CJ on Mathematics and Science

In textbook  Standard Quantum Mechanics StdQM t he emission spectrum of an atom (spontaneous or stimulated) of an atom consists of light of ...

Attempts to theoretically explain the observed emission spectrum of the Hydrogen atom were initiated as soon as the spectrum was observed st...

This is a continuation of the previous post on the necessity to give up classical physics for quantum physics in its text book form of Stand...

Quantum Electro Dynamics QED forms a low-energy version of the Standard Model SM within quantum electro-magnetics. QED theory agrees to hi...

An atom can emit radiation of frequency $\nu =E_2-E_1$ (with Planck's constant $h$ normalized to unity and allowing to replace energy...