this post was submitted on 01 Sep 2023
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[–] [email protected] 95 points 2 years ago (19 children)

Splitting Helium doesn't release energy.

[–] [email protected] 1 points 2 years ago (6 children)

....I need to know more. We can just break open helium all Willy nilly? What's the biggest atom we can safely split?

[–] [email protected] 9 points 2 years ago (4 children)

Atoms lighter than iron take energy to split, and release energy when fusing. For atoms heavier than iron, it's the opposite.

[–] axce 4 points 2 years ago (2 children)
[–] [email protected] 3 points 2 years ago

You lose energy if you split or fuse it

[–] [email protected] 3 points 2 years ago* (last edited 2 years ago)

It extinguishes the stars it forms in. Once you have enough Iron, and the amount is actually quite small compared to the rest of the mass of the star, that triggers a nova. This is due to Iron needing extra energy to either fuse or fission.

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