Anomalous mobility of Brownian particles in a tilted symmetric sawtooth potentialHaljas, Astrid; Mankin, Romi; Sauga, Ako; Reiter, EerikPhysical review E2004 / p. 041107-1 - 041107-12 : ill https://journals.aps.org/pre/abstract/10.1103/PhysRevE.70.041107