Noise correlation-induced splitting of Kramers' escape rate from a metastable state

Ghosh, Pulak Kumar ; Bag, Bidhan Chandra ; Ray, Deb Shankar (2007) Noise correlation-induced splitting of Kramers' escape rate from a metastable state The Journal of Chemical Physics, 127 (4). 044510_1-044510_7. ISSN 0021-9606

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Official URL: http://jcp.aip.org/resource/1/jcpsa6/v127/i4/p0445...

Related URL: http://dx.doi.org/10.1063/1.2756042

Abstract

A correlation between two noise processes driving the thermally activated particles in a symmetric triple-well potential may cause a symmetry breaking and a difference in relative stability of the two side wells with respect to the middle one. This leads to an asymmetric localization of population and splitting of Kramers' rate of escape from the middle well, ensuring a preferential distribution of the products in the course of a parallel reaction.

Item Type:Article
Source:Copyright of this article belongs to American Institute of Physics.
Keywords:Brownian Motion; Diffusion; Metastable States; Stochastic Processes; White Noise
ID Code:59129
Deposited On:03 Sep 2011 12:03
Last Modified:03 Sep 2011 12:03

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