Quantum quasi-Zeno dynamics: transitions mediated by frequent projective measurements near the Zeno regime

Frequent observation of a quantum system leads to quantum Zeno physics, where the system evolution is constrained to states commensurate with the measurement outcome. We show that, more generally, the system can evolve between such states through higher-order virtual processes that pass through stat...

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Bibliographic Details
Main Authors: Elliott, T, Vedral, V
Format: Journal article
Published: American Physical Society 2016