Optical solitons in nonlinear directional couplers by sine–cosine function method and Bernoulli’s equation approach

Mohammad Mirzazadeh, Mostafa Eslami, Essaid Zerrad, Mohammad F. Mahmood, Anjan Biswas*, Milivoj Belic

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

225 Citations (Scopus)

Abstract

This paper obtains soliton solutions to optical couplers by two methods. These are sine–cosine function method and Bernoulli’s equation approach. There are four laws that are touched upon in this paper. These are Kerr law, power law, parabolic law and dual-power law. The first integration scheme is applicable to Kerr and power laws only where bright soliton solutions are retrievable. The second tool is applicable to parabolic and dual-power laws only that leads to dark and singular solitons for these two nonlinear media.

Original languageEnglish
Pages (from-to)1933-1949
Number of pages17
JournalNonlinear Dynamics
Volume81
Issue number4
DOIs
Publication statusPublished - 14 Sept 2015
Externally publishedYes

Keywords

  • Couplers
  • Integrability
  • Solitons

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