Literature DB >> 18518076

Scroll wave instabilities in an excitable chemical medium.

Chaiya Luengviriya1, Ulrich Storb, Gert Lindner, Stefan C Müller, Markus Bär, Marcus J B Hauser.   

Abstract

Two kinds of scroll wave instabilities were studied experimentally in the excitable Belousov-Zhabotinsky reaction: three-dimensional meandering and negative line tension of the scroll wave filament. The filament displays a flat zigzag shape in the initial stages of the experiment. As the chemical medium ages, the filament assumes a wiggly shape while its length increases substantially. Numerical simulations underpin the experimental findings and their interpretation.

Year:  2008        PMID: 18518076     DOI: 10.1103/PhysRevLett.100.148302

Source DB:  PubMed          Journal:  Phys Rev Lett        ISSN: 0031-9007            Impact factor:   9.161


  2 in total

1.  Nonlinear and Stochastic Dynamics in the Heart.

Authors:  Zhilin Qu; Gang Hu; Alan Garfinkel; James N Weiss
Journal:  Phys Rep       Date:  2014-10-10       Impact factor: 25.600

2.  Evolution of spiral and scroll waves of excitation in a mathematical model of ischaemic border zone.

Authors:  Vadim N Biktashev; Irina V Biktasheva; Narine A Sarvazyan
Journal:  PLoS One       Date:  2011-09-15       Impact factor: 3.240

  2 in total

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