… agreement with TF we find that the isotropicKPZequation may become unstable against anisotropic perturbations in the weak-coupling regime. However, our results indicate that it is …
AK Chattopadhyay - Physical Review E—Statistical, Nonlinear, and Soft …, 2007 - APS
… coupling SC limit of the anisotropic Kardar-Parisi-Zhang KPZ … that in the SC limit, anisotropic perturbations destroy all spatial … issues concerning the weak-coupling WC regime of the …
F Toninelli - Proceedings of the International Congress of …, 2018 - World Scientific
… The values of ; ˇ for the isotropicKPZequation cannot be guessed by perturbative renormalization-group arguments and they are accessible only through numerical experiments (see …
E Vivo, M Nicoli, R Cuerno - Physical Review E, 2014 - APS
… Rather, in spite of being nominally anisotropic, they lead to isotropic asymptotics (weak … that occurs in the nonconserved anisotropicKPZequation when changing the relative signs of …
G Grinstein, C Jayaprakash, R Pandit - Physica D: Nonlinear Phenomena, 1996 - Elsevier
… in 2d, should it transpire that the isotropic 2d CGLE does not. Since the KPZequation with this type of anisotropy in the nonlinear terms has a stable weak-coupling (A--0) fixed point in …
K Park, HJ Kim, I Kim - Physical Review E, 2000 - APS
… KPZequation. In the two interfaces, apart from one growing in an isotropic medium and the other growing in an anisotropic … belongs to the weak-couplinglimit, the annealed EW univer…
… that the case of yW 1 belongs to the weakcouplinglimit. … This conjecture is based on the analogy to the isotropic case, … In summary, we have considered the anisotropicKPZequation …
GM Schütz - International conference on Particle Systems and …, 2022 - Springer
… in experiments on anisotropic Heisenberg chains [52]. … a transition from KPZ to EW behaviour at a critical scale of a weak bias [46… The SBE, related to the KPZequation [54] for the height …
Q Mei, K Ji, M Wouters - Physical Review B, 2021 - APS
… For weakanisotropy, the OPO system falls into the KPZ universality class similar to the incoherently pumped polaritons mentioned above, while for strong anisotropy, … KPZequation [40]. …