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Harmonic oscillator can have a ground state where it doesn’t move (i.e. you can stop it if you remove the enegy). Time crystals move at the ground state - you
by kolinko 6y ago
Harmonic oscillator can have a ground state where it doesn’t move (i.e. you can stop it if you remove the enegy).
Time crystals move at the ground state - you cannot stop them by removing the energy.
- mjfl 6y agoYou actually can't remove all the energy from a quantum harmonic oscillator, 1/2 hbar omega will be in it even in the ground state.