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C. Bulutay Semiconductor Electronic Structure & Optical Processes <strong>Lecture</strong> 6<br />
J=L+S<br />
Refreshment on total Angular Momentum (cont’d)<br />
A schematic<br />
representation of<br />
the angular<br />
momentum states<br />
j=l+s=3/2, m j=3/2,…,-3/2<br />
j=l-s=1/2 mj=1/2,-1/2 ls<br />
,<br />
,<br />
Clebsch-Gordan coefficients<br />
for J 1 =1 and J 2 =1/2<br />
Be ware, different<br />
phase choices exist<br />
as in LK<br />
jm<br />
Ref: Singh