Breaking chirality in nonequilibrium systems

P. Coullet, J. Lega, B. Houchmanzadeh, J. Lajzerowicz

Research output: Contribution to journalArticlepeer-review

315 Scopus citations


At equilibrium, Bloch walls are chiral interfaces between domains with different magnetization. Far from equilibrium, a set of forced oscillators can exhibit walls between states with different phases. In this Letter, we show that when these walls become chiral, they move with a velocity simply related to their chirality. This surprising behavior is a straightforward consequence of nonvariational effects, which are typical of nonequilibrium systems.

Original languageEnglish (US)
Pages (from-to)1352-1355
Number of pages4
JournalPhysical review letters
Issue number11
StatePublished - 1990

ASJC Scopus subject areas

  • General Physics and Astronomy


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