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Probabilistic Characterization of Seismic Ground Deformation due to Tectonic Fault Movements

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Probabilistic Characterization of Seismic Ground Deformation due to Tectonic Fault Movements. / Goda, Katsu.

In: Soil Dynamics and Earthquake Engineering, Vol. 100, 09.2017, p. 316–329.

Research output: Contribution to journalArticle

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Goda K. Probabilistic Characterization of Seismic Ground Deformation due to Tectonic Fault Movements. Soil Dynamics and Earthquake Engineering. 2017 Sep;100:316–329. Available from, DOI: 10.1016/j.soildyn.2017.05.039

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Goda, Katsu / Probabilistic Characterization of Seismic Ground Deformation due to Tectonic Fault Movements.

In: Soil Dynamics and Earthquake Engineering, Vol. 100, 09.2017, p. 316–329.

Research output: Contribution to journalArticle

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@article{75fd4f707d3f43a8aa00e674c486e493,
title = "Probabilistic Characterization of Seismic Ground Deformation due to Tectonic Fault Movements",
abstract = "Tectonic ground deformations in the near-fault region cause major damage to buildings and infrastructure. To characterize ground deformation demands on structures, a novel stochastic approach to evaluate the ground deformations of tectonic origin is developed by combining probabilistic models of earthquake source parameters, synthetic earthquake slip models, and Okada equations for calculating the deformation field due to a fault movement. The output of the method is the probability distribution of ground deformations at a single location or differential ground deformations between two locations. The derived probabilistic models can be employed as input to advanced structural models and analyses. The method is illustrated for the 16 April 2016 Kumamoto earthquake in Japan. By comparing simulated ground deformations with observed deformations at multiple sites, a set of refined source models is first derived and then used to investigate the detailed earthquake characteristics of the event and to develop probability distributions of tectonic ground deformations at target sites.",
keywords = "Earthquake, Tectonic ground deformation, Fault rupture, Near-fault region, 16 April 2016 Kumamoto earthquake",
author = "Katsu Goda",
year = "2017",
month = "9",
doi = "10.1016/j.soildyn.2017.05.039",
volume = "100",
pages = "316–329",
journal = "Journal of Soil Dynamics and Earthquake Engineering",
issn = "0267-7261",
publisher = "Amsterdam:Elsevier",

}

RIS - suitable for import to EndNote

TY - JOUR

T1 - Probabilistic Characterization of Seismic Ground Deformation due to Tectonic Fault Movements

AU - Goda,Katsu

PY - 2017/9

Y1 - 2017/9

N2 - Tectonic ground deformations in the near-fault region cause major damage to buildings and infrastructure. To characterize ground deformation demands on structures, a novel stochastic approach to evaluate the ground deformations of tectonic origin is developed by combining probabilistic models of earthquake source parameters, synthetic earthquake slip models, and Okada equations for calculating the deformation field due to a fault movement. The output of the method is the probability distribution of ground deformations at a single location or differential ground deformations between two locations. The derived probabilistic models can be employed as input to advanced structural models and analyses. The method is illustrated for the 16 April 2016 Kumamoto earthquake in Japan. By comparing simulated ground deformations with observed deformations at multiple sites, a set of refined source models is first derived and then used to investigate the detailed earthquake characteristics of the event and to develop probability distributions of tectonic ground deformations at target sites.

AB - Tectonic ground deformations in the near-fault region cause major damage to buildings and infrastructure. To characterize ground deformation demands on structures, a novel stochastic approach to evaluate the ground deformations of tectonic origin is developed by combining probabilistic models of earthquake source parameters, synthetic earthquake slip models, and Okada equations for calculating the deformation field due to a fault movement. The output of the method is the probability distribution of ground deformations at a single location or differential ground deformations between two locations. The derived probabilistic models can be employed as input to advanced structural models and analyses. The method is illustrated for the 16 April 2016 Kumamoto earthquake in Japan. By comparing simulated ground deformations with observed deformations at multiple sites, a set of refined source models is first derived and then used to investigate the detailed earthquake characteristics of the event and to develop probability distributions of tectonic ground deformations at target sites.

KW - Earthquake

KW - Tectonic ground deformation

KW - Fault rupture

KW - Near-fault region

KW - 16 April 2016 Kumamoto earthquake

U2 - 10.1016/j.soildyn.2017.05.039

DO - 10.1016/j.soildyn.2017.05.039

M3 - Article

VL - 100

SP - 316

EP - 329

JO - Journal of Soil Dynamics and Earthquake Engineering

T2 - Journal of Soil Dynamics and Earthquake Engineering

JF - Journal of Soil Dynamics and Earthquake Engineering

SN - 0267-7261

ER -