BSC 5th SEM P-2 UNIT-2 VECTOR ATOMIC MODAL & OPTICAL SPECTRA NOTES

 VECTOR ATOMIC MODAL & OPTICAL SPECTRA NOTES

MAIN HESLINES

Vector atom model - model fundamentals, Spatial quantization, Spinning electron;

 Quantum numbers associated with vector atomic model; Coupling schemes-L-S and

 j-j schemes; Pauli's exclusion principle; Magnetic dipole moment due to orbital

 motion of electron - derivation: 

Magnetic dipole moment due to spin motion of electron;

 Lander g-factor and its calculation for different states; Stern Gerlach experiment,

 Experimental arrangement and principle; Fine structure of spectral lines with

 examples: Spin-orbit coupling / spin-orbit; Interaction - qualitative;

 Optical spectra - spectral terms,

 Spectral notations, selection rules, intensity rules:

 Fine structure of the sodium D-line,

 Zeeman effect and its types, Experimental study and classical theory of normal

 Zeeman effect, Zeeman shift expression (no derivation) with examples, Stark effect

 experimental study and its types with examples.

 
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