ACOUSTIC-EMISSION FROM VOLCANIC-ROCKS - AN EXAMPLE OF SELF-ORGANIZED CRITICALITY

被引:131
作者
DIODATI, P [1 ]
MARCHESONI, F [1 ]
PIAZZA, S [1 ]
机构
[1] IST NAZL FIS NUCL,I-06100 PERUGIA,ITALY
关键词
D O I
10.1103/PhysRevLett.67.2239
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Experimental evidence of ultrasonic emission from volcanic rocks has been produced for the first time by a survey of the Strombolian activity. The statistical analysis of the recorded acoustic wave bursts shows that the notion of self-organized criticality applies well to the mechanism responsible for the observed emission phenomenon.
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页码:2239 / 2243
页数:5
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