3 ms·
I'm curious, what's the definition of hard vacuum? Obviously there will be a few nitrogen molecules bouncing around in there so it seems there must be some arb
by Banthum 9y ago
I'm curious, what's the definition of hard vacuum?
Obviously there will be a few nitrogen molecules bouncing around in there so it seems there must be some arbitrary cutoff.
- telchar 9y agoI worked with electron microscopes back in the day, for that I would say 10^-6 atmospheres. But it probably depends somewhat on your application, I don't think there is a solid definition.