this post was submitted on 30 Nov 2025
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Science Memes

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[–] MonkderVierte@lemmy.zip 16 points 3 weeks ago

Wasn't there one concept too with catching neutrons directly to ...generate heat, ah right.

[–] MisterFrog@lemmy.world 15 points 3 weeks ago
[–] Ghyste@sh.itjust.works 14 points 3 weeks ago (28 children)

Why is that a problem, exactly?

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[–] Saarth@lemmy.world 14 points 3 weeks ago (4 children)

With rising sea levels and general water shortages, why don't we also use them as desalination plants?

Surely there has to be a way to deal with brine, it's just salt and water after all?

[–] WorldsDumbestMan@lemmy.today 12 points 3 weeks ago

In other words, boil water yet again?

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[–] Devial@discuss.online 14 points 3 weeks ago

Most common fission reactions today release most of their energy in the form of neutrons. The only way to extract energy from neutrons is heat. But there are fission reactions which release a large portion of their energy in the form protons. And since protons are charged, their energy can be electromagnetically converted directly into electricity, with no need for intermediate process steps.

There's already at least one company building prototypes like this, Helion, using D+He3 fusion, rather than the more common D+T fusion in other reactortypes like Tokamaks.

Real engineering has a video on Helion: https://www.youtube.com/watch?v=_bDXXWQxK38

[–] Deconceptualist@leminal.space 12 points 3 weeks ago (1 children)

Hey now, we could also use this technology breakthrough to move water from a low elevation to a higher one.

[–] thatKamGuy@sh.itjust.works 12 points 3 weeks ago (3 children)

Now here’s an idea - we boil the water to turn turbines, and then have the steam collect and pool in an upper chamber before running through another turbine into the first boiling chamber below?

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[–] melfie@lemy.lol 11 points 3 weeks ago (2 children)

Dihydrogen monoxide is potent greenhouse gas that has caused many deaths, and we should stop using it to generate power.

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[–] rumba@lemmy.zip 11 points 3 weeks ago* (last edited 3 weeks ago)

Somebody was using the push against magnetic confinement in a pulse reactor to harvest magnetic - > electric directly but it's been a while since they've been in the news.

edit: Just looked up where they (Helion) are, looks like they might have overstated their position for venture capital. TBF, they are collecting energy from the spike in the confinement pulse, it's just pretty likely less than they put in to create the pulse :)

[–] gravitas_deficiency@sh.itjust.works 9 points 3 weeks ago (1 children)

Could be supercritical CO~2~, actually

[–] Test_Tickles@lemmy.world 8 points 3 weeks ago (2 children)

As if CO~2~ wasn't bad enough already? Now I have to deal with it making snarky comments about what I wore to work today?

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Steam makes the magnet go spinny

[–] m3t00@lemmy.world 9 points 3 weeks ago (14 children)
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[–] wiccan2@lemmy.world 7 points 3 weeks ago

Before we can even try to crack fusion, we need to clear out the last of the 2000s pop bands and their videographers.

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