Feito, M.; Cao, F. J. - In: The European Physical Journal B - Condensed Matter and … 59 (2007) 1, pp. 63-68
Closed-loop or feedback controlled ratchets are Brownian motors that operate using information about the state of the system. For these ratchets, we compute the power output and we investigate its relation with the information used in the feedback control. We get analytical expressions for...