WP7: Seismic Source Activities Leaders: S. Das (UOXF) L. Dalguer (ETH-Zurich) Coordinator: L. Dalguer (ETH-Zurich) September 19-26, 2010 1 st QUEST Workshop,

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Presentation transcript:

WP7: Seismic Source Activities Leaders: S. Das (UOXF) L. Dalguer (ETH-Zurich) Coordinator: L. Dalguer (ETH-Zurich) September 19-26, st QUEST Workshop, Sardinia, Italy

Participants Active: UOXF (University of Oxford): Shamita Das, Cedrix Twardzin ETH (Federal Institute of Technology Zurich): Luis A. Dalguer, Percy Galvez INGV (Istituto Nazionale di Geofisica e Vulcanologia): Andrea Bizzarri + a PhD student CUB (Comenius University Bratislava): Perter Moczo, Jozef Kristek, Martin Galis LMU (Ludwig-Maximilians-Universität Mu ̈ nchen ): Martin Kaser, Christian Pelties IPGP (Institute de Physique du Globe Paris): Vilotte Jean-Pierre + ? UEA (University of East Anglia Norwich): Ana Ferreira Observer: CUP (Charles University Prague): Johana Brokesova UP (University of Potsdam): Mathias Holschneider ? Associated: UNA (University of Naples): Gaetano Festa ENS (Ecole Normal Superieure Paris): Raul Madariaga Collaborators: KAUST: M. Mai

Status of PhD students Percy Galvez (ETH) DEC 1, 2009 Cedric Twardzik (UOXF) Sep Walid Ben Mansour (INGV)? Jan

T7.1 Development of efficient modeling tools for earthquakes along complex faults in realistic rheology. T7.2 Inference of fault rheology from ground motions. (Dynamic inversion) T7.3 Extension of benchmark library for source modeling and inversion problems. (Task complemented with the WP2, and contribution from Martin Mai)* T7.4 Inversion of rupture from broadband records (Contribution from Martin Mai)* *Through close coordination with Heiner Igel Tasks

-Developing a numerical method to accommodate realistic dynamic earthquake rupture for complex 3D fault geometries and heterogeneous velocity structures. (Dalguer/Nissen-Meyer) PhD student Percy Galvez. Collaboration with Ampuero and Madariaga.(T7.1) - Earthquake Source Rupture Dynamic modeling (Bizzarri/Festa) possible PhD Walid Ben Mansour (T7.1) -Complex earthquake source dynamic with DG method (Martin Kaser and Christian Pelties) (T7.1) -Inversion of dynamic rupture parameters (Das/Madariaga) with PhD student Twardzik: using strong motion data; potential earthquakes to be considered are the 2004 parkfield, 2010 new Zeland. (T7.2) -Benchmark library for source modeling in coordination with WP2 (Peter Moczo). (T7.3) Specifics Tasks by Partners

-Joint inversions of surface wave and InSAR data for point source models (A. Ferreira, UEA) Martin Mai (KAUST). -Compilation of INSAR source model. (A. Ferreira, UEA and Martin Mai KAUST). -Rapid source inversions (mostly Mw, depth, strike, dip and rake) and the validation of the source parameters using long-period surface waves and normal modes (A. Ferreira, UEA and Martin Vallee, NICE) -Integration with NERA project (Dalguer/Festa) Specifics Tasks by Partners (Continuation)

Past Activities - September 17, 2010: Visited the laboratory of high velocity rotary shear apparatus operating in Rome, at INGV, to initiate a collaboration with the people working on it (Di Toro and Nielsen ). Kindly organized by Dr.A. Bizzarri.

Future Activities - May 13, 2011 Royal Astronomical society discussion meeting on“Supershear Earthquake rupture Speeds”, with invited speakers and participants of WP7, and with participation of several distinguished colleagues from the US (Archuleta, Rosakis) and Eu (Bouchon). Organized by Prof. S. Das - December 2011/12 Organize special session on Earthquake Source related topic at AGU, San Francisco. - Summer 2013 Organize special session on Earthquake Source related topic at IASPEI, Sweden

Future Activities (Continuation) Visitors to ETH to give lectures: Raul Madariaga Peter Moczo Martin Kaser -2011/2012 Source Code Validation in EU: take experience from SCEC (will be carefully discussed in future meetings) -2011/2012: Invitation of EU researchers for future QUEST workshops Luis Riviera (IPGS, Louis Pasteur University) Michel Bouchon (LGIT) Massimo Cocco, Stefan Niesen (INGV) Pascal Bernard (IPGP) Aldo Zollo (University of Naples)

Deliverables (Original project) -D9, Kinematic blind source inversion facility: Month 18 (type: Web structure). Need close coordination with Martin Mai -D25, Earthquake finite source database + resolution: Month 38 (type: D). (Need close coordination with Martin Mai) -D33, Conclusion of WP7: month 45 (type: Report) (All the partners)