Bienvenue au Laboratoire Géoazur
Observatoire de la Côte d'Azur
Université Côte d'Azur
UMR 7329 CNRS - UR 082 IRD

NuageDeMots Geoazur 2024

Récupération des sismomètres OBS (Ocean Bottom Seismometer) en Mer des Caraïbes en 2011. Collecting Ocean Bottom Seismometers (OBS), Caribbean Sea, 2011.

Antenne GPS dans le secteur Efstafellsvatn, Islande, 2010. GPS antenna in the Efstafellsvatn area, Iceland, 2010.

Flotteurs MERMAID stockés dans les locaux de Géoazur (France), où le premier prototype est né en 2012. MERMAID floats stored in the Géoazur premises (France), where the first prototype was born in 2012.

Tir laser-Lune depuis la station MéO sur le plateau de Calern, France. Moon-Laser shot from the MéO station on the Calern plateau, France.

Le laboratoire Géoazur est une Unité Mixte de Recherche pluridisciplinaire, composée de géophysiciens, de géologues, et d’astronomes se fédérant autour de grandes problématiques scientifiques : les aléas et risques naturels (séismes, glissements de terrain, tsunamis, crues) et  anthropiques (séismes et vibrations induits par l’homme, pollutions, comportements humains, vulnérabilités des territoires et des structures), la dynamique de la terre et des planètes, les géosciences des environnements marins (de l’innovation numérique et instrumentale aux applications), et la géodésie et métrologie spatiale. en savoir plus

Directeur : Boris MARCAILLOU

191205 AGU19 vigL' American Geophysical Union (AGU) organise la plus importante rencontre internationale en Sciences de la Terre et de l'Espace. Ce meeting permet chaque année aux experts du monde entier de se rencontrer et d'échanger sur leur thématique.
Cette année l'évènement fête ses 100 ans d'existence en présence de 24 Géoazuréens du 9 au 13 décembre 2019 à San Francisco.

59 présentations orales ou posters impliquant un membre de Geéoazur seront présentées

Liste des Géoazuréens participant à l'édition 2019 :

 

Doctorants et post-doctorants
Géoazur

Chercheurs et enseignants-chercheurs
Géoazur
Sébastien Bonnieux
Milton Boucard
Caroline Chalumeau
Jean Furstoss
Allie Hutchison
Chao Liang
Lionel Matteo
Daniel Pacheco
Jean-Marie Torre
Louisa Tsang
Martijn Van Den Ende
Huihui Weng
Quentin Bletery
Frederic Cappa
Philippe Charvis
Clément Ganino
Yann Hello
Isabelle Manighetti
Boris Marcaillou
Gueorgui Ratzov
Marc Regnier
Lucie Rolland
Marianne Saillard
Anthony Sladen

Programme

191205 AGU prog

 En gras : collègues de Géoazur et collaborateurs à l'AGU

Sergio Leon-Rios, Hans Agurto-Detzel, Andreas Rietbrock, Alexandra Patricia Alvarado, Susan L Beck, Philippe Charvis, Benjamin Edwards, Yvonne Font, Tom Garth, Audrey Galve, Mariah Chambers Hoskins, Colton Lynner, Anne Meltzer, Jean Mathieu Nocquet, Marc M Regnier12, Frederique Rolandone, Mario Calixto Ruiz and Lillian Soto-Cordero.

One Year, Fifteen Hundred MERMAID Seismograms from the South Pacific
Joel D Simon, Princeton University, Geosciences, Princeton, NJ, United States, Frederik Simons, Princeton University, Princeton, NJ, United States, Guust Nolet, Princeton University, Princeton, United States; Université Côte d'Azur/CNRS/OCA/IRD, GéoAzur, Sophia Antipolis, France, Yann Hello, Université Côte d'Azur/CNRS/OCA/IRD, GéoAzur, Valbonne, France, Hiroko Sugioka, Kobe University, Kobe, Japan, Masayuki Obayashi, Japan Agency for Marine-Earth Science and Technology, Kanagawa, Japan and Yongshun John Chen, SUSTech, Department of Ocean Science and Engineering Southern University of Science and Technology, Shenzhen, China

Crustal Structure, Deformation, and Amalgamation of the Caribbean Plate I
Mélody Maéva Philippon, Géosciences Montpellier, Montpellier Cedex 05, France, Jenny Collier, Imperial College London, Department of Earth Science and Engineering, London, SW7, United Kingdom, Boris Marcaillou, Géoazur - Université Nice Sophia Antipolis, Valbonne, France and Paul Mann, University of Houston, Department of Earth and Atmospheric Sciences, Houston, TX, United States

