Artículo
Quantum stochastic synchronization
Autor/es | Morillo Buzón, Manuel
Goychuk, Igor Casado Pascual, Jesús Lehmann, Jörg Hänggi, Peter |
Departamento | Universidad de Sevilla. Departamento de Física Atómica, Molecular y Nuclear |
Fecha de publicación | 2006-11-27 |
Fecha de depósito | 2017-07-18 |
Publicado en |
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Resumen | We study, within the spin-boson dynamics, the synchronization of a quantum tunneling system with an external, time-periodic driving signal. As a main result, we find that at a sufficiently large system-bath coupling strength ... We study, within the spin-boson dynamics, the synchronization of a quantum tunneling system with an external, time-periodic driving signal. As a main result, we find that at a sufficiently large system-bath coupling strength (i.e., for a friction strength α>1) the thermal noise plays a constructive role in yielding forced synchronization. This noise-induced synchronization can occur when the driving frequency is larger than the zero-temperature tunneling rate. As an application evidencing the effect, we consider the charge transfer dynamics in molecular complexes. |
Agencias financiadoras | Ministerio de Educación y Ciencia (MEC). España |
Identificador del proyecto | FIS2005-02884 |
Cita | Morillo Buzón, M., Goychuk, I., Casado Pascual, J., Lehmann, J. y Hänggi, P. (2006). Quantum stochastic synchronization. Physical Review Letters, 97 (21), 210601-1-210601-4. |
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