Temperature effects on the Davydov soliton

L. Cruzeiro, J. Halding, P. L. Christiansen, O. Skovgaard, and A. C. Scott
Phys. Rev. A 37, 880 – Published 1 February 1988
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Abstract

As a possible mechanism for energy storage and transport in proteins, Davydov has proposed soliton formation and propagation. In this paper we investigate the stability of Davydov solitons at biological temperatures. From Davydov’s original theory evolution equations are derived quantum mechanically without approximations, and their numerical solutions at different temperatures are presented. Our conclusion is that the Davydov soliton is stable at 310 K.

  • Received 5 February 1987

DOI:https://doi.org/10.1103/PhysRevA.37.880

©1988 American Physical Society

Authors & Affiliations

L. Cruzeiro, J. Halding, P. L. Christiansen, and O. Skovgaard

  • Laboratory of Applied Mathematical Physics, The Technical University of Denmark, DK-2800 Lyngby, Denmark

A. C. Scott

  • Department of Electrical and Computer Engineering, University of Arizona, Tucson, Arizona 85721

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Vol. 37, Iss. 3 — February 1988

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