Pramana

, Volume 46, Issue 6, pp 403–410

Optimal barrier subdivision for Kramers’ escape rate

Authors

  • Mulugeta Bekele
    • Department of PhysicsIndian Institute of Science
  • G Ananthakrishna
    • Materials Research CentreIndian Institute of Science
  • N Kumar
    • Raman Research Institute
    • Department of PhysicsIndian Institute of Science
Article

DOI: 10.1007/BF02852266

Cite this article as:
Bekele, M., Ananthakrishna, G. & Kumar, N. Pramana - J. Phys. (1996) 46: 403. doi:10.1007/BF02852266

Abstract

We examine the effect of subdividing the potential barrier along the reaction coordinate on Kramers’ escape rate for a model potential. Using the known supersymmetric potential approach, we show the existence of an optimal number of subdivisions that maximizes the rate.

Keywords

Kramers problem activated processes reaction rates

PACS Nos

05.70 31.70 87.15

Copyright information

© the Indian Academy of Sciences 1996