Crustal Structure, Deformation, and Amalgamation of the Caribbean Plate II Posters
Mélody Maéva Philippon, Géosciences Montpellier, Montpellier Cedex 05, France, Boris Marcaillou, Géoazur - Université Nice Sophia Antipolis, Valbonne, France, Jenny Collier, Imperial College London, Department of Earth Science and Engineering, London, SW7, United Kingdom and Paul Mann, University of Houston, Department of Earth and Atmospheric Sciences, Houston, TX, United States

Distributed Acoustic Sensing: Principles, Data Processing, and Applications in Earth Sciences
Scott Tyler1, Herb F Wang2, Bob Detrick3, Robert Woodward4, Athena Chalari5, Dante Fratta2, Matthew Becker6, Robert J Mellors7, Nate Lindsey8, Robert E Abbott9, Thomas Coleman5, Verónica Rodríguez Tribaldos10, Zhongwen Zhan11, Michael Mondanos12, Jerry A Carter13, Julia Correa8, Andreas Fichtner14, Anthony Sladen15 and Martin Horst Karrenbach16,17,
(1)University of Nevada, Geological Sciences and Engineering, Reno, NV, United States(2)University of Wisconsin Madison, Madison, WI, United States(3)Incorporated Research Institutions for Seismology, Washington, DC, United States(4)IRIS, Washington, DC, United States(5)Silixa Ltd., Hertfordshire, United Kingdom(6)California State University Long Beach, Long Beach, United States(7)LLNL L-046, Livermore, CA, United States(8)Lawrence Berkeley National Laboratory, Berkeley, CA, United States(9)Sandia National Laboratories, Albuquerque, NM, United States(10)University of Cambridge, Department of Earth Sciences (Bullard Laboratories), Cambridge, United Kingdom(11)California Institute of Technology, Pasadena, CA, United States(12)Silixa Ltd., Elstree, United Kingdom(13)Incorporated Research Institutions for Seismology, Seattle, WA, United States(14)ETH Zurich, Department of Earth Sciences, Institute of Geophysics, Zurich, Switzerland(15)Geoazur - CNRS, Valbonne, France(16)Organization Not Listed, Washington, DC, United States(17)OptaSense, Inc, Brea, CA, United States

Ionospheric and Atmospheric Monitoring of Natural Hazards and Man-Made Events II Posters
Xing Meng, Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, United States, Sushil Kumar, The University of the South Pacific, School of Engineering and Physics, Suva, Fiji, Steven A Cummer, Duke University, Electrical and Computer Engineering, Durham, NC, United States and Lucie Rolland, Géoazur - Université Nice Sophia Antipolis, Valbonne, France

Fifty Years of Lunar Laser Ranging and Earth and Planetary Rotation I
Richard S Gross, Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, United States, Karl Ulrich Schreiber, Technical University of Munich, FESG - Geodetic Observatory Wettzell, Bad Koetzting, Germany, Jean Torre, Université Côte d' Azur, Observatoire de la Côte d' Azur, CNRS, IRD, Géoazur, 2130 route de l' Observatoire, Caussols, France and Veronique M A Dehant, Royal Observatory Belgium, Brussels,Belgium

Recent Progress in Lunar Laser Ranging at Grasse Laser Ranging Station Julien Chabe1, Clément Courde1, Jean Torre1, Sébastien Bouquillon2, Adrien Bourgoin3, Mourad Aimar1, Dominique Albanèse4, Bertrand Chauvineau5, Hervé Mariey1, Grégoire Martinot-Lagarde4, Nicolas Maurice4, Duy-Hà Phung4, Etienne Samain4 and Hervé Viot4, (1)Université Côte d' Azur, Observatoire de la Côte d' Azur, CNRS, IRD, Géoazur, 2130 route de l' Observatoire, Caussols, France, (2)SYRTE, Observatoire de Paris, PSL Research University, CNRS, Sorbonne Universités, UPMC Univ. Paris 06, LNE, Paris, France, (3)Università di Bologna, Dipartimento di Ingegneria Industriale, Forlì, Italy, (4)Géoazur - Université Nice Sophia Antipolis, Valbonne, France, (5)Université Côte d'Azur, Observatoire de la Côte d'Azur, CNRS, Laboratoire Lagrange, Bd de l'Observatoire, CS 34229, 06304 Nice Cedex 4, France, Nice, France

Paris Observatory Lunar Analysis Center: from LLR predictions to tests of fundamental Physics Adrien Bourgoin1, Sébastien Bouquillon2, Aurélien Hees2, Christophe Le Poncin-Lafitte2, Gérard Francou2, Marie-Christine Angonin2, Teddy Carlucci2, Jean Torre3, Clément Courde3, Julien Chabe3, Hervé Mariey3 and Mourad Aimar3, (1)Università di Bologna, Dipartimento di Ingegneria Industriale, Forlì, Italy, (2)SYRTE, Observatoire de Paris, PSL Research University, CNRS, Sorbonne Universités, UPMC Univ. Paris 06, LNE, Paris, France, (3)Université Côte d' Azur, Observatoire de la Côte d' Azur, CNRS, IRD, Géoazur, 2130 route de l' Observatoire, Caussols, Franc

