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What on earth, light by definition is the quantifiable (quanta) of energy levels between electron orbital states. This is such a nonsensical title, as the electron would be changing electron states based off the energy level of the laser - of course! Any suggestions on what the title should be changed to?



Ok, not even even about electrons in orbit. First couple paragraphs mention an electron beam.


> light by definition... of energy levels between electron orbital states

No, that's not the definition of light, photons or quanta.

The fact that electrons on an atom emit or "absorb" energy in a quantized way is a consequence of several basic elements of QM


Is that what this article is about? I read this article as being about a quantum phenomenon where the photon beam absorbed the momentum from an electron beam in a manner quite different from how they would interact at lower intensities.


Reading the article might help.




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