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Sep
11
accepted LS Coupling - weird image in the book
Sep
8
accepted Total angular momentum - single electron
Aug
23
accepted Transition integral from 1-D cartesian into 3-D polar coordinate system
Aug
15
accepted The probability of finding the electron in the H-atom
Aug
7
accepted Moving electron - finding the wavefunction
Aug
7
accepted QM - calculating expectation value for velocity of an electron
Aug
6
accepted How to superpose an wavefunction for an infinite potential well / interval - $-d/2 <x<d/2$
Aug
5
accepted Calculating the expectation value for kinetic energy $\langle E_k \rangle$ for a known wave function
Aug
5
accepted Orthogonality of the wavefunctions on an subinterval?
Aug
4
accepted Should normalisation factor in a QM always be positive?
Aug
1
accepted After normalizing a wavefunction I don't know how to calculate probability on an interval (-0.1 + 0.1)
Jul
30
accepted Weird definition of Bohr radius on Wiki
Jul
28
accepted Question on the uncertainty principle
Jul
28
accepted Connection between $\Delta x \Delta p \geq \frac{\hbar}{2}$ and $\Delta E \Delta t \geq \frac{\hbar}{2}$
Jul
26
accepted Harmonic oscillator - wavefunctions
Jul
26
accepted Replacing an operator with its expectation value
Jul
25
accepted Problem similar to Davison & Germer eksperiment but with more angles and the mirror reflection
Jul
25
accepted Calculating an energy of an electron with known De Broglie wavelength (why can't we calculate it similar than we do it for a photon)
Jul
23
accepted How can we calculate (relativisticly correct) ratio $\lambda_e/\lambda_p$ if proton and electron have same speeds
Jul
22
accepted Ultrarelativitistic particle - what kind of a particle is this?