Noiseless limit of a ferrofluid ratchet
classification
❄️ cond-mat.stat-mech
keywords
limitnoiselessratchetabsenceclaimscontrarydetaildevice
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The noiseless limit of a thermal ratchet device using ferrofluids is studied in detail. Contrary to previous claims it is proved that no directed transport can occur in this model in the absence of fluctuations.
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