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Logical performance of 9 qubit compass codes in ion traps with crosstalk errors
Quantum Science and Technology ( IF 6.7 ) Pub Date : 2020-04-27 , DOI: 10.1088/2058-9565/ab7e80
Dripto M Debroy 1 , Muyuan Li 2 , Shilin Huang 3 , Kenneth R Brown 1, 2, 3, 4
Affiliation  

We simulate four quantum error correcting codes under error models inspired by realistic noise sources in near-term ion trap quantum computers: T 2 dephasing, gate overrotation, and crosstalk. We use this data to find preferred codes for given error parameters along with logical error biases and a pseudothreshold which compares the physical and logical gate failure rates for a CNOT gate. Using these results we conclude that Bacon–Shor-13 is the most promising near term candidate as long as the impact of crosstalk can be mitigated through other means.

中文翻译:

具有串扰错误的离子阱中9量子位罗盘代码的逻辑性能

在近期离子阱量子计算机中,由实际噪声源激发的误差模型下,我们在错误模型下模拟了四个量子纠错代码:T 2移相,栅极过旋转和串扰。我们使用此数据查找给定错误参数的首选代码,以及逻辑错误偏差和伪阈值,该阈值比较CNOT门的物理和逻辑门故障率。使用这些结果,我们得出结论,只要可以通过其他方法减轻串扰的影响,培根–Shor-13就是最有希望的近期候选指标。
更新日期:2020-04-27
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