Title

Bifurcations and chaos in a predator-prey model with delay and a laser-diode system with self-sustained pulsations

Authors

Authors

S. Krise;S. R. Choudhury

Comments

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Abbreviated Journal Title

Chaos Solitons Fractals

Keywords

STABLE OSCILLATIONS; TIME-LAG; ATTRACTORS; Mathematics, Interdisciplinary Applications; Physics, Multidisciplinary; Physics, Mathematical

Abstract

Hopf bifurcations in two models, a predator-prey model with delay terms modeled by "weak generic kernel a exp (-at)" and a laser diode system, are considered. The periodic orbit immediately following the Hopf bifurcation is constructed for each system using the method of multiple scales, and its stability is analyzed. Numerical solutions reveal,the existence of stable periodic attractors, attractors at infinity, as well as bounded chaotic dynamics in various cases..The dynamics exhibited by the two systems is contrasted and explained on the basis of the bifurcations occurring in each. (C) 2002 Elsevier Science Ltd. All rights reserved.

Journal Title

Chaos Solitons & Fractals

Volume

16

Issue/Number

1

Publication Date

1-1-2003

Document Type

Article

Language

English

First Page

59

Last Page

77

WOS Identifier

WOS:000179684100007

ISSN

0960-0779

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