Bakk, Audun; Hansen, Alex - In: Physica A: Statistical Mechanics and its Applications 310 (2002) 1, pp. 7-16
We study the non-directed polymer model (NDP model) in the framework of a non-linear growth equation of Burgers type [Kardar–Parisi–Zhang equation with quenched noise (KPZQN equation)] by means of path integrals. The scaling exponents for the KPZQN equation are expressed in terms of the NDP...