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在可编程的通用光子处理器中对语境性,连贯性和维度的实验认证
Taira Giordani1, Rafael Wagner2,3, Chiara Esposito1
1Dipartimento di Fisica, Sapienza Università di Roma, Piazzale Aldo Moro 5, I-00185 Roma, Italy.
Science advances
|November 3, 2023
概括
研究人员通过实验证实了高维系统中的量子性质. 这项工作展示了使用光子处理器的量子技术的高效认证方法.
科学领域:
- 量子信息科学 量子信息科学
- 摄影技术的技术 摄影技术
- 量子计算是一种量子计算.
背景情况:
- 高维量子状态提供了增强的计算和加密能力.
- 鉴定这些量子性质是具有挑战性的,因为量子状态断层扫描的复杂性.
- 开发高效的认证实验方法对于推动量子技术的发展至关重要.
研究的目的:
- 实验证实高维量子系统的连贯性和维度证人.
- 为了证明双重重叠测量的有效性,进行认证.
- 展示由量子上下文性推动的量子询问任务中的优势.
主要方法:
- 采用了六种模式的通用光子处理器,采用5秒激光写字.
- 雇员双重重叠测量用于连贯性和维度证人认证.
- 测试了量子系统 (qudits) 的方法,直到5维.
主要成果:
- 成功认证了连贯性和维度证人,对qudits的维度高达5.
- 在量子询问任务中表现出优势.
- 证实证明的优势是由量子上下文驱动的.
结论:
- 开发的方法提供了一种有效的方法,用于在集成光子平台中认证量子性质.
- 这项工作验证了对高维量子系统的连贯性和维度证人的使用.
- 这些发现为量子设备和协议的实际认证铺平了道路.
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