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Phase transition in multimode nonlinear parity-time-symmetric waveguide couplers

Parity-time-symmetric ([Image: see text]-symmetric) optical waveguide couplers offer new possibilities for fast, ultracompact, configurable, all-optical signal processing. Here, we study nonlinear properties of finite-size multimode [Image: see text]-symmetric couplers and predict the nonlinear osci...

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Detalles Bibliográficos
Autores principales: Walasik, Wiktor, Litchinitser, Natalia M.
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group 2016
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4735683/
https://www.ncbi.nlm.nih.gov/pubmed/26831223
http://dx.doi.org/10.1038/srep19826