在合成离散时间异质平行线中,时间的Goos-Hänchen转移
Chengzhi Qin1, Shulin Wang1, Bing Wang1
1Wuhan National Laboratory for Optoelectronics and School of Physics, <a href="https://ror.org/00p991c53">Huazhong University of Science and Technology</a>, Wuhan 430074, China.
Physical review letters
|September 6, 2024
概括
这项研究证明了可调节的时间Goos-Hänchen转移 (GHS) 在合成 heterolattices. 研究人员观察到由标量和向量电位控制的总内部反射 (TIR) 的时间延迟,从而能够精确地控制时间延迟.
科学领域:
- 量子光学就是一个量子光学.
- 凝聚物质物理学 凝聚物质物理学
- 光子学 是一个光子学.
背景情况:
- 古斯-汉移 (GHS) 传统上描述的是反射光的空间移位.
- 离散时间异质网为操纵光传播提供了新的平台.
- 测量潜力 (尺度和向量) 对于控制量子系统至关重要.
研究的目的:
- 实验性地证明可调节的时间古斯-汉肯转移 (GHS) 在合成离散时间异质平面上.
- 调查标量和向量测量潜能对时间GHS的影响.
- 探索精确时间延迟控制和测量的应用.
主要方法:
- 在两个光纤循环中利用Heaviside函数调制来创建利的测量电位接口.
- 在总内部反射 (TIR) 和挫败总内部反射 (FTIR) 期间观察时间GHS.
- 开发一种使用多个TIR来提高精度的积累测量方法.
主要成果:
- 时间GHS被观察到作为一个时间延迟,不同于空间GHS,在TIR.
- 发现标量和向量潜能通过影响 evanescent 波的衰变和振荡来共同确定 GHS.
- 在带间隙边缘观察到不同的GHS特征,FTIR显示和行为.
- 一种积累测量方法提高了微小GHS测量的精度.
结论:
- 这项研究成功地证明了可调节的时间GHS在合成离散时间异质格子中.
- 标量和向量潜能在控制时间GHS方面发挥着关键作用,与空间GHS相比,它提供了一个新的机制.
- 开发的方法为精确的时间GHS测量和时间延迟控制的潜在应用铺平了道路.
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