Quantum theory of friction

Stephen M. Barnett*, James D. Cresser

*Corresponding author for this work

    Research output: Contribution to journalArticlepeer-review

    26 Citations (Scopus)
    47 Downloads (Pure)


    We present a Markovian quantum theory of friction. Our approach is based on the idea that collisions between a Brownian particle and single molecules of the surrounding medium constitute, as far as the particle is concerned, instantaneous simultaneous measurements of its position and momentum.

    Original languageEnglish
    Article number022107
    Pages (from-to)1-12
    Number of pages12
    JournalPhysical Review A - Atomic, Molecular, and Optical Physics
    Issue number2
    Publication statusPublished - Aug 2005

    Bibliographical note

    Barnett SM and Cresser JD, Physical review. A, Atomic, molecular, and optical physics, 72(2), 022107, 2005. Copyright 2005 by the American Physical Society. The original article can be found at http://dx.doi.org/10.1103/PhysRevA.72.022107


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