ladan2189 t1_isp4opv wrote
Reply to comment by Terror_from_the_deep in TIL Liquid Helium is the perfect element to keep the superconductive magnets in MRI machines cold by Alternative-Leg1095
Atomic helium? Are you suggesting that molecular helium is a thing lol
Terror_from_the_deep t1_isp9s6i wrote
No, just clarifying that even if the gas is 'dirty' what we want are the helium atoms, and we can purify the gas as much as we need. It doesn't matter if it's a lower grade we should still preserve it is all I meant.
Isopbc t1_isp96z4 wrote
Well, alpha particles are a thing, but I’m pretty sure that’s not what OP meant either.
5up3rK4m16uru t1_ispe0jt wrote
It can form compounds with Sodium. And you only need about a million atmospheres of pressure to keep it stable.
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