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2022年9月5日四川泸定M6.8级地震震源破裂过程反演初步结果 Preliminary result for Rupture Process of Sep.5,2022,M6.8 Earthquake,Luding,China（图）
四川泸定 地震震源破裂过程 反演初步结果
2023/1/16
北京时间2022年9月5日12点52分 (UTC 2022-9-5 04:52:20) 在我国四川省泸定县发生了M6.8级地震。地震发生后，我们从IRIS数据中心下载了地震数据资料用于研究地震震源机制和震源破裂过程。选取其中信噪比较高并且沿方位角分布比较均匀的19个远场P波波形（震中距位于30°<△<90°范围之内）和21个SH波波形资料进行点源模型的震源机制解反演；根据反演结果构建有限断层模型进...
PRELIMINARY STUDY ON EARTHQUAKE SURFACE RUPTURE EXTRACTION FROM UAV IMAGES
UAV earthquake surface rupture 3D reconstruction
2018/5/16
Because of the advantages of low-cost, lightweight and photography under the cloud, UAVs have been widely used in the field of seismic geomorphology research in recent years. Earthquake surface ruptur...
DNA-tethered Membranes Formed by Giant Vesicle Rupture
Tethered lipid membrane Surface immobilized DNA Giant unilamellar vesicles
2016/5/25
We have developed a strategy for preparing tethered lipid bilayer membrane patches on solid surfaces by DNA hybridization. In this way, the tethered membrane patch is held at a controllable distance f...
Rupture history of the 1997 Umbria-Marche (Central Italy) main shocks from the inversion of GPS, DInSAR and near field strong motion data
slip history waveform inversion geodetic data modeling Colfiorito earthquakes kinematic source models
2015/9/15
We investigate the rupture history of the three largest magnitude earthquakes of the 1997 Umbria-Marche sequence by inverting GPS, DInSAR and near-source strong motion waveforms. We use the frequency ...
Inferences on the source mechanisms of the 1930 Irpinia (Southern Italy) earthquake from simulations of the kinematic rupture process
1930 Irpinia earthquake ground motion simulation kinematic source model
2015/9/11
We examine here a number of parameters that define the source of the earthquake that occurred on 23rd July 1930 in Southern Italy (in the Irpinia region). Starting from the source models proposed in d...
Modeling the dynamic rupture propagation on heterogeneous faults with rate- and state-dependent friction
dynamic rupture fault constitutive law fault friction stress heterogeneities
2015/9/10
We investigate the effects of non-uniform distribution of constitutive parameters on the dynamic propagation of
an earthquake rupture. We use a 2D finite difference numerical method and we assume tha...
3D dynamic simulations of spontaneous rupture propagation governed by different constitutive laws with rake rotation allowed
earthquake dynamics numerical modeling friction laws slip time history rake rotation
2015/9/10
In this work we present a 3D Finite Difference numerical method to model the dynamic spontaneous propagation
of an earthquake rupture on planar faults in an elastic half-space. We implement the Tract...
LASSCI2009.2: layered earthquake rupture forecast model for central Italy, submitted to the CSEP project
Earthquake rupture forecast Central Italy Model validation Time-dependent seismic hazard assessment
2015/8/28
The Collaboratory for the Study of Earthquake Predictability (CSEP) selected Italy as a testing region for probabilistic earthquake forecast models in October, 2008. The model we have submitted for th...
A 3000-year record of surface-rupturing earthquakes at Günalan: variable fault-rupture lengths along the 1939 Erzincan earthquake-rupture segment of the North Anatolian Fault, Turk
paleoseismology North Anatolian Fault fault segment
2015/8/26
The North Anatolian Fault is a ca. 1200-km-long, right-lateral, strike-slip fault that forms the northern boundary of the Anatolian plate. A damaging sequence of earthquakes ruptured almost the entire...
A teleseismic finite-fault rupture model for the August 17,1999,304;zmit earthquake (Mw = 7.6): implications for the seismic nucleation phase
North Anatolian Fault 1999 İ zmit earthquake Rupture process Slip distribution Rupture nucleation
2015/8/24
A linear finite-fault inversion procedure is applied to teleseismically recorded broadband P and SH velocity waveforms of the August 17, 1999, İzmit earthquake, to derive spatial and temporal dis...
The 2009 L’Aquila earthquake coseismic rupture: open issues and new insights from 3D finite element inversion of GPS, InSAR and strong motion data
GPS open issues and new insights
2015/8/17
We present a Finite Element inverse analysis of the static deformation
field for the Mw= 6.3, 2009 L’Aquila earthquake, in order to infer the rupture
slip distribution on the fault plane. An univoca...
The 2009 L’Aquila earthquake coseismic rupture: open issues and new insights from 3D finite element inversion of GPS, InSAR and strong motion data
Numerical approximations and analysis Seismicity and tectonics Dynamics and mechanics of faulting Europe
2015/8/14
We present a Finite Element inverse analysis of the static deformation field for the Mw= 6.3, 2009 L’Aquila earthquake, in order to infer the rupture slip distribution on the fault plane. An univocal ...
Verification of an ADER-DG method for complex dynamic rupture problems
complex dynamic rupture problems ADER-DG method
2014/12/18
We present results of thorough benchmarking of
an arbitrary high-order derivative discontinuous Galerkin
(ADER-DG) method on unstructured meshes for advanced
earthquake dynamic rupture problems.
Rupture Kinematics of the 2005Mw8.6 Nias–Simeulue Earthquake from the Joint Inversion of Seismic and Geodetic Data
Rupture Kinematics 2005Mw8.6 Nias–Simeulue Earthquake the Joint Inversion of Seismic Geodetic Data
2014/4/15
The 2005Mw8.6 Nias–Simeulue earthquake was caused by rupture of a portion of the Sunda megathrust offshore northern Sumatra. This event occurred within an array of continuous Global Positioning System...
The 2010Mw8.8 Maule, Chile earthquake: Nucleation and rupture propagation controlled by a subducted topographic high
2010Mw8.8 Maule Chile earthquake Nucleation rupture propagation controlled a subducted topographic high
2014/4/9
Knowledge of seismic properties in an earthquake rupture zone is essential for understanding the factors controlling rupture dynamics. We use data from aftershocks following the Maule earthquake to de...