Accounting for elastic anisotropy in crystal plasticity within the context of olivine dynamic recrystallization using a level-set framework Jean Furstoss1, Carole Petit2, Daniel Pino Muñoz3, Clément Ganino4 and Marc Bernacki3, (1)Geoazur, Valbonne, France, (2)Université Côte d’Azur, CNRS, OCA, IRD, Géoazur, Sophia Antipolis, France, (3)Mines ParisTech, Paris, France, (4)Géoazur - Université Nice Sophia Antipolis, Valbonne, France

Oligocene to Pliocene paleogeography of the northern Lesser Antilles arc
Jean-Jacques Cornée, UMR5243 Geosciences Montpellier, CNRS, Montpellier, France, Philippe Munch, Géosciences Montpellier, UMR CNRS 5243, Université de Montpellier, Université des Antilles, Place Eugène Bataillon, 34000, Montpellier, France, Melody Philippon, University of Antilles, Pointe à Pitre, France, Marcelle BouDagher-Fadel, University College London, Department of Earth Sciences, London, United Kingdom, Frederic Quillevere, University of Lyon I, Villeurbanne, France, Mihaela Melinte-Dobrinescu Sr, Geoecomar, Bucarest, Romania, Etienne Leveneur, Géosciences Montpellier, Montpellier Cedex 05, France, Aurelien Gay, UMR 5243 Geosciences Montpellier, Montpellier University, Montpellier, France, Solene Meyer, Univ. Montpellier, Montpellier, France, Jean-Len Léticée, UMR 5243 Geosciences Montpellier, Antilles University, Pointe à Pitre, Guadeloupe, Boris Marcaillou, Géoazur - Université Nice Sophia Antipolis, Valbonne, France, Muriel Laurencin, IUEM, LGO UMR 6538, Plouzané, France, Frauke Klingelhoefer, IFREMER, Plouzané, France, Jean-Frederic Lebrun, Université des Antilles et de la Guyane, Géosciences, Pointe-à-Pitre, France, Serge Lallemand, Univ Montpellier 2, Montpellier, France and GARANTI

Numerical Modeling of Fluid-Induced Slip on Rate-and-State Faults Motivated by a Field Experiment
Nadia Lapusta1, Stacy Larochelle1, Jean-Paul Ampuero2 and Frederic Cappa3, (1)California Institute of Technology, Pasadena, CA, United States, (2)Université Côte d'Azur, CNRS, IRD, OCA, Géoazur, Valbonne, France, (3)Université Côte d’Azur, CNRS, Observatoire de la Côte d’Azur, IRD, Géoazur, Sophia-Antipolis, France

Complex Faulting Through the Gulf of Guayaquil, Ecuador
Marc M Regnier1, Ponce Gabriela2, Marianne Saillard1, Audin Laurence3, Sandro Vaca2, Alexandra Patricia Alvarado2 and Mario Calixto Ruiz4, (1)Géoazur - Université Côte d'Azur - IRD - CNRS - Observatoire de la côte d'Azur, Valbonne, France, (2)Instituto Geofísico de la Escuela Politécnica Nacional, Quito, Ecuador, (3)IRD, CNRS, Université Grenoble Alpes, ISTerre, Grenoble, France, (4)Instituto Geofísico, Escuela Politécnica Nacional, Quito, Ecuador

New insights into the volcanic history of Guadeloupe and its interaction with faulting from submarine ROV observations and sampling offshore Les Saintes (Guadeloupe) - high-resolution mapping, K-Ar dating and geochemistry on data from the Subsaintes cruise (April 2017)
Mathilde Henri1, Anne Le Friant2, Jean-Christophe Komorowski2, Xavier Quidelleur3, Javier Escartin4, Christine Deplus5, Nathalie Feuillet6, Frédérique Leclerc7 and Catherine Mevel8, (1)Institut de Physique du Globe de Paris, Paris, France, (2)Université de Paris, Institut de Physique du Globe de Paris, Paris, France, (3)Lab. GEOPS / University Paris-Sud, Orsay Cedex, France, (4)Institut de Physique du Globe, Paris, France, (5)IPGP & CNRS, Paris Cedex 05, France, (6)Institut de Physique du Globe de Paris, Sorbonne Paris Cité, Université Paris Diderot, Paris, France, (7)Géoazur-Université Côte d'Azur, Nice, France, (8)Geosciences Marines, Paris, France

