What represents the state of a quantum system?
55691
Are states of a quantum system represented by vectors in a Hilbert space?
37317
If you have a single atom in a box, what state of matter would it be in?
28062
Something special about energy eigenstates when it comes to time evolution?
82201
How does the momentum operator act on state kets?
46488
What is the difference between superpositions and mixed states?
87367
What constitutes an observation/measurement in QM?
15231
Invariance of a maximally entangled state under unitary operation $U \otimes U^\dagger$
64240
Can we measure "wavefunction" of quantum particles?
71105
How is Grover's operator represented as a rotation matrix?
114247
Allowed Wave Functions of System
13137
Why are Hermitian operators linked to observables?
90378
Coherent states of the form $|{-\alpha}\rangle$
96823
How do we know a quantum state isn't just an unknown classical state?
39017
The notion of an adiabatic process in thermodynamics -vs- quantum mechanics
1031
When does Hamiltonian equals to energy of the system?
155176
Tensor product vs. Cartesian Product for composite quantum systems
118026
Energy conservation and quantum measurement