论文标题

非线性波导阵列中的量子状态工程

Quantum state engineering in arrays of nonlinear waveguides

论文作者

Barral, David, Walschaers, Mattia, Bencheikh, Kamel, Parigi, Valentina, Levenson, Juan Ariel, Treps, Nicolas, Belabas, Nadia

论文摘要

在当前寻求有效且实验可行的平台中,在连续可变体制中实施多模挤压和纠缠的实施,我们为在Barral等人提供的非线性波导阵列中在非线性波导阵列中的多功能多模具纠缠和群集状态的产生提供了支持和补充。修订版。 $ \ bf {14} $,044025(2020)。我们介绍了描述通过该系统传播光传播的方程式的详细推导,然后我们专注于可以通过分析求解这些方程的参数制度。这些分析解决方案为量子状态的广泛景观建立了直觉,这些景观可以通过激活,耦合和测量方案的激活来访问。此外,我们通过使用确定的分析解决方案之一来展示获得的见解,以展示空间线性群集状态的生成,优化和可扩展性。

In the current quest for efficient and experimentally feasible platforms for implementation of multimode squeezing and entanglement in the continuous variable regime, we underpin and complement our results on the generation of versatile multimode entanglement and cluster states in nonlinear waveguide arrays presented by Barral et al., Phys. Rev. Appl. $\bf{14}$, 044025 (2020). We present detailed derivations of the equations that describe the propagation of light through this system, and then we focus on parameter regimes where these equations can be solved analytically. These analytical solutions build an intuition for the wide landscape of quantum states that are accessible through the activation of pumping, coupling and measurement schemes. Furthermore, we showcase the acquired insights by using one of the identified analytical solutions to exhibit the generation, optimization and scalability of spatial linear cluster states.

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