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Quantum Zeno Monte Carlo for computing observables

delete2025-03-12
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OA
AI
M
Mancheon Han
H
Hyowon Park *
S
Sangkook Choi *
DOI:10.1038/s41534-025-01002-3delete
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摘要

摘要

En 中文
近期逻辑量子处理器的发展标志着从噪声中等规模量子(NISQ)时代向容错量子计算(FTQC)时代的重大转变。这些设备有望利用量子特性,以多项式计算时间解决经典计算难题。然而,它们仍易受噪声影响,需要抗噪算法。我们提出了一种量子泽诺蒙特卡洛(QZMC)算法,这是一种经典-量子混合算法,在展示对设备噪声和托特(Trotter)误差的鲁棒性的同时,对于有能隙系统表现出多项式计算成本。QZMC在计算静态和动态性质时,无需初始态重叠或变分参数,从而降低了量子电路深度。
Keyword:
SYSTEMS

期刊

npj Quantum Information 封面图
npj Quantum Information
IF:
8.3
论文数:
1.4K
被引数:
8.1K

机构

K
korea inst adv study kias
学者数:
4
论文数: 3
被引数: 0
U
Univ Illinois
学者数:
3.2K
论文数: 2.2K
被引数: 419
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