Martian Infrasound: Listening from NASA’s InSight Lander
Donald J Banfield
1, Daniel C Bowman2, Aymeric Spiga3, Raphael F. Garcia4, Leo Martire4, Lucie Rolland5, Philippe Henri Lognonné6, Matt Siegler7, Luis Mora Sotomayor8, Sara Navarro9, Jose A Rodriguez-Manfredi10 and InSight Science Team, (1)Cornell University, Center for Radiophysics and Space Research, Ithaca, NY, United States, (2)UNC Chapel Hill, Chapel Hill, NC, United States, (3)Laboratoire de Météorologie Dynamique UPMC, Paris, France, (4)Institut Supérieur de l'Aéronautique et de l'Espace, DEOS/SSPA, Toulouse Cedex 04, France, (5)Géoazur - Université Nice Sophia Antipolis, Valbonne, France, (6)Université de Paris, Institut de physique du globe de Paris, CNRS, Paris, France, (7)Southern Methodist University, Dallas, United States, (8)INTA-CSIC, Madrid, Spain, (9)Centro de Astrobiologia (CSIC-INTA), Instrumentation, Madrid, Spain, (10)Centro de Astrobiología (CSIC-INTA), Madrid, Spain

Deciphering shorelines of the Holocene Mega-Chad lake: role of the isostatic rebound
Anthony MEMIN1, Jacques Hinderer2, Jean-François Ghienne3, Claude Roquin4 and Mathieu Schuster4, (1)Université Côte d’Azur, Géoazur, Valbonne, France, (2)CNRS IPGS, Strasbourg, France, (3)University of Strasbourg, IPGS-EOST, CNRS-UMR 7516, Strasbourg, France, (4)UMR 7516 CNRS-Université de Strasbourg, Institut de Physique du Globe de Strasbourg, Strasbourg, France

Tsunami risk estimation by GNSS-TEC ionospheric sounding: an additional piece of information for future tsunami warning systems
Giovanni Occhipinti1, Fabio Manta2, Lucie Rolland3, Lujia Feng2, Emma Hill4 and Philippe Henri Lognonné5, (1)Université de Paris, Institut de Physique du Globe de Paris, CNRS, Paris, France, (2)Earth Observatory of Singapore, Singapore, Singapore, (3)Géoazur - Université Nice Sophia Antipolis, Valbonne, France, (4)Nanyang Technological University, Asian School of the Environment, Singapore, Singapore, (5)Université de Paris, Institut de physique du globe de Paris, CNRS, Paris, France

Ionospheric Monitoring of Large Earthquakes Rupture Complexity with Waveform Modeling Support.
Lucie Rolland1, Carene S Larmat2, Dylan Mikesell3, Florian Zedek4, Cedric Twardzik5,6, Anthony Sladen7, Quentin Bletery7, Jean Mathieu Nocquet8 and Bertrand Delouis7, (1)OCA - Géoazur - Université Côte d'Azur, Valbonne, France, (2)Los Alamos National Laboratory, EES-17, Los Alamos, NM, United States, (3)Boise State University, Department of Geosciences, Boise, ID, United States, (4)CNRS - Géoazur - Université Côte d'Azur, Valbonne, France, (5)Géoazur - Université Nice Sophia Antipolis, Valbonne, France, (6)Institut de Physique du Globe de Strasbourg, University of Strasbourg and CNRS, Strasbourg Cedex, France, (7)Geoazur - CNRS, Valbonne, France, (8)Université Côte d'Azur, IRD, CNRS, Géoazur, Valbonne, France

Easy development of monitoring applications for an autonomous float
Sebastien Bonnieux, Géoazur - Université Nice Sophia Antipolis, Valbonne, France, Mireille Blay-Fornarino, I3S, Université Côte d’Azur, CNRS, Valbonne, France, Sébastien Mosser, Université du Québec à Montréal, Montréal, Canada, Yann Hello, Université Côte d'Azur/CNRS/OCA/IRD, GéoAzur, Valbonne, France and Guust Nolet, GeoAzur/UNSA, Sophia Antipolis, France

Slip acceleration by coalescence of slow slip events, a link between slow and fast earthquakes ?
Quentin Bletery and Jean Mathieu Nocquet, Université Côte d’Azur, IRD, CNRS, Observatoire de la Côte d'Azur, Géoazur, Valbonne, France

Fluid-Induced Fault Slip in Laboratory and In-Situ Experiments coupled with Hydromechanical Models
Frederic Cappa1, Marco Maria Scuderi2, Cristiano Collettini2, Yves Guglielmi3 and Jean-Philippe Avouac4, (1)Université Côte d'Azur, Geoazur, Nice, France, (2)Sapienza University of Rome, Rome, Italy, (3)University of California Berkeley, Berkeley, CA, United States, (4)California Institute of Technology, Division of Geological and Planetary Sciences, Pasadena, CA, United States

