Controlled merging and annihilation of localised dissipative structures in an AC-driven damped nonlinear Schrödinger system

We report studies of controlled interactions of localised dissipative structures in a system described by the AC-driven damped nonlinear Schrödinger equation (equivalent to the Lugiato–Lefever model). Extensive numerical simulations reveal a variety of interaction scenarios that are governed by the...

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Main Authors: Jae K Jang, Miro Erkintalo, Kathy Luo, Gian-Luca Oppo, Stéphane Coen, Stuart G Murdoch
Format: Article
Language:English
Published: IOP Publishing 2016-01-01
Series:New Journal of Physics
Subjects:
Online Access:https://doi.org/10.1088/1367-2630/18/3/033034
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author Jae K Jang
Miro Erkintalo
Kathy Luo
Gian-Luca Oppo
Stéphane Coen
Stuart G Murdoch
author_facet Jae K Jang
Miro Erkintalo
Kathy Luo
Gian-Luca Oppo
Stéphane Coen
Stuart G Murdoch
author_sort Jae K Jang
collection DOAJ
description We report studies of controlled interactions of localised dissipative structures in a system described by the AC-driven damped nonlinear Schrödinger equation (equivalent to the Lugiato–Lefever model). Extensive numerical simulations reveal a variety of interaction scenarios that are governed by the properties of the system driver, notably its gradients. In our experiments, performed with a nonlinear optical fibre (Kerr) resonator, the phase profile of the driver is used to induce interactions of the dissipative structures on demand. We observe both merging and annihilation of localised structures, i.e. interactions governed by the dissipative, out-of-equilibrium nature of the system. These interactions fundamentally differ from those typically found for conventional conservative solitons.
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spelling doaj.art-284ad6a94e00410f85cb73bd9d0d01522023-08-08T14:30:23ZengIOP PublishingNew Journal of Physics1367-26302016-01-0118303303410.1088/1367-2630/18/3/033034Controlled merging and annihilation of localised dissipative structures in an AC-driven damped nonlinear Schrödinger systemJae K Jang0Miro Erkintalo1Kathy Luo2Gian-Luca Oppo3Stéphane Coen4Stuart G Murdoch5Dodd-Walls Centre and Department of Physics, The University of Auckland , Private Bag 92019, Auckland 1142, New Zealand; Current address: Department of Applied Physics and Applied Mathematics, Columbia University, New York, NY 10027, USADodd-Walls Centre and Department of Physics, The University of Auckland , Private Bag 92019, Auckland 1142, New ZealandDodd-Walls Centre and Department of Physics, The University of Auckland , Private Bag 92019, Auckland 1142, New ZealandSUPA and Department of Physics, University of Strathclyde , Glasgow G4 0NG, UKDodd-Walls Centre and Department of Physics, The University of Auckland , Private Bag 92019, Auckland 1142, New ZealandDodd-Walls Centre and Department of Physics, The University of Auckland , Private Bag 92019, Auckland 1142, New ZealandWe report studies of controlled interactions of localised dissipative structures in a system described by the AC-driven damped nonlinear Schrödinger equation (equivalent to the Lugiato–Lefever model). Extensive numerical simulations reveal a variety of interaction scenarios that are governed by the properties of the system driver, notably its gradients. In our experiments, performed with a nonlinear optical fibre (Kerr) resonator, the phase profile of the driver is used to induce interactions of the dissipative structures on demand. We observe both merging and annihilation of localised structures, i.e. interactions governed by the dissipative, out-of-equilibrium nature of the system. These interactions fundamentally differ from those typically found for conventional conservative solitons.https://doi.org/10.1088/1367-2630/18/3/033034nonlinear resonatorlocalised dissipative structuresoliton interactiondissipative systems
spellingShingle Jae K Jang
Miro Erkintalo
Kathy Luo
Gian-Luca Oppo
Stéphane Coen
Stuart G Murdoch
Controlled merging and annihilation of localised dissipative structures in an AC-driven damped nonlinear Schrödinger system
New Journal of Physics
nonlinear resonator
localised dissipative structure
soliton interaction
dissipative systems
title Controlled merging and annihilation of localised dissipative structures in an AC-driven damped nonlinear Schrödinger system
title_full Controlled merging and annihilation of localised dissipative structures in an AC-driven damped nonlinear Schrödinger system
title_fullStr Controlled merging and annihilation of localised dissipative structures in an AC-driven damped nonlinear Schrödinger system
title_full_unstemmed Controlled merging and annihilation of localised dissipative structures in an AC-driven damped nonlinear Schrödinger system
title_short Controlled merging and annihilation of localised dissipative structures in an AC-driven damped nonlinear Schrödinger system
title_sort controlled merging and annihilation of localised dissipative structures in an ac driven damped nonlinear schrodinger system
topic nonlinear resonator
localised dissipative structure
soliton interaction
dissipative systems
url https://doi.org/10.1088/1367-2630/18/3/033034
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