Optimizing state transfer in a three-qubit array via quantum brachistochrone method

Fuente: arXiv
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Autori principali: Chernova, Kseniia S., Stepanenko, Andrei A., Gorlach, Maxim A.
Natura: Preprint
Pubblicazione: 2024
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author Chernova, Kseniia S.
Stepanenko, Andrei A.
Gorlach, Maxim A.
author_facet Chernova, Kseniia S.
Stepanenko, Andrei A.
Gorlach, Maxim A.
contents Quantum brachistochrone method has recently emerged as a technique allowing one to implement the desired unitary evolution operator in a physical system within the minimal time. Here, we apply this approach to the problem of time-optimal quantum state transfer in the array of three qubits with time-varying nearest-neighbor couplings and analytically derive the fastest protocol.
format Preprint
id arxiv_https___arxiv_org_abs_2411_08644
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Optimizing state transfer in a three-qubit array via quantum brachistochrone method
Chernova, Kseniia S.
Stepanenko, Andrei A.
Gorlach, Maxim A.
Mesoscale and Nanoscale Physics
Optics
Quantum Physics
Quantum brachistochrone method has recently emerged as a technique allowing one to implement the desired unitary evolution operator in a physical system within the minimal time. Here, we apply this approach to the problem of time-optimal quantum state transfer in the array of three qubits with time-varying nearest-neighbor couplings and analytically derive the fastest protocol.
title Optimizing state transfer in a three-qubit array via quantum brachistochrone method
topic Mesoscale and Nanoscale Physics
Optics
Quantum Physics
url https://arxiv.org/abs/2411.08644