Infrasound on Mars: Numerical Modelling and Application to InSight’s APSS/SEIS Data
Leo Martire1, Raphael F. Garcia1, Aymeric Spiga2, Lucie Rolland3, Donald J Banfield4, Philippe Henri Lognonné5, William Bruce Banerdt6 and Roland Martin7, (1)Institut Supérieur de l'Aéronautique et de l'Espace, DEOS/SSPA, Toulouse Cedex 04, France, (2)Laboratoire de Météorologie Dynamique UPMC, Paris, France, (3)Géoazur - Université Nice Sophia Antipolis, Valbonne, France, (4)Cornell University, Center for Radiophysics and Space Research, Ithaca, NY, United States, (5)Université de Paris, Institut de physique du globe de Paris, CNRS, Paris, France, (6)Jet Propulsion Laboratory, Pasadena, CA, United States, (7)GET Géosciences Environnement Toulouse, Toulouse, France

Contrasting Geomorphic Response to Normal Fault Growth During Single and Multi-phase Rifting
Sofia Pechlivanidou1, Anneleen Geurts1, Guillaume Duclaux2, Christos Pennos1, Robert Gawthorpe1 and Patience A Cowie1, (1)University of Bergen, Department of Earth Science, Bergen, Norway, (2)Géoazur - Université Côte d'Azur - IRD - CNRS - Observatoire de la côte d'Azur, Valbonne, France

Record of past extreme events in marine sediments offshore Eastern Taiwan: Preliminary results of the MD214 EAGER Oceanographic Cruise
Gueorgui Ratzov1, Nathalie Babonneau2, Shu-Kun Hsu3, Andrew T Lin4, Chih-Chieh Su5, Serge Lallemand6, Marie Revel1, Adrien Flament1, Bruno Wilhelm7, Antonio Cattaneo8, Maria Angela Bassetti9, Delphine Bosch10 and The EAGER Oceanographic Cruise Scientific Team, (1)Géoazur - Université Nice Sophia Antipolis, Valbonne, France, (2)CNRS, UMR6538 Géosciences Océan, IUEM, Université de Brest, Plouzané, France, (3)Natl Central Univ, Chung-Li, Taiwan, (4)Institute of Geophysics, National central university, Department of Earth Sciences, Jhongli, Taiwan, (5)NTU National Taiwan University, Institute of Oceanography, Taipei, Taiwan, (6)UMR5243 Geosciences Montpellier, CNRS, Montpellier, France, (7)Institut des Géosciences de l'Environnement - Université Grenoble Alpes, Grenoble, France, (8)IFREMER, Plouzané, France, (9)University of Perpignan, CEFREM, Perpignan, France, (10)Géosciences Montpellier, Montpellier Cedex 05, France

Refined constraints on P9’s location through a new analysis of Cassini navigation data
Andrea Di Ruscio, Sapienza University of Rome, Rome, Italy, Agnès Fienga, Observatoire de la Côte d’Azur, Géoazur, Valbonne, France and Luciano Iess, Univ. La Sapienza, Roma, Italy

A new approach in earthquake early warning system by prompt elastogravity signals
Jean-Paul Montagner1, Kévin Juhel2, Jean-Paul Ampuero3, Matteo Barsuglia4, Pascal Bernard2, Giovanni Losurdo5 and Martin Vallée2, (1)University de Paris, Institut de Physique du Globe de Paris, Paris, France, (2)Institut de Physique du Globe de Paris, Paris, France, (3)Université Côte d'Azur, CNRS, IRD, OCA, Géoazur, Valbonne, France, (4)Université Paris Diderot, APC, Paris, France, (5)INFN Pisa, Pisa, Italy

Incorporating fault maturity-related earthquake slip characteristics into final rupture length determination for Earthquake Early Warning
Alexandra A Hutchison1,2, Maren Böse1, Frederick Massin3 and Isabelle Manighetti2, (1)ETH Zurich, Zurich, Switzerland, (2)GEOAZUR-OCA, Sophia Antipolis, France, (3)SED, Swiss Seismological Service, Zurich, Switzerland

Distributed sensing of earthquakes and ocean-solid Earth interactions analysis using the fiber optic telecom seafloor cable KM3NET offshore Toulon, France
Anthony Sladen, Université Côte d’Azur, CNRS, OCA, IRD, Géoazur, Sophia-Antipolis, France, Diane Rivet, Université Côte d'Azur, CNRS, IRD, OCA, Géoazur, Nice, France, Jean-Paul Ampuero, Université Côte d'Azur, CNRS, IRD, OCA, Géoazur, Valbonne, France, Louis De Barros, Université Côte d'Azur, CNRS, IRD, OCA, Géoazur, Sophia Antipolis, France, Yann Hello, Université Côte d'Azur/CNRS/OCA/IRD, GéoAzur, Valbonne, France, Gaëtan Calbris, Febus Optics, Pau, France and Patrick Lamare, Aix Marseille Univ, CNRS/IN2P3 / CPPM, Marseille, France

