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Showing 2015 · quant-phShow all
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quant-ph2015★ 2 cited
Geometry of Gaussian quantum states
Valentin Link, Walter T. Strunz
We study the Hilbert-Schmidt measure on the manifold of mixed Gaussian states in multi mode continuous variable quantum systems. An analytical expression for the Hilbert-Schmidt vo…
quant-ph2015★ 126 cited
Topology of density matrices
Jan Carl Budich, Sebastian Diehl
We investigate topological properties of density matrices motivated by the question to what extent phenomena like topological insulators and superconductors can be generalized to m…