Recent content by romeo31415

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    Why Is Entropy Non-Zero in This Hamiltonian System?

    Homework Statement Bonjour, Given the hamiltonian Show that The Attempt at a Solution [/B]...
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    Find density matrice at zero and infinity temperature

    Homework Equations Density matrix for a 2 state system is: The Attempt at a Solution For a 2 finite state system, the matrice density at limit temperature is [/B] Evolution of the density matrix
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    Find density matrice at zero and infinity temperature

    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...