Transitional steady states of exchange dynamics between finite quantum systems

Euijin Jeon, Juyeon Yi, and Yong Woon Kim
Phys. Rev. E 94, 022136 – Published 24 August 2016

Abstract

We examine energy and particle exchange between finite-sized quantum systems and find a new form of nonequilibrium state. The exchange rate undergoes stepwise evolution in time, and its magnitude and sign dramatically change according to system size differences. The origin lies in interference effects contributed by multiply scattered waves at system boundaries. Although such characteristics are utterly different from those of true steady state for infinite systems, Onsager's reciprocal relation remains universally valid.

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  • Received 16 February 2016
  • Revised 19 July 2016

DOI:https://doi.org/10.1103/PhysRevE.94.022136

©2016 American Physical Society

Physics Subject Headings (PhySH)

Statistical Physics & ThermodynamicsGeneral Physics

Authors & Affiliations

Euijin Jeon1, Juyeon Yi2,*, and Yong Woon Kim1,†

  • 1Graduate School of Nanoscience and Technology, Korea Advanced Institute of Science and Technology, Deajeon 34141, Korea
  • 2Department of Physics, Pusan National University, Busan 46241, Korea

  • *jyi@pusan.ac.kr
  • y.w.kim@kaist.ac.kr

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Issue

Vol. 94, Iss. 2 — August 2016

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