A review of strain partitioning in the Northern Lesser Antilles (Guadeloupe to Virgin Island).
Boris Marcaillou, University of Nice-Sophia Antipolis, Nice, France, Muriel Laurencin, IUEM, LGO UMR 6538, Plouzané, France, David Graindorge, UMR LGO, Bretagne University, Brest, France, Jean-Frederic Lebrun, UMR5243 Geosciences Montpellier, Antilles University, Pointe-à-Pitre, France, Frauke Klingelhoefer, IFREMER, Plouzané, France, Milton Boucard, UMR5243 Geosciences Montpellier, Antilles University, Pointe à Pitre, Guadeloupe, Mireille Laigle, GeoAzur, Valbonne, France, Serge Lallemand, UMR5243 Geosciences Montpellier, CNRS, Montpellier, France and Laure Schenini, UMR GeoAzur, CNRS, Valbonne, France

Is “V” shaped Basins and Spurs system in Northern Lesser Antilles Forearc related to transition from Subduction to Collision?
Milton Boucard, UMR5243 Geosciences Montpellier, Antilles University, Pointe à Pitre, Guadeloupe, Jean-Frederic Lebrun, UMR5243 Geosciences Montpellier, Antilles University, Pointe-à-Pitre, France, Boris Marcaillou, Géoazur - Université Nice Sophia Antipolis, Valbonne, France, Muriel Laurencin, IUEM, LGO UMR 6538, Plouzané, France, Melody Maeva Philippon, Géosciences Montpellier, UMR CNRS 5243, Université des Antilles, Université de Montpellier, Campus de Fouillole, 97170, Pointe-à-Pitre, Guadeloupe, Jean-Jacques Cornée, UMR5243 Geosciences Montpellier, CNRS, Montpellier, France, Laure Schenini, UMR GeoAzur, CNRS, Valbonne, France, David Graindorge, UMR LGO, Bretagne University, Brest, France and Frauke Klingelhoefer, IFREMER, Plouzané, France

Slip acceleration by coalescence of slow slip events, a link between slow and fast earthquakes ?
Quentin Bletery and Jean Mathieu Nocquet, Université Côte d’Azur, IRD, CNRS, Observatoire de la Côte d'Azur, Géoazur, Valbonne

Anelastic Global Adjoint Tomography
Ridvan Orsvuran, University of Cote d'Azur, Geoazur, Valbonne, France, Ebru Bozdag, Colorado School of Mines, Golden, CO, United States and Daniel B Peter, King Abdullah University of Science and Technology, Physical Sciences and Engineering, Thuwal, Saudi Arabia

Slow Supershear (sub-Eshelby) Earthquake Ruptures on Long Faults
Huihui Weng1, Elif Oral1 and Jean-Paul Ampuero2,3, (1)Géoazur - Université Nice Sophia Antipolis, Valbonne, France, (2)Université Côte d'Azur, CNRS, IRD, OCA, Géoazur, Valbonne, France, (3)California Institute of Technology, Seismological Laboratory, Pasadena, United States

Fluid-Induced Fault Slip in Laboratory and In-Situ Experiments coupled with Hydromechanical Models
Frederic Cappa1, Marco Maria Scuderi2, Cristiano Collettini2, Yves Guglielmi3 and Jean-Philippe Avouac4, (1)Université Côte d'Azur, Geoazur, Nice, France, (2)Sapienza University of Rome, Rome, Italy, (3)University of California Berkeley, Berkeley, CA, United States, (4)California Institute of Technology, Division of Geological and Planetary Sciences, Pasadena, CA, United States

Recent Progress in Lunar Laser Ranging at Grasse Laser Ranging Station
Julien Chabe1, Clément Courde1, Jean Torre1, Sébastien Bouquillon2, Adrien Bourgoin3, Mourad Aimar1, Dominique Albanèse4, Bertrand Chauvineau5, Hervé Mariey1, Grégoire Martinot-Lagarde4, Nicolas Maurice4, Duy-Hà Phung4, Etienne Samain4 and Hervé Viot4, (1)Université Côte d' Azur, Observatoire de la Côte d' Azur, CNRS, IRD, Géoazur, 2130 route de l' Observatoire, Caussols, France, (2)SYRTE, Observatoire de Paris, PSL Research University, CNRS, Sorbonne Universités, UPMC Univ. Paris 06, LNE, Paris, France, (3)Università di Bologna, Dipartimento di Ingegneria Industriale, Forlì, Italy, (4)Géoazur - Université Nice Sophia Antipolis, Valbonne, France, (5)Université Côte d'Azur, Observatoire de la Côte d'Azur, CNRS, Laboratoire Lagrange, Bd de l'Observatoire, CS 34229, 06304 Nice Cedex 4, France, Nice, France

