Why can't an energy level exist containing 0.9 electron wave wavelengths? Why must it be a whole number?
60471
Electron shells in atoms: What causes them to exist as they do?
65294
Can an electron be in two places at the same time?
96796
Does electron orbital theory contradict the Heisenberg uncertainty principle?
130828
What is the maximum possible frequency and wavelength?
121564
Why doesn't saturation current in the photoelectric effect depend on the frequency of light absorbed ny the metal emitter?
144948
Why doesn't an electromagnetic wave violate conservation of energy?
33656
Electrons - What is Waving?
63544
Is there a probability that an electron in an atom change its energy level due to emitting gravitational wave?
57961
Some doubts about photons
120719
Why isn't it $E \approx 27.642 \times mc^2$?
10371
If photon energies are continuous and atomic energy levels are discrete, how can atoms absorb photons?
137837
Why electrons can't radiate in their atoms' orbits?
25262
Why can we apply the $E=hf$ equation for electrons?
70966
Where is the evidence that the electron is pointlike?
94637
What does Fermi level in the band gap mean?
121643
Why isn't the zero ring the field with one element?
88227
Why is the ampere a base unit and not the coulomb?