What is the qualitative difference between quantum superpostion and mixed states?
9071
How is a quantum superposition different from a mixed state?
154513
Do stationary states with higher energy necessarily have higher position-momentum uncertainty?
24463
How is it possible that quantum phenomenons (e.g. superposition) are possible when all quantum particles are being constantly observed?
26959
Why doesn't the uncertainty principle contradict the existence of definite-angular momentum states?
149191
When does the $n$th bound state of a 1D quantum potential have $n$ maxima/minima?
11102
The choice of measurement basis on one half of an entangled state affects the other half. Can this be used to communicate faster than light?
37887
What does the Pauli Exclusion Principle say about a superposition of spin states?
11366
How can infinite information be theoretically encoded or stored in a single qubit?
37742
What combinations of realism, non-locality, and contextuality are ruled out in quantum theory?
98535
Are eigenstates of the position operator continuous?
127118
What is the difference between a measurement and any other interaction in quantum mechanics?
96016
Entanglement and simultaneity
29805
Why is quantum entanglement considered to be an active link between particles?
107645
How to explain in layman’s terms the significance of the difference of qubits of the D-Wave and IBM QX?
106297
How do I show that a two-qubit state is an entangled state?
148088
What is the energy of a superposition of energy eigenstates?
137319
How is the joint state of these qubits derived?