Robust gates with spin-locked superconducting qubits

Fuente: arXiv
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Autori principali: Zuk, Ido, Cohen, Daniel, Gorshkov, Alexey V., Retzker, Alex
Natura: Preprint
Pubblicazione: 2023
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author Zuk, Ido
Cohen, Daniel
Gorshkov, Alexey V.
Retzker, Alex
author_facet Zuk, Ido
Cohen, Daniel
Gorshkov, Alexey V.
Retzker, Alex
contents Dynamical decoupling is effective in reducing gate errors in most quantum computation platforms and is therefore projected to play an essential role in future fault-tolerant constructions. In superconducting circuits, however, it has proven difficult to utilize the benefits of dynamical decoupling. In this work, we present a theoretical proposal that incorporates a continuous version of dynamical decoupling, namely spin locking, with a coupler-based CZ gate for transmons and provide analytical and numerical results that demonstrate its effectiveness.
format Preprint
id arxiv_https___arxiv_org_abs_2306_09149
institution arXiv
publishDate 2023
record_format arxiv
spellingShingle Robust gates with spin-locked superconducting qubits
Zuk, Ido
Cohen, Daniel
Gorshkov, Alexey V.
Retzker, Alex
Quantum Physics
Dynamical decoupling is effective in reducing gate errors in most quantum computation platforms and is therefore projected to play an essential role in future fault-tolerant constructions. In superconducting circuits, however, it has proven difficult to utilize the benefits of dynamical decoupling. In this work, we present a theoretical proposal that incorporates a continuous version of dynamical decoupling, namely spin locking, with a coupler-based CZ gate for transmons and provide analytical and numerical results that demonstrate its effectiveness.
title Robust gates with spin-locked superconducting qubits
topic Quantum Physics
url https://arxiv.org/abs/2306.09149