Paris Observatory Lunar Analysis Center: from LLR predictions to tests of fundamental Physics
Adrien Bourgoin1, Sébastien Bouquillon2, Aurélien Hees2, Christophe Le Poncin-Lafitte2, Gérard Francou2, Marie-Christine Angonin2, Teddy Carlucci2, Jean Torre3, Clément Courde3, Julien Chabe3, Hervé Mariey3 and Mourad Aimar3, (1)Università di Bologna, Dipartimento di Ingegneria Industriale, Forlì, Italy, (2)SYRTE, Observatoire de Paris, PSL Research University, CNRS, Sorbonne Universités, UPMC Univ. Paris 06, LNE, Paris, France, (3)Université Côte d' Azur, Observatoire de la Côte d' Azur, CNRS, IRD, Géoazur, 2130 route de l' Observatoire, Caussols, France

Accounting for elastic anisotropy in crystal plasticity within the context of olivine dynamic recrystallization using a level-set framework
Jean Furstoss1, Carole Petit2, Daniel Pino Muñoz3, Clément Ganino4 and Marc Bernacki3, (1)Geoazur, Valbonne, France, (2)Université Côte d’Azur, CNRS, OCA, IRD, Géoazur, Sophia Antipolis, France, (3)Mines ParisTech, Paris, France, (4)Géoazur - Université Nice Sophia Antipolis, Valbonne, France

Imaging the frictional properties of glacier beds using ambient seismic noise monitoring : application to Whillans ice stream, Antarctica
Gauthier Guerin, Géoazur - Université Nice Sophia Antipolis, Valbonne, France, Aurélien Mordret, ISTerre, Saint Martin d'Hères, France, Diane Rivet, Institut de Physique du Globe de Paris, Paris, France, Bradley Paul Lipovsky, Stanford University, Stanford, CA, United States and Brent M Minchew, Organization Not Listed, Washington, DC, United States

Time-Azimuth tomography by adjoint approach: joint hypocenter-velocity inversion
Jean Virieux1, Andrzej Górszczyk2, Serge Sambolian3, Stephane Operto4, Alessandra Ribodetti4, Jean-Marie Mirebeau5, Romain Brossier6 and Ludovic Métivier2, (1)University Grenoble Alpes, ISTerre, Grenoble, France, (2)Univ. Grenoble Alpes, Grenoble, France, (3)University of Côte d'Azur, Nice, France, (4)Université Côte d'Azur, Géoazur, CNRS - IRD - OCA, Nice, France, (5)Univ. Paris-Sud, LMO, Orsay, France, (6)U Joseph Fourier, Grenoble Cedex 9, France

Towards Bridging the Coseismic and Postseismic Phases: Insights from Imaging Very Early Afterslip of the 2016 Pedernales Earthquake in Ecuador
Louisa L Tsang1, Mathilde Vergnolle1, Cedric Twardzik1, Anthony Sladen2, Jean Mathieu Nocquet1, Frederique Rolandone3, Hans Agurto-Detzel1, Olivier Cavalié1,4, Paul Jarrin1,5 and Patricia A Mothes5, (1)Université Côte d’Azur, CNRS, OCA, IRD, Géoazur, Valbonne, France, (2)Université Côte d’Azur, CNRS, OCA, IRD, Géoazur, Sophia-Antipolis, France, (3)Sorbonne Université, CNRS-INSU, Institut des Sciences de la Terre Paris, Paris, France, (4)Université de Lyon, UCBL, CNRS, LBL-TPE, Villeurbanne, France, (5)Instituto Geofísico, Escuela Politécnica Nacional, Quito, Ecuador

Stratigraphy and Tectonics of the Continental Norfolk Ridge, SW Pacific Ocean
Julien Collot, Geological Survey of New Caledonia - SGNC/DIMENC, Nouméa, New Caledonia, Walter R Roest, Ifremer Centre Brest, Plouzane, France, Rupert Sutherland, Victoria University of Wellington, Wellington, New Zealand, Martin Patriat, IFREMER, Plouzané, France, Samuel Etienne, ADECAL Technopole / Geological Survey of New Caledonia, Nouméa, New Caledonia, Aurelien Bordenave, Geological Survey of New Caledonia, Noumea, New Caledonia, Boris Marcaillou, Géoazur - Université Nice Sophia Antipolis, Valbonne, France, Schnurle Philippe, Ifremer, Plouzané, France, Caroline Juan, DIMENC, Geological Survey of New Caledonia, Nouméa, New Caledonia, Daniel H N Barker, GNS Science, Lower Hutt, New Zealand, Wanda Rose Stratford, GNS Science-Institute of Geological and Nuclear Sciences Ltd, Lower Hutt, New Zealand, Simon Williams, University of Sydney, Sydney, NSW, Australia, Sylvie Wolf, Univ Paris 06 CNRS UMR7193, Sorbonne Univ. ISTEP, Paris, France, Camille Noël Clerc, Université de la Nouvelle-Calédonie, Institut des Sciences Exactes et Appliquées, Nouméa, New Caledonia and Martin Crundwell, GNS Science, Paleontology, Lower Hutt, New Zealand

