Self-organized criticality in an interface-growth model with quenched randomness

被引：7

作者：

Sakaguchi, Hidetsugu ^{[1
]}

机构：

[1] Kyushu Univ, Interdisciplinary Grad Sch Engn Sci, Dept Appl Sci Elect & Mat, Fukuoka 8168580, Japan

来源：

PHYSICAL REVIEW E | 2010年 / 82卷 / 03期

关键词：

DYNAMICS;

D O I：

10.1103/PhysRevE.82.032101

中图分类号：

O35 [流体力学]; O53 [等离子体物理学];

学科分类号：

070204 ; 080103 ; 080704 ;

摘要：

We study a modified model of the Kardar-Paris-Zhang equation with quenched disorder, in which the driving force decreases as the interface rises up. A critical state is self-organized, and the anomalous scaling law with roughness exponent alpha similar to 0.63 is numerically obtained.

引用

页数：3

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