A Hermite-expansion method optimizes the temporal switching profiles of Unruh-DeWitt detectors and claims order-of-magnitude improvements in vacuum entanglement harvesting, with the largest gains occurring outside the validity of the perturbative calculation used.
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Multiple Unruh-DeWitt detectors harvest more vacuum entanglement when arranged in specific configurations, with harvested negativity scaling linearly in linear chains.
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Optimization of entanglement harvesting with arbitrary temporal profiles: the limit of second order perturbation theory
A Hermite-expansion method optimizes the temporal switching profiles of Unruh-DeWitt detectors and claims order-of-magnitude improvements in vacuum entanglement harvesting, with the largest gains occurring outside the validity of the perturbative calculation used.
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Bipartite entanglement harvesting with multiple detectors
Multiple Unruh-DeWitt detectors harvest more vacuum entanglement when arranged in specific configurations, with harvested negativity scaling linearly in linear chains.