ACADÉMICO
ANDRÉS TASSARA O. Profesor Asociado
andrestassara@udec.cl (56) (41) 2204738
GRADOS ACADÉMICOS Geólogo, Universidad de Chile (1997), Magister en Ciencias, Mención Geología, Universidad de Chile (1997), Doctor en Ciencias Naturales, Mención Geofísica, Universidad Libre de Berlín, Alemania (2005).
ESPECIALIZACIÓN Integración de geología y geofísica al estudio de procesos geodinámicos. INTERESES Geodinámica andina, peligros geológicos, sismotectónica en zonas de subducción, estructura cortical y su relación con metalogénesis. ASIGNATURAS Geología Andina, Geología General (para Biología y Geofísica), Terremotos en Zonas de Subducción.
PROYECTOS Y PUBLICACIONES
PROYECTOS

Director Alterno, Núcleo Milenio “El Ciclo Sísmico a lo largo de Zonas de Subducción”, NM160025 Ministerio de Economía, 2017-2020. http://cyclosismico.cl/

Investigador Responsable, “The Australia-Antarctica divorce: a natural laboratory for quantifying key controls on plate motions”, INACH RG_16_16, 2017-2018

Investigador Responsable, “Active Tectonics and Volcanism at the Southern Andes (ACTIVO)”, FONDECYT 1151175, 2015-2018

Investigador Responsable, “CONvergence PARtitioning at the Southern Andes (CONPARSA): Numerical Modeling of Crustal Deformation”, FONDECYT 1101034, 2011-2014

Investigador Responsable, “POSTSEISMIC DEFORMATION ALONG THE LIQUIÑE-OFQUI FAULT ZONE AFTER THE 2010 MAULE EARTHQUAKE”, International Scientific Cooperation Programm DFG/Conicyt PCCI130039, 2014-2016.

Co-Investigador, “Volcanism on the Nazca Plate: plumes and plate tectonic processes”, FONDECYT 1141303, 2014-2017.

Co-Investigador, “Numerical implementation of coupled fluid-solid mechanical methods for modelling of seismo-volcanic systems along the Chilean margin”, International Scientific Cooperation Programm ECOS/Conicyt C13U03, 2014-2016.

Co-Investigador, “Ground deformation monitoring and modeling of South-American volcanoes using satellite and ground based geodetic surveys”, Japan Aerospace Exploration Agency (JAXA) P114002, 2014-2016.

Investigador Responsable, “Numerical modeling of the seismic cycle in relation with permanent deformation at the southern Andes”, International Scientific Cooperation Programm DAAD/Conicyt 2058-2010, 2011-2013.

Investigador Responsable, “Anatomy of the CHIlean Subduction Zone and Influence on Seismogenesis (ACHISZS)”. FONDECYT 1070279, 2008-2010.

PUBLICACIONES (ÚLTIMOS 5 AÑOS)

Assumpcao, M., Feng, M., Tassara, A., Julia, J. (2013). Models of crustal thickness for South America from seismic refraction, receiver functions and surface wave tomography. Tectonophysics. Vol 609, p.82-96.

Piña-Gauthier, M., Lara, L., Bataille, K., Tassara, A., Báez, JC. (2013). Co-eruptive deformation and dome growth during the 2008-2009 Chaitén eruption, Southern Andes. Andean Geology, Vol 40, N2, p 310-323.

Bedford, J., Moreno, M., Baez, J. C., Lange, D., Tilmann, F., Rosenau, M., Heidbach, O., Oncken, O., Bartsch, M., Rietbrock, A., Tassara, M. & Vigny, C. (2013). A high-resolution, time-variable afterslip model for the 2010 Maule Mw= 8.8, Chile megathrust earthquake. Earth and Planetary Science Letters, 383, 26-36.

Giambiagi, Laura; Tassara, Andrés; Mescua, José; Tunik, Maisa; Alvarez, Pamela P; Godoy, Estanislao; Hoke, Greg; Pinto, Luisa; Spagnotto, Silvana; Porras, Hernán (2014). Evolution of shallow and deep structures along the Maipo--Tunuyán transect (33o 40 S): from the Pacific coast to the Andean foreland. In Sepulveda, S. A., Giambiagi, L. B., Moreiras, S. M., Pinto, L., Tunik, M., Hoke, G. D. & Farías, M. (eds) Geodynamic Processes in the Andes of Central Chile and Argentina, Geological Society, London, Special Publications 399, p. 1-22.

