What is the physical nature of the quantum of the gravitational field?

Gravitational viscosity, as inhibition of motion, is the property of a real gravitating space-time to resist the movement of one part of it relative to another. By analogy with the concept of the...

10 November 2020 8,134 10 View

Is the gravitational field quantized, and if so, then what is the quantum of the gravitational field equal to?

The gravitating objects that are at rest, or move without acceleration, create a standing gravitational wave in space. The length of this wave is a quantization step of the gravitational field. It...

25 April 2020 8,811 45 View

How to calculate coefficients for wavelet transform filter bank?

I'm trying to design a wavelet. I extracted signal from transient for my wavelet. How to calculate coefficients of low-pass and high-pass filters for wavelet transform filter bank? Maybe you can...

29 September 2019 3,380 5 View

Oral gavage with methylcellulose?

I'm planning an in-vivo experiment with a drug dissolve in 0.5% methylcellulose and 0.2% tween 80. Which methyl cellulose should I order? The viscosity seems to change between products ( measured...

24 August 2019 1,350 2 View

What is the contemporary view on the epidermal turnover time?

For the purpose of teaching I need to know the contemporary point of view on epidermal turnover time. The data of scientific and educational literature are very different. Average time varies from...

25 September 2018 9,640 1 View

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20 April 2017 5,238 4 View

Does the space of the observed Universe rotate?

Professor Michael Longo (University of Michigan in Ann Arbor) and Professor Lior Shamir (Lawrence Technological University) on experimental data have shown that there is an asymmetry between the...

03 April 2017 7,149 47 View

How can I evaluate the stock of carbon in soil? Can anyone provide me with a procedure?

17 November 2016 5,710 9 View

The future of science: most important topics and areas of research

Please express your opinion. I am also looking for documents, articles, texts in which topics or areas of research in the future from 5 to 50 years are approved or forecasted.

01 January 1970 5,543 3 View

Rock material strength?

This is not a question. This is The map of the "rock material strength" topic. The research topic map is useful in the following processes 1) orientation in a large thematic area; 2) clarify the...

01 January 1970 6,851 1 View

How climate change will influences human and animal behavioral change?

The role of climate change influencing the human behavior as well as economics interest

01 June 2021 0 0 View

Where can I find life cycle inventory or assessment of non woven materials?

Dear network, I am looking for the LCA or LCI or at least the energy balances of the non woven fabrics process for my master project, in specific for natural fibers, yet I have found...

02 March 2021 9,662 1 View

How to quantify carbon deposition on CuZnAl catalyst?

Dear All, I want to quantify carbon deposition on the surface of the CuZnAl catalyst. I have tried thermogravimetric analysis, but I've got weight gain as the active Cu- get oxidised. Does anyone...

01 March 2021 1,907 3 View

Why Trivalent chromium start precipitating above PH 5 ? Moreover discuss difference between adsorption of chromium and precipitation of chromium ?

I am a student of MS Environmental Engineering and started my research phase. I am working on metal removal ( chromium iii ) by using activated carbon prepared from the agricultural feedstock. So...

01 March 2021 5,475 2 View

What are the countries most affected by extreme rainfall as a result of climate change?

Increased heat, drought and insect outbreaks, all associated to climate change, have increased wildfires. Decreasing water supplies, declined agricultural yields, health impacts in cities owing to...

01 March 2021 7,168 9 View

What are the harmful effects of these extreme rainfall on the health of newborns? What are the reasons for that?

Extreme rainfall associated with climate change is causing harm to babies in some of the most forgotten places.

01 March 2021 5,647 4 View

How to arrange coordinates and extract climate dataset out of MPI-ESM-MR netcdf files?

Have a nice day everyone, I'm stuck in extracting datasets out of MPI-ESM-MR netcdf files because the latitude ranges from -3*10^6 to 3*10^6 and longitude ranges -5,9*10^6 to 5,9*10^6. Plus, the...

28 February 2021 912 3 View

How can I assign a velocity along one direction to CO2 molecules in a molecular dynamics simulation using GROMACS?

Dear all, I am trying to perform a MD simulation about the interaction between CO2 and a polymer. I create my model, solvate it and perform the NVT and NPT equilibration. Now I am not able to...

26 February 2021 10,014 3 View

CGA 300 Regulator for CO2 cylinder?

Has anyone ever tried to deliver CO2 with a CGA 300 regulator? I know that a CGA 320 regulator is standard for CO2. The issue is that I currently do not have any free CGA 320 regulators. I also...

25 February 2021 3,292 3 View

What are the methods used for CNT..?

Respected Professor's i hope you are doing well and happy. i need some information about carbon Nanotubes. before blending the CNT with the matrix the CNT has been introducing in some treatments....

24 February 2021 5,383 5 View