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" Physics-Based Simulations of Natural Hazards "
Kasey William Schultz
Rundle, John B.
Document Type
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Latin Dissertation
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Language of Document
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English
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Record Number
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804163
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Doc. No
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TL48980
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Call number
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1832932774; 10165870
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Main Entry
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Al-Sharji, Alshaatha
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Title & Author
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Physics-Based Simulations of Natural Hazards\ Kasey William SchultzRundle, John B.
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College
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University of California, Davis
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Date
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2016
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Degree
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Ph.D.
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field of study
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Physics
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student score
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2016
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Page No
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115
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Note
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Committee members: Crutchfield, James P.; Turcotte, Donald L.
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Note
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Place of publication: United States, Ann Arbor; ISBN=978-1-369-20246-5
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Abstract
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Earthquakes and tsunamis are some of the most damaging natural disasters that we face. Just two recent events, the 2004 Indian Ocean earthquake and tsunami and the 2011 Haiti earthquake, claimed more than 400,000 lives. Despite their catastrophic impacts on society, our ability to predict these natural disasters is still very limited. The main challenge in studying the earthquake cycle is the non-linear and multi-scale properties of fault networks. Earthquakes are governed by physics across many orders of magnitude of spatial and temporal scales; from the scale of tectonic plates and their evolution over millions of years, down to the scale of rock fracturing over milliseconds to minutes at the sub-centimeter scale during an earthquake. Despite these challenges, there are useful patterns in earthquake occurrence. One such pattern, the frequency-magnitude relation, relates the number of large earthquakes to small earthquakes and forms the basis for assessing earthquake hazard. However the utility of these relations is proportional to the length of our earthquake records, and typical records span at most a few hundred years. Utilizing physics based interactions and techniques from statistical physics, earthquake simulations provide rich earthquake catalogs allowing us to measure otherwise unobservable statistics.
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Subject
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Geophysics; Physics
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Descriptor
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Pure sciences;Earth sciences;Earthquakes;Tectonic plates;Tsunamis
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Added Entry
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Rundle, John B.
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Added Entry
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PhysicsUniversity of California, Davis
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