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The conserved quantity arising from a rotational invariance. Combine with rotational-dynamics for the classical mechanics approach and quantum-mechanics for the QM interpretation

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How does electrostatic repulsion between electrons in "many electron atom" lead to coupling ...

Thanks to @lineage 's comment about seeing section 10.3 of book Quantum Physics of Atoms,Molecules Solids. for insights. The Coulomb interaction doesn't result in coupling of $\vec{l_1},\vec{l_2}....$ …
Itachi Uchiha's user avatar
1 vote
1 answer
466 views

How does electrostatic repulsion between electrons in "many electron atom" lead to coupling ...

I just started studying $LS$ coupling scheme, book has described $LS$ coupling in following order  1. Firstly it mentions due to "spin-spin" correlation individual spin angular momentum vectors coupl …
Itachi Uchiha's user avatar
2 votes
1 answer
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Anomalous Zeeman Effect

I was reading splitting of spectral lines in magnetic field and my book says In anomalous Zeeman Effect, Classically, the ratio of orbital angular moment to angular momentum $|\vec{L}|$ gives us $\ve …
Itachi Uchiha's user avatar
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Why we use partial wave analysis for scattering amplitude?

I read scattering theory 2 weeks back but I'll try to answer to test myself. Born Approximation and Partial Wave Analysis are two very different kind of approaches to solve the scattering problems. Wh …
Itachi Uchiha's user avatar