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Open Quantum Systems Decoherence

Breaking the Speed Limit for Perfect Quantum State Transfer

arXiv
Authors: Weichen Xie, Alastair Kay, Christino Tamon

Year

2022

Paper ID

59247

Status

Preprint

Abstract Read

~2 min

Abstract Words

56

Citations

N/A

Abstract

We describe a protocol for perfectly transferring a quantum state from one party to another under the dynamics of a fixed, engineered Hamiltonian. Our protocol combines the concepts of fractional revival, dual rail encoding, and a rare glimpse of the anti-Zeno effect. Remarkably, the transfer happens faster than the speed limit for perfect quantum state transfer [1, 2].

Why This Paper Matters

  • This paper contributes to the Open Quantum Systems & Decoherence research area in the Quantum Articles archive.
  • It adds a 2022 reference point for readers tracking recent quantum research.
  • We describe a protocol for perfectly transferring a quantum state from one party to another under the dynamics of a fixed, engineered Hamiltonian.

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