HW9 - 1 2 1 2 i . Rotate both sides of the equation by / 2...

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Physics 731 Assignment #9, due Monday, November 23 1. Sakurai, Chapter 3, Problem 3. 2. (a) Sakurai, Chapter 3, Problem 20. Use ladder operators. (b) Construct the | j m i states by diagonal- izing J 2 . 3. Sakurai, Chapter 3, Problem 21. 4. Consider the addition of angular momenta 1 and 1 / 2 . One knows that | 3 2 3 2 i = | 11 i ⊗ |
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Unformatted text preview: 1 2 1 2 i . Rotate both sides of the equation by / 2 about the y axis, and show that the results are the same. 5. Calculate the reduced matrix element for the total angular momentum operator ~ J . 6. Sakurai, Chapter 3, Problem 27. 7. Sakurai, Chapter 3, Problem 28. 1...
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