论文标题

由单个泵驱动的前向四波混合的强度相关性

Intensity correlations in the forward four-wave mixing driven by a single pump

论文作者

de Almeida, A. A. C., da Motta, M. R. L., Vianna, S. S.

论文摘要

我们研究了冷rubium样品中产生的两个独立的四波混合信号以及传输信号的场强度波动。我们使用单个CW激光器采用实验设置来使用输入场的平行和循环或正交或正交和线性极化在正向几何形状中诱导非线性过程。尽管由于每种情况的不同级别结构,每种实验构型的光谱都显着不同,但两种情况都呈现出四波混合信号的强度强度互相关。我们还计算了输入字段和草稿之间的互相关,该模型指出了谐振相位噪声到振幅噪声转换的指向,从而可以观察互相关曲线中的Rabi振荡。

We study the field intensity fluctuations of two independent four-wave mixing signals generated in a cold rubidium sample as well as the transmission signals. We employ an experimental setup using a single CW laser to induce the nonlinear process in a forward geometry using either parallel and circular or orthogonal and linear polarizations of the input fields. Even though the spectra of each experimental configuration are significantly different due to the distinct level structures of each scenario, both cases present intensit-intensity cross-correlation of the four-wave mixing signals. We also calculate the cross-correlation between the input fields and draft a theoretical model that points that resonant phase-noise to amplitude-noise conversion allows the observation of Rabi oscillations in the cross-correlation curves.

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