- #1
romeo31415
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Homework Statement
Homework Equations
https://www.physicsforums.com/attachments/upload_2015-1-15_18-57-56-png.77691/
Density matrix for a 2 state system is:
https://www.physicsforums.com/attachments/upload_2015-1-15_19-1-30-png.77694/
The Attempt at a Solution
For a 2 finite state system, the matrice density at limit temperature is
https://www.physicsforums.com/attachments/upload_2015-1-15_18-59-39-png.77692/
https://www.physicsforums.com/attachments/upload_2015-1-15_18-59-56-png.77693/ [/B]
The Attempt at a Solution
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