This paper studies couplers in optical metamaterials that come with power law of nonlinear refractive index. The Kudryashov’s approach reveals bright, singular as well as bright-singular straddled optical soliton solutions. Both twin-core couplers and multiple-core couplers are studied.

中文翻译：

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具有折射率幂律的光学超材料耦合器中的立方-四次孤子

本文研究了具有非线性折射率幂律的光学超材料中的耦合器。Kudryashov 的方法揭示了明亮、奇异以及明亮奇异的跨接光学孤子解决方案。研究了双芯耦合器和多芯耦合器。