The depinning phase transition in the discrete Frenkel-Kontorova model is considered. It is found that there exists a set of irrational periodicities such that the chain is pinned at any periodic potential strength. Every Cantorus describing the pinned phase is shown to belong to the stochastic layer.
|Original language||English (US)|
|Number of pages||4|
|Journal||Journal de physique. Lettres|
|State||Published - Jan 1 1984|
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