Escape from the potential well : competition between long jumps and longwaiting times

2010
journal article
article
7
cris.lastimport.scopus2024-04-07T17:53:38Z
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dc.abstract.enWithin a concept of the fractional diffusion equation and subordination, the paper examines the influence of a competition between long waiting times and long jumps on the escape from the potential well. Applying analytical arguments and numerical methods, we demonstrate that the presence of long waiting times distributed according to a power-law distribution with a diverging mean leads to very general asymptotic properties of the survival probability. The observed survival probability asymptotically decays like a power law whose form is not affected by the value of the exponent characterizing the power law jump length distribution. It is demonstrated that this behavior is typical of and generic for systems exhibiting long waiting times. We also show that the survival probability has a universal character not only asymptotically, but also at small times. Finally, it is indicated which properties of the first passage time density are sensitive to the exact value of the exponent characterizing the jump length distribution.pl
dc.affiliationWydział Fizyki, Astronomii i Informatyki Stosowanej : Instytut Fizyki im. Mariana Smoluchowskiegopl
dc.contributor.authorDybiec, Bartłomiej - 102110 pl
dc.date.accessioned2018-04-12T12:39:03Z
dc.date.available2018-04-12T12:39:03Z
dc.date.issued2010pl
dc.description.number24pl
dc.description.volume133pl
dc.identifier.articleid244114pl
dc.identifier.doi10.1063/1.3511722pl
dc.identifier.eissn1520-9032pl
dc.identifier.eissn1089-7690pl
dc.identifier.issn0021-9606pl
dc.identifier.urihttps://ruj.uj.edu.pl/xmlui/handle/item/53329
dc.languageengpl
dc.language.containerengpl
dc.rightsDodaję tylko opis bibliograficzny*
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dc.subtypeArticlepl
dc.titleEscape from the potential well : competition between long jumps and longwaiting timespl
dc.title.journalThe Journal of Chemical Physicspl
dc.typeJournalArticlepl
dspace.entity.typePublication
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