QUANTUM MECHANICS CROSSWORD

3. : A property describing waves that maintain a constant phase relationship.
7. : The speed at which the envelope of a wave packet propagates.
8. : Mathematical symmetry describing inversion of spatial coordinates.
9. : Einstein's Nobel Prize-winning phenomenon involving electron emission by light.
11. : The operator representing the total energy of a quantum system.
12. : Intrinsic angular momentum of a quantum particle.
14. : A point where the probability amplitude of a wave function becomes zero.
15. : The theorem relating quantum expectation values to classical equations of motion.
17. : Grid-like mathematical arrangement used extensively in quantum mechanics.
18. : Approximation method that treats small changes to a known Hamiltonian system.

1. : Ability of a quantum system to exist in multiple states simultaneously until measured.
2. : Mathematical description of a particle's probability distribution.
4. : An operator equal to its own conjugate transpose.
5. : The lowest possible energy state possessed by a quantum system.
6. : A wave function whose total probability equals one.
8. : A discrete packet of electromagnetic radiation.
10. : A sudden transition of an electron between discrete energy levels.
13. : An electron's positively charged antimatter counterpart.
16. : Quantum escape through a classically forbidden energy barrier.
19. : Force-carrying particle having an integer value of spin.