dorsal/arxiv
View SchemaIs Earthquake Triggering Driven by Small Earthquakes?
| Authors | Agnes Helmstetter |
|---|---|
| Categories | |
| ArXiv ID | physics/0210056 |
| URL | https://arxiv.org/abs/physics/0210056 |
| DOI | 10.1103/PhysRevLett.91.058501 |
| Journal | Phys. Res. Lett. 91, 058501, 2003 |
Abstract
Using a catalog of seismicity for Southern California, we measure how the number of triggered earthquakes increases with the earthquake magnitude. The trade-off between this relation and the distribution of earthquake magnitudes controls the relative role of small compared to large earthquakes. We show that seismicity triggering is driven by the smallest earthquakes, which trigger fewer events than larger earthquakes, but which are much more numerous. We propose that the non-trivial scaling of the number of triggered earthquakes emerges from the fractal spatial distribution of seismicity.
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"abstract": "Using a catalog of seismicity for Southern California, we measure how the\nnumber of triggered earthquakes increases with the earthquake magnitude. The\ntrade-off between this relation and the distribution of earthquake magnitudes\ncontrols the relative role of small compared to large earthquakes. We show that\nseismicity triggering is driven by the smallest earthquakes, which trigger\nfewer events than larger earthquakes, but which are much more numerous. We\npropose that the non-trivial scaling of the number of triggered earthquakes\nemerges from the fractal spatial distribution of seismicity.",
"arxiv_id": "physics/0210056",
"authors": [
"Agnes Helmstetter"
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"physics.geo-ph",
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"doi": "10.1103/PhysRevLett.91.058501",
"journal_ref": "Phys. Res. Lett. 91, 058501, 2003",
"title": "Is Earthquake Triggering Driven by Small Earthquakes?",
"url": "https://arxiv.org/abs/physics/0210056"
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