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The study of open quantum systems is concerned with understanding and predicting the dynamics of quantum systems that are coupled significantly to their surroundings, leading to effects such as dissipation and decoherence.

3 votes

Semi-group in quantum open systems

I realize that this is a bit late for a reply. However, just in case you never found encountered a response to the question regarding the physicality of such semigroups I would like to add a brief not …
Hldngpk's user avatar
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2 votes
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Trace distance of two infinite rank tensor product states

Let $\sigma$ and $\rho$ be both density operators acting on different Hilbert spaces, $H_{1}$ and $H_{2}$ respectively. Also, let said operators have infinite rank. In the infinite dimensional case th …
Hldngpk's user avatar
  • 90