's student studying in Yonsei Univeristy, Korea. I am trying to estimate the state of satellite, using Neural Network. Below is a simple flow of my study. 1. Train (t0 ~ t1)...

23 February 2021 6,383 3 View

Any Differences in COVID-19 vaccines?

Are there any differences (outside of the clinical trials that led to their EUA) observed in the rate of infection among those who have received the Pfizer vs Moderna vaccine since the mass...

22 February 2021 9,727 6 View

How can I get the coding gene sequences of Hela and U2OS cell lines? Is mRNA sequence of Hsp90 alpha tissue specific??

I am looking for hsp90 mRNA sequence in Hela and U2OS cell lines, I have tried through ncbi but always the output is hsp90 in homo sapiens not in the specific cell line. Kindly, could any one...

22 February 2021 1,853 3 View

How to constrain genetic algorithm input u?

My real system (buck converter) can only take an input of 0 to 1 (duty ratio) and I need to constrain the system so the controller action keeps within this bounds. How can I do this? The code for...

22 February 2021 2,125 3 View

Difficulty in debugging code to correct error - TypeError: '<' not supported ?

I am trying with a Unet code ontained from net ...in tensorflow. When trying to predict the segmentation result with the trained and saved model with metric " iou" using "CustomObjectScope"...

22 February 2021 5,254 1 View