论文标题

Polariton超流体中的涡流流生成和增强的传播

Vortex stream generation and enhanced propagation in a polariton superfluid

论文作者

Lerario, Giovanni, Maître, Anne, Boddeda, Rajiv, Glorieux, Quentin, Giacobino, Elisabeth, Pigeon, Simon, Bramati, Alberto

论文摘要

在这项工作中,我们实施了一种新的实验构型,该配置利用了Polariton系统所表现出的光学双重性的特定特性,并在潜在的屏障发生后证明了超流体湍流的产生。湍流的传播和方向由支撑梁在距离上维持的数量级比以前更长的数量级。这项新型技术是量子湍流的控制和传播的强大工具,并为研究驱动的2D Polariton Systems中量子湍流的流体动力学铺平了道路。

In this work, we implement a new experimental configuration which exploits the specific properties of the optical bistability exhibited by the polariton system and we demonstrate the generation of a superfluid turbulent flow in the wake of a potential barrier. The propagation and direction of the turbulent flow are sustained by a support beam on distances an order of magnitude longer than previously reported. This novel technique is a powerful tool for the controlled generation and propagation of quantum turbulences and paves the way to the study of the hydrodynamic of quantum turbulence in driven-dissipative 2D polariton systems.

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