论文标题

强迫korteweg-de-vries-burgers模型中尘埃声波的同步

Synchronization of Dust Acoustic Waves in a forced Korteweg-de Vries-Burgers model

论文作者

Mir, Ajaz, Tiwari, Sanat, Sen, Abhijit, Crabtree, Chris, Ganguli, Gurudas, Goree, John

论文摘要

在驱动的korteweg-de-vries-burgers方程的框架内研究了尘埃声波与外部周期源的同步,该方程考虑了尘土飞扬的等离子体介质中低频波的适当非线性和分散性。对于空间变化的源术语,该系统显示出谐波(1:1)和超谐波(1:2)同步状态。讨论了这些状态的存在域以强迫幅度和强迫频率的参数空间的形式描绘出Arnold舌图的形式,并讨论了它们与过去的一些实验结果的相似之处。

The synchronization of dust acoustic waves to an external periodic source is studied in the framework of a driven Korteweg-de Vries-Burgers equation that takes into account the appropriate nonlinear and dispersive nature of low frequency waves in a dusty plasma medium. For a spatio-temporally varying source term the system is shown to demonstrate harmonic (1:1) and super-harmonic (1:2) synchronized states. The existence domains of these states are delineated in the form of Arnold tongue diagrams in the parametric space of the forcing amplitude and forcing frequency and their resemblance to some past experimental results is discussed.

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