在转向场景中,对于高维纠的半确定的放松是指导场景中的半确定的放松.
Nicola D'Alessandro1, Carles Roch I Carceller1, Armin Tavakoli1
1Lund University, Physics Department and NanoLund, Box 118, 22100 Lund, Sweden.
Physical review letters
|March 25, 2025
概括
我们开发了新的半确定的编程方法来对高维量子系统中的纠进行基准测试. 这些工具有效地检测纠维度,并估计量子实验的源忠度.
科学领域:
- 量子信息科学 量子信息科学
- 量子光学是一种量子光学.
- 高维量子系统是高维的量子系统.
背景情况:
- 量子纠是量子信息科学中的一个关键资源.
- 在高维系统中描述纠在实验上是具有挑战性的.
- 现有的纠基准测试方法可能是计算密集的.
研究的目的:
- 引入新的半确定的编程层次结构来对纠性质进行基准测试.
- 开发用于分析高维量子转向场景的高效方法.
- 为实验验证量子纠提供工具.
主要方法:
- 使用半确定的编程层次结构进行纠基准测试.
- 开发一种通用方法,通过施密特号码认证检测纠维度.
- 实施一种方法来估计具有最大纠状态的量子源的忠实性.
主要成果:
- 一种检测纠维度的一般方法,其计算成本独立于施密特数.
- 一种用于估计量子源与任何最大纠状态的忠实性的方法.
- 证明了这些方法对分析高维量子实验的实际实用性.
结论:
- 引入的半确定的编程层次结构为描述量子纠提供了有效的工具.
- 这些方法适用于涉及高维量子系统的现实实验.
- 开发的技术有助于提高对量子纠特性进行基准测试和验证的能力.
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