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Phys. Rev. Lett. 92, 228501 (2004) [4 pages]

Do Earthquakes Exhibit Self-Organized Criticality?

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Xiaosong Yang1, Shuming Du2,*, and Jin Ma1
1State Key Laboratory of Earthquake Dynamics, Institute of Geology, China Earthquake Administration, Beijing, 100029, China
2Planning and Technical Support Division, California Air Resources Board, P.O. Box 2815, Sacramento, California 95812, USA

Received 8 September 2003; published 3 June 2004

If earthquakes are phenomena of self-organized criticality (SOC), statistical characteristics of the earthquake time series should be invariant after the sequence of events in an earthquake catalog are randomly rearranged. In this Letter we argue that earthquakes are unlikely phenomena of SOC because our analysis of the Southern California Earthquake Catalog shows that the first-return-time probability PM(T) is apparently changed after the time series is rearranged. This suggests that the SOC theory should not be used to oppose the efforts of earthquake prediction.

© 2004 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevLett.92.228501
DOI:
10.1103/PhysRevLett.92.228501
PACS:
91.30.Dk, 05.65.+b, 89.75.Da

*Corresponding author.

Electronic address: sdu@arb.ca.gov

See Also

Comment: Álvaro Corral, Comment on “Do Earthquakes Exhibit Self-Organized Criticality?”, Phys. Rev. Lett. 95, 159801 (2005).

Reply: R. Woodard, D. E. Newman, R. Sánchez, and B. A. Carreras, Comment on “Do Earthquakes Exhibit Self-Organized Criticality?”, Phys. Rev. Lett. 93, 249801 (2004).

Reply: Xiaosong Yang, Shuming Du, and Jin Ma, Yang et al. Reply:, Phys. Rev. Lett. 93, 249802 (2004).

Reply: Xiaosong Yang, Shuming Du, and Jin Ma, Yang et al. Reply:, Phys. Rev. Lett. 95, 159802 (2005).