Weak Gaussian noise in control fields makes dissipation grow linearly with steps in quantum equilibration, yielding a finite optimal step count and minimal dissipated work derived from quantum thermodynamic length.
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Generalization of the one-tangle metric to higher-spin nuclei enables quantification of maximal electron-nuclear entanglement and direct computation of dephasing times in central-spin systems such as (In)GaAs quantum dots.
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Finite steps optimise dissipation in stochastically controlled quantum systems
Weak Gaussian noise in control fields makes dissipation grow linearly with steps in quantum equilibration, yielding a finite optimal step count and minimal dissipated work derived from quantum thermodynamic length.
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Quantifying electron-nuclear spin entanglement dynamics in central-spin systems using one-tangles
Generalization of the one-tangle metric to higher-spin nuclei enables quantification of maximal electron-nuclear entanglement and direct computation of dephasing times in central-spin systems such as (In)GaAs quantum dots.