3 ms·
Agree. It's standard quadratic medium rectification, and they've dressed it up so much they can't see it. The rectification will be associated with a uniform tr
by Tomminn 8y ago
Agree. It's standard quadratic medium rectification, and they've dressed it up so much they can't see it. The rectification will be associated with a uniform translation of the sample the sound wave travels through.
- whatshisface 8y agoThe article said that it involved interaction with gravity and wasn't from GR, so that doesn't sound like a complete explanation. Nonlinear phonon interaction has already been demonstrated experimentally, but that doesn't seem to include the additional complexity of the interaction with gravity.