Should researchers be paid for their reviews?

08 October 2020 5,435 5 View

How to detect iron(II) in a medium containing iron(III) and copper(II) concentrate?

My situation is this, I am doing a job where I need to detect iron (II) with a colorimetric technique in a medium that has a considerable concentration of copper (II) and iron (III). The most...

08 March 2020 9,786 3 View

What makes a substance hygroscopic?

- Why are inorganic salts like LiCl, alcohols like TEG, some ionic liquids, or other materials such as cellulose hygroscopic? - Are there different mechanisms for hygroscopic substances (liquid...

01 February 2018 6,869 23 View

Does anybody know the toxical compounds of Euphorbia dendroides latex?

Which is the most important toxical compound of the latex of Euphorbia genus plants? My aim is to evaluate the diferences in chemical composition of Euphorbia dendroides populations with and...

01 January 1970 7,782 3 View

Open Source IoT Simulators supported by Machine Learning?

Dear Research Gaters, Let me first add context to the question. I am looking to simulate the waste management system and resources of a city. The hardware devices I need to simulate include,...

21 February 2021 2,333 4 View

How to correctly choose the number of solution intervals when preforming harmonic analysis in ANSYS?

Good day, I design the rail-wheel geometry and the harmonic frequency ranges between 20-10kHz with 500Hz solution intervals and the results makes sense. Most of the time on the related literatures...

19 February 2021 3,190 3 View

Is There an Equation for the Determinant of a Matrix?

The definition, that I have learned, of the determinant of a matrix is a set of instructions on how to calculate its value. This definition can be put in equation form if we keep track of odd...

25 December 2020 4,800 13 View

How many samples/measurements do I need for certain a sensitivity & specificity?

I'm taking some measurements using Raman spectroscopy of healthy pig eye samples using a new excitation wavelength and my supervisor said to choose a sample size to allow for spec/sens of 85%....

01 November 2020 8,611 6 View

What is the sense of slip either strike-slip or thrust fault for Turkey earthquake on 30-10-2020?

Dear earthquake experts What is the sense of slip either strike-slip or thrust fault for Turkey earthquake on 30-10-2020? thanks for comments. regards Ijaz image from bbcurdu.com.

29 October 2020 1,890 3 View

Does anyone know methodological references with techniques for random allocation (randomization) in Qualitative Research?

If that makes any sense....

03 October 2020 3,845 9 View

Is temperature measurement really useful as a screening measure for COVID-19?

The measurement of the temperature at the entrance to some structures or hospitals is a universally adopted measure in prevention strategies. There are two questions: considering the high number...

31 August 2020 5,843 12 View

Does it make sense to design a concrete mix where the amount of water is equal to the amount of stoichiometric water ?

Does it make sense to design a concrete mix where the amount of water is equal to the amount of stoichiometric water ?

19 August 2020 2,871 3 View

How do I interpret LC-MS data?

I have obtained the chromatogram from the analysis. My issue is I'm not sure what compounds/substances might have formed (original material is made up of carbon, nitrogen, hydrogen). So from this...

04 August 2020 7,837 3 View

What outcomes can be expected when a leader creates a positive informal environment?

I am looking for outcomes (individual or organizational) related to the creation of a positive informal work environment. Can anybody recommend me articles on the topic? Thank you in advance....

01 August 2020 7,142 3 View