if the result of a measurement has to be an eigenvalue of the Hamiltonian, what is the theoretical reason for line broadening?
105688
What is the meaning of natural line broadening?
59657
On the nature of the collapse of the wave function
78028
Inexact measurement and wavefunction collapse
11358
Eigenvalues of the Lagrangian?
87962
Why is $\langle \textbf R \rangle =Tr \rho R$ here $\rho$ is the state density matrix
111469
De Broglie wavelength, frequency and velocity - interpretation
87423
Why can we treat quantum scattering problems as time-independent?
125611
What is the conclusion from Aharonov-Bohm Effect?
36380
Why not use the Lagrangian, instead of the Hamiltonian, in nonrelativistic QM?
99285
Why is the change in Hamiltonian for an active infinitesimal canonical transformation defined the way it is?
127118
What is the difference between a measurement and any other interaction in quantum mechanics?
100870
In De Broglie's Explanation for Bohr's Quantization Condition, why do we not use 2πr = n λ/2, why do we use 2πr = n λ?
59601
Application of Heisenberg's uncertainty principle on photons
34445
Why is the determinant of a symplectic matrix 1?
88975
I need an intuitive explanation of eigenvalues and eigenvectors
44843
What is the difference between $|0\rangle $ and $0$?
102317
Is there a geometrical interpretation to the notion of eigenvector and eigenvalues?