Derivation using reduced mass for electron orbitals in the Bohr model
111445
Why is a proton assumed to be always at the center while applying the Schrödinger equation?
36152
Bessel function representation of spacelike KG propagator
101948
Capacity of an orbital to hold muons and electrons
77742
Queries about rotational groups $\mathrm{SO}(3)$ and $\mathrm{SU}(2)$ in QM
69293
Physical dimensions for the Coulomb force in SI and CGS
2451
Minimum Uncertainty Wavefunction derivation
13443
Where are the inaccuracies in the Bohr model of the atom?
81188
$SO(3)$, orbital angular momentum, vector product
159017
Bohr-Sommerfeld quantization condition from the WKB approximation
38216
What would be the Slater's determinant representation for an excited state?
21581
Empirical bound on sum of electron and proton charge
12645
The position of center of mass of electron cloud in an atom
54548
Expectation value for $\frac{1}{r}$ in the $|nlm\rangle$ state of hydrogen
51351
Where do symmetries in atomic orbitals come from?
79647
Where does the term $|\psi\rangle\langle\psi|$ come from while calculating the expectation value?
152686
How to derive $E=mc^{2}$?
6890
Why does electron orbital circumference have to be in multiples of de Broglie wavelengths?