01 January 1970 1 2K Report

Two of the most interesting human spacecraft of our time, the SpaceX Starship and the NASA Gateway lunar space station are soon to join.

More Karl Sipfle's questions See All
Is there a good "no frills" search tool for highlighted text?

I am looking for a no frills search tool that will find highlighted text in pdf and epub files. I just want something that will just take me to the next highlighted word or phrase in the way a...

07 July 2024 190 5 View

How can I properly identify hot and cold pixels manually or automatically to calculate the SEBAL model from Landsat images using GRASS GIS, R?

How can I properly identify hot and cold pixels manually or automatically to calculate the SEBAL model from Landsat images using GRASS GIS, R, or MATLAB?

18 June 2024 3,582 1 View

Why electric vehicles are called non polluting, when the electricity they are using is being produced from coal?

Why electric vehicles are called non polluting, when the electricity they are using is being produced from coal?

08 June 2024 6,632 7 View

Effects of divorce ?

Effect of divorce on the couple and the children?

14 April 2024 3,624 1 View

How do publishers deal with unfavorable reviews?

Suppose, hypothetically, that a reputable journal publishes an extremely scathing review of a book of which they had received an advance copy. Meanwhile, the book's publisher changes the title of...

26 March 2024 5,511 2 View

What sequencing depth should I use for a Metagenomic AMR study of river water?

I am planning my PhD project and would like advise on the appropriate sequencing depth for understanding AMR genes and taxonomy from river water that is not considered to be heavily polluted, So...

21 February 2024 5,000 0 View

Does anyone have a copy of Peter Glassen's unpublished paper on Determinism?

Circa 1983 Peter Glassen, in response to Patricia Churchland and John Eccles, wrote a paper entitled: « 'Is Determinism Self-Refuting?' No, But......

07 December 2023 5,846 0 View

What is the source of Asimov's folktale?

This passage occurred in a short story by Isaac Asimov: "... You're weak on logic, that's the trouble with you. You're like the guy in the story who was caught in a sudden shower and who ran to a...

06 December 2023 8,795 4 View

What makes a scientific illustration great?

Dear RG-Community, I am preparing a course for my students that focuses on teaching Inkscape to create scientific illustrations. During my preparation, I came up with the question: what actually...

07 October 2023 4,249 1 View

Can someone assist me in finalizing my research questions and objectives?

Hi. I really need a professional's assistance. Could you go through a skeleton of my undergraduate Research outline and give me feedback on my research questions and objectives.

20 August 2023 6,350 5 View

Similar questions and discussions
1. If I can quantize the atom using this hyperbolic spiral and classical physics, could nature do the same?

If we map as a continuous motion an ionising electron (beginning its journey at n=1) in an H atom, a specific hyperbolic spiral appears (see animation). When we solve this spiral formula, we find...

07 August 2024 5,343 2 View

How are iso-frequency contours plotted?

Let's say we have a standard, regular hexagonal honeycomb with a 3-arm primitive unit cell (something like the figure attached; the figure is only representative and not drawn to scale). The...

07 August 2024 1,937 1 View

Stability of the Solar System: Insights from Einstein’s Equations ?

The stability of the Solar System is a complex subject that blends the classical framework of Newtonian mechanics with the modern insights provided by General Relativity (GR). Understanding this...

07 August 2024 2,569 1 View

How to use Density Functional Theory to calculate carrier mobilities of solid system?

Hello, everyone. I have tried to determine carrier motilities of some materials, by Density Functional Theory, using Quantum ESPRESSO. There are a few methods to do it, like a package called...

04 August 2024 8,894 1 View

In what part of the brain´s rabbit bdnf is located and include references please?

I´ve been unable to find specific information about this neurotrophin in the CNS of rabbits exclusively. There is extensive info in mice, fish and rats, but in brain´s rabbit is hard to find....

04 August 2024 762 1 View

Swimming/space travel depends on the proprioceptive muscle spindles?

When the entire neocortex is ablated in rodents, although they are still able to swim, all the limbs move continuously and asynchronously (Vanderwolf 2006; Vanderwolf et al. 1978). Normal animals...

03 August 2024 835 3 View

I need the datasets of Microgrid for system identification?

Hi I am working on data driven model of the microgrid, for that, i need the reliable datasets for the identification of MG data driven Model. Thanks

02 August 2024 5,748 4 View

Which will be the best software for the Hydration shell analysis with molecular dynamics?

I am using a windows system, what software I should use for hydration shell analysis with molecular dynamics?

02 August 2024 3,143 4 View

Can anyone provide me with molecular docking softwares/ websites?

Molecular docking software/ websites?

02 August 2024 8,704 7 View

Does continues partial charging/discharging do any harm to the BESS performance and degradation?

For a grid connected BESS (lets say 100 MW/200 MWh system, LFP battery), if we charge the BESS in such a way that whenever we can access power from the solar that will charge the BESS. Hence it...

01 August 2024 9,903 7 View

Our partners will collect data and use cookies for ad personalization and measurement. Learn how we and our ad partner Google, collect and use data. Agree & close