Could this be used for cooling spacecraft someday? | Hacker News

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		mrfusion on Dec 13, 2019 \| parent \| context \| favorite \| on: Phonon heat transfer across a vacuum through quant... Could this be used for cooling spacecraft someday?

plus on Dec 13, 2019 [–]

I think not. The heat flux decays exponentially with increasing distance between the objects. This is an extremely short range phenomenon, like electron tunneling.

caleb-allen on Dec 13, 2019 | [–]

My wish of a quantum heater will remain unfulfilled!

chopin on Dec 13, 2019 | | [–]

Every heater is a quantum heater.

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