What are the drawbacks of the Generalized regression neural network (GRNN)?, and how can we overcome these drawbaks?

23 January 2021 8,796 3 View

Question to the specialists. How dangerous is taking the Covid 19 vaccine? What is the most safe vaccines available in the world?

Information has spread widely, which speaks of a potential risk in the event of taking a Covid 19 vaccine, and that this matter definitely worries everyone. Is the Covid vaccine safe?

23 December 2020 4,342 7 View

Why there is continuous need to genetically engineer a yeast that is already an industrially high-yielding strain??

It is generally observed that scientists and researchers worldwide always try to genetically engineer wild-type hyper-producer (high-yielding) strains that already produce enough/excellent...

31 August 2020 4,104 3 View

Is there new researches concerned with the effect of nanomaterials on limiting the spread of Covid 19?

Is there research concerned with the effect of nanomaterials on limiting the spread of Covid 19?

05 August 2020 1,574 8 View

Are the temperature screening alone at most of the entry and exit points sufficient during Covid19?

21 June 2020 3,267 21 View

How to report a pooled proportion effect size calculated through double arcsine transformation method?

Dear Researchers, I am asking this question for my friend. "How to comment on/report a pooled proportion effect size calculated through double arcsine transformation method? Problem statement:...

08 June 2020 2,135 3 View

What is the solvent that dissolve starch without using water?

i need to dissolve starch in solvent that could be dispersed in other emulsions like PVA + Tween80 . what is the best bio-solvent that dissolve starch with out using water?

23 January 2019 2,791 5 View

How can i dissolve chitosan in water?

Am working on drug delivery by making chitosan microspheres, and i can not use any toxic solvents, How to dissolve chitosan in DW without using toxic solvents like acetic acid.?

24 December 2018 9,577 6 View

Is it ethical/professional to contact the editor of directly for a submitted manuscript (rather than contacting the editorial team on the website)?

I submitted a manuscript to a journal more than 3 months ago; the status is still not under review (The website says the process takes less time). I contacted the editorial team several times,...

17 March 2018 8,076 22 View

Can any one tell me the methodology of how the diatom extraction is done from the sediment core

pollution chronology related question

05 June 2017 9,042 4 View

How to access MSCI KLD Stats and Sustainalytics?

Hello all, I'm currently working on my undergraduate thesis and I'm having difficulties trying to access KLD Stats and Sustainalytics because my campus Airlangga University and apparently other...

02 March 2021 8,525 1 View

How to normalise data on OPM package from R Studio ?

Good afternoon, I recently used OmniLog from BIOLOG for my experimentations : I tested the metabolism of different strains on 2 types of plates. I have 16 strains of 3 different groups...

02 March 2021 3,584 1 View

What are the new 2D nanomaterials were used for Silver nanoparticles stabilization?

In the stabilization of AgNPs are vital in current research interest. However, some of the 2D nano-materials like graphene oxide, MoS2, etc... previously used to stabilize it. But still they shown...

01 March 2021 2,207 3 View

Isolates of Hymenoscyphus fraxineus?

Dear Dr. Cai, my name is Simone Prospero and I work in the team of Phytopathology at the Swiss Federal Institute for Forest Snow and Landscape Research (WSL;...

01 March 2021 1,133 1 View

Apart from Nanosilica and CNT's what are the other nanomaterials readily available to use in concrete mixture?

Nanotechnology in concrete materials

01 March 2021 3,379 3 View

What are the most relevant MSc proposal topics for Petroleum Production Engineering at the moment?

I am a Petroleum Production Engg MSc student at Robert Gordon University in Aberdeen and I am in the process of selecting a topic for my MSc Engineering Investigation proposal. I would very much...

01 March 2021 7,396 4 View

What is the density for pva electrospining?

I'm Juan Carlos, a high school student who is working with electropinning, I made an electropinning machine with a 21g needle and a 30kv high voltage source and the distance between my needle is...

28 February 2021 298 3 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

LEDs on Vis Light photo degradation of MB water sol via N doped TiO2 in a mini flume?

Good day to all, I have no experience with light emitting diodes. I am building a glass mini flume to demonstrate the photo degradation of Methylene Blue in water running over self cleaning...

26 February 2021 4,026 5 View

How to plot the probability paper of Gumbel distribution using R programing?

In R-studio, there are many commands of Gumbel package. Arguments are also different. I`m asking about the alpha parameter of the Copula which must be greater than 1. If this is the one used to...

25 February 2021 5,229 3 View