How to compare two images obtained from optical microscope?

What program can I use to evaluate two images from an optical microscope, e.g., before and after methylene blue staining. I would like to quantify the degree of staining of cells with a dye....

14 December 2020 9,223 2 View

What is the chemical composition of Cucumis melo roots?

I have found an old pharmaceutical research from 1833 in which emetic power of Cucumis melo roots was confirmed. I cannot find data about chemical constituents of the Cucumis melo roots. Their...

30 October 2020 3,633 3 View

Can I use two different randomly chosen samples to make binary logistic regression and present it in the journal research paper ?

R programming language I am considering if is it appropriate to use two different randomly chosen samples coming from one huge database to proceed two logistic regressions separately on the same...

21 July 2020 3,737 5 View

Does anyone have any materials in this topic: Reverse Vending Machines RVMs?/plastic recycling system?

Hello there! I'm trying to write an article about reverse vending machines systems. I would like to deepen the study with statistics and international comparisons or reports. Does anyone have any...

20 May 2019 5,389 2 View

How to model PV system using the weather data from NASA POWER project?

I am trying to evaluate solar (PV) potential for various areas in the world with use of daily data. The NASA POWER tool (https://power.larc.nasa.gov/data-access-viewer/) which I consider using,...

01 January 2019 1,773 1 View

How can I model a graphene layers (films) in Sentaurus TCAD?

I know that the similar topic was discussed on this forum. Unfortunately, link with solution is inactive. So, maybe anybody of you have information about graphene from this link...

11 January 2017 1,476 3 View

Why is it so that 99% of soil bacterial strains cannot be culture-grown in the lab?

The recent success of teixobactin by Lewis and Epstein (of Northeastern/Boston) was brought by their ability to tap into the "unculturable" bacterial strains. Turns out 99% of strains have been...

07 January 2015 2,671 14 View

Who is interested in helping to compile and map a global fault zone permeability database?

I am compiling global database on fault zone permeability, in rocks, any depth. Looking for hard to find data: tunnels (engineering reports), anything not published in journal papers or not in...

22 December 2014 3,409 6 View

Strange result of genetic cross

I am working on eye colour mutants of house cricket (white - W and yellow - Y, wild type, black - B). I conducted series of genetical crosses to check how observed traits (genes) are inherited. I...

01 January 1970 3,084 3 View

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

How can plant phytochemistry be included in discussions about whole plant traits?

I am using the concept of plant functional traits (Cornellisen et al., 2003) in a paper. Considering descriptions for whole plant traits (life history; life form; growth form; plant height;...

24 February 2021 6,831 5 View

How do historians determine the credibility sources in modern history?

For a source to be considered reliable it must contain accurate historical information. But how does one determine the accuracy and reliability of sources in modern and recent history since not...

23 February 2021 1,346 13 View

Which tropical country is the most easy for obtaining research permit (for biological research)?

Dear all, High beurocracy hihly complicate field ecolocial and evolutionary research nowadays. Nearly all tropical countries (maybe all?) requires research permit for performitng research and in...

04 February 2021 3,672 6 View

What's the main sources for a study of "ethics" in the 1500-1620 period?

I would like experts to provide me with the philosophers of the 1500-1620 period who discussed "ethics" in all or parts of their career. Erasmus, Montaigne, Castiglione, Bruno, Sidney and their...

04 January 2021 7,054 3 View

What is a variabel to analyze empirically or attest a theory of Malthus (Economic Major)?

I have a project to evidence Thomas Robert Malthus theory about a principal of population (Malthusian Spectre/Malthusian Trap). I want to attest, his theory about a relationship of population and...

02 January 2021 8,146 3 View

No title

01 January 2021 5,831 1 View

Do you know anything about Elena Bokus, the early 20th Century Architect / Architectural Designer?

The available research of early 20th century history of architecture in North Macedonia, suggests that probably the first female architect / architectural designer was Elena Bokus (born in 1893...

23 December 2020 2,039 2 View

Has any research on translation investigated the phenomenon of bilingual authors who produce versions of their books in both their languages?

Can the second-language version, strictly speaking, be considered a translation of the first-language version or is it merely a somewhat looser interpretation? How do such authors approach the...

10 December 2020 5,092 25 View

How do I compare and contrast health priorities and approaches regarding public health between the 19th century & 21st centuries?

Victorian era to modern day I have examples such as sanitation vs pollution, top down approach vs bottom up approach

09 December 2020 3,198 3 View