Comment on: `Pipe Network Model for Scaling of Dynamic Interfaces in Porous Media'
Soft Condensed Matter
2009-11-07 v1
Abstract
We argue that a proposed exponent identity [Phys. Rev. Lett 85, 1238 (2000)] for interface roughening in spontaneous imbibition is wrong. It rests on the assumption that the fluctuations are controlled by a single time scale, but liquid conservation imposes two distinct time scales.
Keywords
Cite
@article{arxiv.cond-mat/0104561,
title = {Comment on: `Pipe Network Model for Scaling of Dynamic Interfaces in Porous Media'},
author = {M. Dube and M. Rost and K. R. Elder and M. Alava and S. Majaniemi and T. Ala-Nissila},
journal= {arXiv preprint arXiv:cond-mat/0104561},
year = {2009}
}
Comments
1 page, to appear in Phys. Rev. Lett