title: Scaling approach to related disordered stochastic and free-fermion models.
abstract: Motivated by mapping from a stochastic system with spatially random rates, we consider disordered non-conserving free-fermion systems using a scaling procedure for the equations of motion. This approach demonstrates disorder-induced localization acting in competition with the asymmetric driving. We discuss the resulting implications for the original stochastic system.
authors.affiliation: Institut für Festkörperforschung, Forschungszentrum Jülich, 52425 Jülich, Germany. harris@lusi.uni-sb.de
authors.forename: R J
authors.initials: RJ
authors.lastname: Harris
authors.forename: R B
authors.initials: RB
authors.lastname: Stinchcombe