Mescua, José F; Giambiagi, Laura B; Tassara, Andrés; Gimenez, Mario; Ramos, Víctor A. (2014). Influence of pre-Andean history over Cenozoic foreland deformation: Structural styles in the Malargüe fold-and-thrust belt at 35o S, Andes of Argentina. Geosphere, V10, N3, p. 585-609

Colli, L., I. Stotz, H.-P. Bunge, M. Smethurst, S. Clark, G. Iaffaldano, A. Tassara, F. Guillocheau, and M. C. Bianchi (2014). Rapid South Atlantic spreading changes and coeval vertical motion in surrounding continents: Evidence for temporal changes of pressure-driven upper mantle flow. Tectonics, V32, p. 1-18, doi:10.1002/2014TC003612.

Montalva, G.; Chávez-García, F.; Tassara, A.; Jara, D. (2015). Site effects and building damage characterization in Concepción after the Mw8.8 Maule earthquake. Earthquake Spectra, http://dx.doi.org/10.1193/101514EQS158M.

Tassara, A., Soto, H., Bedford, J., Moreno, M., & Baez, J. C. (2016). Contrasting amount of fluids along the megathrust ruptured by the 2010 Maule earthquake as revealed by a combined analysis of aftershocks and afterslip. Tectonophysics, 671, 95-109.

Echaurren, A., Folguera, A., Gianni, G., Orts, D., Tassara, A., Encinas, A., & Valencia, V. (2016). Tectonic evolution of the North Patagonian Andes (41o–44o S) through recognition of syntectonic strata. Tectonophysics, 677, 99-114. 10.1016/j.tecto.2016.04.009

Mescua, J., L. Giambiagi, M. Barrionuevo, A. Tassara, D. Mardonez, M. Mazzitelli & A. Lossada (2016). Basement composition and basin geometry controls on upper- crustal deformation in the Southern Central Andes (30-36oS). Geological Magazine, http://dx.doi.org/10.1017/S0016756816000364.

Contreras, M., Tassara, A., Gerbault, M., Araya, R. & Bataille, K. (2016). Interseismic deformation at subduction zones investigated by 2D numerical modeling: case study before the 2010 Maule earthquake. Andean Geology, 43 (3): 247-262, doi: 10.5027/andgeoV43n3-a01.

Wendt, A., Tassara, A., Baez, JC., Basualto, D., Lara, L. & García, F. (2017). Possible structural control on the 2011 eruption of Puyehue-Cordón Caulle Volcanic Complex (southern Chile) determined by InSAR, GPS and seismicity. Geophysical Journal International, 208, 134-147, doi: 10.1093/gji/ggw355.

Catalan, N., Bataille, K., Tassara, A & Araya, R. (2017). Depth-dependent geometry of margin-parallel strike-slip faults within oblique subduction zones. Andean Geology 44 (1): 79-86, doi: 10.5027/andgeoV44n1-a05.

Schilling, M. E., Carlson, R. W., Tassara, A., Conceicão, R. V., Bertotto, G. W., Vásquez, M., & Morata, D. (2017). The origin of Patagonia revealed by Re-Os systematics of mantle xenoliths. Precambrian Research, 294, 15-32.

Cardona, C., Tassara, A., Gil-Cruz, F., Lara, L., Morales, S., Kohler, P., & Franco, L. (2018). Crustal seismicity associated to rapid surface uplift at Laguna del Maule Volcanic Complex, Southern Volcanic Zone of the Andes. Journal of Volcanology and Geothermal Research, 353, 83-94.

Eshagh, M., Steinberger, B., Tenzer, R., & Tassara, A. (2018). Comparison of gravimetric and mantle flow solutions for sub-lithopsheric stress modeling and their combination. Geophysical Journal International, 213(2), 1013-1028.

Maksymowicz, A and Tassara, A. (2018). The Geometry of the Continental Wedge and Its Relation to the Rheology and Seismicity of the Chilean Interplate Boundary. In Evolution of the Chilean-Argentinean, Folguera et al. Eds., Springer Earth System Sciences, Spriger Press, Germany.

Moreno, M., Li, S., Melnick, D., Bedford, J., Baez, JC., Motagh, M., Metzger, S., Vajedia, S., Sippl, M., Gutknecht, J., Contreras, E., Deng, Z., Tassara, A., Oncken, O. (2018). Chilean megathrust earthquake recurrence linked to frictional contrast at depth. Nature Geosciences, 11, 285-290.

Pickler, C., Gurza, E. G., Beltrami, H., Mareschal, J. C., Suárez, F., Chacon-Oecklers, A., Blin, N., Cortes, M.T., Montenegro, A., Harris, R., Tassara, A. Recent climate variations in Chile: constraints from borehole temperature profiles. Climate of the Past, 14, 559-575. https://doi.org/10.5194/cp-14-559-2018.

Departamento Ciencias de la Tierra