Did primordial black holes seed the early universe with light elements (H, He), altering cosmochemical evolution?
The elements heavier than iron came from Supernovae, not black holes. see the Hertzsprung-Russel explanation, probably just Google it.
in the use of spectral indices in the estimation of corn yield, why is it that when I put the average of the total index at the farm level in the equation generated from the regression, the...
23 March 2024 7,504 4 View
21 March 2024 9,195 0 View
21 March 2024 4,594 0 View
What is the critical condition for a Laplacian Matrix representing the inter-agent communication graph of a networked dynamical system with delay in the information exchange between agents?
15 March 2024 2,519 1 View
I need a material science expert who is also fluent (Native) in English to edit my paper and works. I can offer payment or co-authorship as compensation.
13 February 2024 828 5 View
A co-author was added mistakenly and I want to remove her. How can I go about it?
21 August 2023 5,738 2 View
Dear Researchers, Please, I want to know or have access to articles that could help me in classifying adolescents into varying levels of deficiency/sufficiency of iron, zinc, iodine, and vitamin A...
18 August 2023 2,129 2 View
I am working on my PhD research project that involves event triggering mechanism when ever the error is greater than certain threshold
09 August 2023 9,586 0 View
Hi everyone What is the protocol for an acid protease test, excluding the use of hemoglobin? I am seeking cost-effective testing protocols. #acid protease #protocol
29 July 2023 4,145 3 View
Is it possible to design a membrane in the desalination device that does not reduce the salinity to the minimum possible level? Just lower the salinity to the level we set. I mean we don't need...
11 July 2023 7,984 1 View
I used eye tracking to examine how participants from two different populations (A and B) react to an image. Participants in population A exhibit larger pupil sizes over time, but they also have...
10 August 2024 3,229 0 View
I'm currently working on calculating the collision cross section (CCS) for various ions, and I'm facing challenges when dealing with sodiated and multiply charged ions. Most of the resources I’ve...
08 August 2024 8,329 0 View
I'm working on camelina seed sterilization and have some doubts about the process. I followed a protocol used by my lab mate, but I'm unsure about a couple of things: Is it safe to use 10% bleach...
02 August 2024 1,178 3 View
Hi everyone, Recently I have been conducting Dynamic Light scattering experiments in a micellar solution at 5 and gel at 37 degrees of Celsius with latex particles of diameter 190-500 nm. While...
01 August 2024 1,168 4 View
I am currently working on a project involving liposomes and need to determine the maximum volume of siRNA that can be added to a 2.5 mL liposome solution with a total lipid concentration of 10...
30 July 2024 6,420 1 View
I have been following Rivero et al 2014 protocols, but I am not sure when I should stop watering because my plants are completely yellow but the siliques are not 80% brown. Any recommendations?...
30 July 2024 2,301 7 View
Here, I have used Ag/AgCl as reference electrode and 0.5M KOH.
29 July 2024 4,538 3 View
Dear Siesta Users, I installed Siesta 5.0.1 and I want to use Grimme's D3 correction. According to the 5.0.1 manual, I could use a few parameters to include the D3 correction in the...
27 July 2024 5,748 0 View
It has been long known that EDC carbodiimide and NHS easter's half life agains hydrolysis are highly related to pH. However, very surprisingly, not yet found a paper giving a table/chart of their...
25 July 2024 8,738 0 View
I used Aqua regia to clean Au nanoparticles in the used glassware. But for some reasons, it is not heating up upon mixing. The color did change from no color to light orange. The Au NPs on the...
25 July 2024 4,390 0 View