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| classes:2009:fall:phys4101.001:q_a_1204 [2009/12/10 19:23] – kuehler | classes:2009:fall:phys4101.001:q_a_1204 [2009/12/13 21:09] (current) – youmans | ||
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| I've got a question I've been meaning to ask for a while but keep forgetting to post...A while back I was reading through the Angular Momentum chapter again, and came across the part where they' | I've got a question I've been meaning to ask for a while but keep forgetting to post...A while back I was reading through the Angular Momentum chapter again, and came across the part where they' | ||
| + | === Jake22 12/13 1707 === | ||
| + | This is simply a matter of expanding it and noting that y commutes with px, and x with py, as in equation 4.10. | ||
| ==== Esquire 12/4 1611 (Age of Military Time)==== | ==== Esquire 12/4 1611 (Age of Military Time)==== | ||
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| ==Pluto 4ever 12/10 7:21PM== | ==Pluto 4ever 12/10 7:21PM== | ||
| It mainly comes from Eq. 4.177 in part that we are dealing with antisymmetric state for this situation. | It mainly comes from Eq. 4.177 in part that we are dealing with antisymmetric state for this situation. | ||
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| + | ===Blackbox 12/10=== | ||
| + | For example, let's look at the first term, (Sx(1)*Up-spin)=(h_bar/ | ||
| + | As you remember this, Sx can be written by (S+ + S-)/2. If you substitue this for Sx(1), then you would get the first term and the rest of terms can be solved in similar way. I hope this helped. | ||
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