How to add a journal?

I would like to know how to register the journal Flora Montiberica (ISSN 1138-5952 - eISSN 1988-799X) in Research Gate.

02 March 2021 8,156 2 View

What test should I use to compare two or three means, if data is not normally distributed but sample size is > 30 in each group?

I personally feel this as a most confusing question. As per my understanding, if sample size is > 30, and sample is skewed, we can still use paramteric approach, as it will follow Z...

01 March 2021 1,587 6 View

Is it possible to obtain a negative cronbach alpha?

Good evening everyone. If a questionnaire has 4 factors measuring different constructs as for example CAMI questionnaire measuring attitudes toward the mentally ill that has four factors:...

18 February 2021 3,223 3 View

Despite single-cell RNA, how can I characterize a new cell subtype/phenotype?

A new cell subtype was found out only during regeneration phases after a cuprizone-induced demyelination model. How can I characterize this cell? It is important to highlight that was already...

13 February 2021 1,245 1 View

How do I prepare and store insect samples for JH measurements?

I need to preserve termite samples for future quantification of juvenile hormone in their bodies. Or extract the Juvenile Hormone and keep that samples stored for future quantification. I may need...

09 February 2021 1,995 1 View

How to measure beam radius over some distance in Lumerical fdtd (Collimation evaluation)?

31 January 2021 6,354 2 View

Can someone explain why a methyl in phentolamine mesylate presents two correlations for 13C-HSQC, around the region it should appear?

Instead of appearing one single correlation of the signal of the carbon at 20.9 ppm (#11 in the attached figure), aligned to hydrogen at 2.29 ppm, it appeared two correlations (2,32 and 2,26 ppm)....

16 January 2021 4,774 2 View

No title

13 January 2021 2,487 1 View

Which plants and trees have the best ability to prevent the entry of particulate matter (PM2.5 and PM1) and nanoparticles in indoor environments ?

In recent years our group has highlighted the importance of trees and plants in public and recreation parks in large mega cities. However, we are interested in developing "green shields" to be...

05 January 2021 6,500 3 View

What is the best method for removing power-line interference (PLI)?

In the paper A wavelet-based method for power-line interference removal i... we propose a new method for removing PLI. This method consists in identifying the ECG and noise frequency range for...

29 December 2020 9,233 3 View

Speaking of the Brazilian test of Lobo Carneiro, which other researchers did similar tests?

22 October 2020 4,536 2 View

Recent bibliography on Jesuits' dictionaries and "artes"?

Hello, colleagues, Greetings from Brazil. I would like to know if you could recommend recently published material (open access, preferably) addressing Jesuits' dictionaries and "artes" from 16th,...

21 October 2020 1,046 1 View

In Int'l Mktg course, I want my students to talk to faculty/students in other parts of the world. Can you join or pass a lead?

In the International Marketing course at Clarion University of Pennsylvania, I want my students to get an opportunity to talk to students in other parts of the world to understand their culture...

10 July 2020 2,902 19 View

Beer consumption statistics of Brazil and India?

Research on beer consumption in these 2 countries

11 April 2020 8,541 3 View

No title

16 February 2020 2,219 4 View

It's available the Matlab-code from Traffic Dynamics project ?

I am a master student in Brazil and would like to know if it would be possible to share the Matlab files corresponding to this work (Matlab-code for Traffic Flow Comparison of Roundabouts and...

08 November 2019 4,703 3 View

Help me please - Anybody from Brazil who works in the cultivation of animal cell lines?

Hello everyone, I am trying to bring a line cell of a mammary gland from Brazil to Chile. From the University of Sao Paulo, to be more specific. However, in order to bring them cryopreserved,...

09 October 2019 2,692 1 View

Does someone has an interest for XIXth century herbaria prepared in Brazil?

While investigating about French women botanists in the XIXth Century I chanced upon two herbarias, made from plants collected in Brazil. I am looking for someone who could help to evaluate the...

07 October 2019 2,560 6 View

Is it possible to return fixed brains already in sucrose to paraformaldehyde?

I have perfused mice brains with paraformaldehyde then processed them to 40% sucrose during a short visit abroad, hoping to be able to take them with me in the end of my visit. However, I...

08 July 2019 254 4 View

Is it possible to return fixed brains already in sucrose to paraformaldehyde?

I have perfused mice brains with paraformaldehyde then processed them to 40% sucrose during a short visit abroad, hoping to be able to take them with me in the end of my visit. However, I...

06 July 2019 2,265 4 View