query: Are there wavefunctions that don't get more localized as we go backwards in time?
positive_passages.docid: 152198
positive_passages.text: Is it possible for $\Delta x$ ($\sigma_x$) of any free particle wave packet to be decreasing at any time?
negative_passages.docid: 34004
negative_passages.text: Why is time evolution unitary?
negative_passages.docid: 39207
negative_passages.text: Which side of wave-particle duality to choose in a given situation
negative_passages.docid: 62191
negative_passages.text: Do particles in a sound wave ever move transversally?
negative_passages.docid: 44842
negative_passages.text: How can a particle's position be random and uncertain in quantum mechanics if it is already pre-determined in relativity?
negative_passages.docid: 86791
negative_passages.text: Time Dilation inside a hollow shell
negative_passages.docid: 120266
negative_passages.text: The Double Slit Experiment - delayed measurement
negative_passages.docid: 25641
negative_passages.text: Is there a direct physical interpretation for the complex wavefunction?
negative_passages.docid: 139993
negative_passages.text: Quantum systems without a classical analogue?
negative_passages.docid: 11862
negative_passages.text: Reconstruction of "wavefunction" phases from $|\psi(x)|$ and $|\tilde \psi(p)|$
negative_passages.docid: 55700
negative_passages.text: Is it possible to recover Classical Mechanics from Schrödinger's equation?
negative_passages.docid: 88660
negative_passages.text: Time derivative in Schrödinger equation
negative_passages.docid: 18982
negative_passages.text: Does Quantum Mechanics assume space and time are continuous?
negative_passages.docid: 16786
negative_passages.text: Is there any case in physics where the equations of motion depend on high time derivatives of the position?
negative_passages.docid: 109411
negative_passages.text: Does the new finding on "reversing a quantum jump mid-flight" rule out any interpretations of QM?
negative_passages.docid: 23546
negative_passages.text: Is the Uncertainty Principle valid for information about the past?
negative_passages.docid: 116067
negative_passages.text: Back To The Future: moving in time but not in space?