Starts With A Bang #42 - Black Holes And Gravitation
Starts With A Bang podcast
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How to Extract a Signal From Gravitational Waves
The idea of how do you extract a signal comes from a thought experiment very similar. So if they had known about, I don't know, piezoelectric crystals, and had just said, let's imagine we have that substance here, then when you change the distance, you're going to get a change in distance here. That's going to put stresses, which will cause the generation of electricity,. Therefore, you have to pump energy into, and therefore, gravitational waves have to carry energy. Yeah, that's exactly right.
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