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Unformatted text preview: d~n dt =i h h ( t )  [ ~,H ]  ( t ) i (4) and then express the righthandside only in terms of ~ B ( t ) and ~n ( t ). The result is simplied version of the Bloch equations (the full Bloch equations also contain dissipative terms generated by couplings to the environment). 2. Griths 9.1 3. Griths 9.3 4. Griths 9.20 (a, b, c were done in class in a slightly dierent notation). 1...
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This note was uploaded on 02/15/2011 for the course PHYS 143B taught by Professor Unknow during the Spring '10 term at Harvard.
 Spring '10
 Unknow
 Physics, mechanics

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