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Demos.DoubleWell.DimReduce_1

Burkhard Schmidt Ulf Lorenz

We also consider the quantum dynamics of an (asymmetric) double well system driven by the interaction of its dipole moment with an external electric field (using semi-classic dipole approximation). Here we consider open system quantum dynamics thus allowing for dissipation and decoherence due to interaction with a thermal environment. In order to reduce the computation effort for solving the corresponding Liouville-von Neumann equation, we employ here the balanced truncation method as well as H2 optimal models for the purpose of dimension reduction, see the work by Boris Schäfer-Bung et al. published in JCP

Example 1: High temperature, fast relaxation



Example 2: Low temperature, fast relaxation



Example 3: Low temperature, slow relaxation



Related

Wiki: Demos.DoubleWell.Main
Wiki: Demos.OptDoubleWell.BorisSB
Wiki: Demos.OptDoubleWell.Main

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