Structural Controls on Postseismic Deformation Following the Mw 7.8 Pedernales, Ecuador Megathrust Earthquake: Insights from Joint Tomographic Inversion and Aftershock Relocation
Mariah Chambers Hoskins1, Anne Meltzer1, Josh Stachnik1, Hans Agurto-Detzel2, Alexandra Patricia Alvarado3, Susan L Beck4, Philippe Charvis2, Yvonne Font2, Stephen Hernandez5, Clinton D Koch4, Sergio Leon Rios6, Colton Lynner4, Marc M Regnier7, Andreas Rietbrock6 and Mario Calixto Ruiz5, (1)Lehigh University, Earth and Environmental Sciences, Bethlehem, PA, United States, (2)Géoazur - Université Nice Sophia Antipolis, Université Côte d'Azur, IRD, CNRS, OCA, Valbonne, France, (3)Instituto Geofísico de la Escuela Politécnica Nacional, Quito, Ecuador, (4)University of Arizona, Tucson, AZ, United States, (5)Escuela Politécnica Nacional, Instituto Geofísico, Quito, Ecuador, (6)Karlsruhe Institute of Technology, Karlsruhe, Germany, (7)Géoazur - Université Côte d'Azur - IRD - CNRS - Observatoire de la côte d'Azur

Slow slip events detected by borehole strainmeters in the Longitudinal Valley, Taiwan
Alexandre Canitano, Institute of Earth Sciences Academia Sinica, Taipei, Taiwan, Hector Gonzalez-Huizar, University of Texas at El Paso, El Paso, TX, United States, Ya-Ju Hsu, Institute of Earth Sciences, Academia Sinica, Taipei, Taiwan, Maxime Godano, Géoazur - Université Nice Sophia Antipolis, Université Côte d'Azur, IRD, CNRS, OCA, Valbonne, France, Alan T Linde, Carnegie Inst Washington, Washington, DC, United States and Selwyn I Sacks, Carnegie Institution for Science, Department of Terrestrial Magnetism, Washington, DC, United States

The influence of megathrust depth-varying elastic properties on the rupture of the 1992 Nicaragua tsunami earthquake
Manel Prada, Institute of Marine Science - CSIC, Barcelona, Spain, Valenti Sallares, Institute of Marine Sciences - CSIC, Barcelona, Spain, Adria Melendez, Institute of Marine Sciences-CSIC, Barcelona, Spain, Slaven Begovic, ICM-CSIC, Barcelona-CSI, Geosciences, Barcelona, Spain, Alcinoe Calahorrano, Institute of Marine Science -CSIC, Barcelona, Spain, Cesar R Ranero, ICREA at Institute of Marine Sciences-CSIC, Barcelona, Spain, Percy Galvez, King Abdullah University of Science and Technology, Thuwal, Saudi Arabia and Jean-Paul Ampuero, Université Côte d'Azur, CNRS, IRD, OCA, Géoazur, Valbonne, France

From major caldera subsidence to quiescence at the world’s top volcanic degassing source (Ambrym, Vanuatu): the influence of regional tectonics
Tara Shreve1, Raphael Grandin1, Marie Boichu2, Esline Garaebiti3, Yves Moussallam4, Valérie Ballu5, Francisco Delgado6, Frédérique Leclerc7, Martin Vallée6, Nicolas Henriot8, Sandrine Cevuard3, Dan Tari3, Pierre Lebellegard9 and Bernard Pelletier9, (1)Université de Paris, Institut de Physique du Globe de Paris (IPGP), UMR 7154, Paris, France, (2)Université de Lille, Laboratoire d’Optique Atmosphérique (LOA), Villeneuve d'Ascq, France, (3)Vanuatu Meteorology and Geohazards Department, Port Vila, Vanuatu, (4)Université Clermont Auvergne, Laboratoire Magmas et Volcans (LMV), Clermont-Ferrand, France, (5)University of La Rochelle, La Rochelle, France, (6)Institut de Physique du Globe de Paris, Paris, France, (7)Géoazur-Université Côte d'Azur, Nice, France, (8)Laboratoire d'Optique Atmosphérique - Université de Lille, CNRS, UMR 8518, Villeneuve d'Ascq, France, (9)IRD Nouvelle-Calédonie, Nouméa, New Caledonia

Mobile Earthquake Recording in Marine Areas by Independent Divers:New features–and Results from SPPIM, its First Big Deployment in the South Pacific
Yann Hello, Géoazur - Université Nice Sophia Antipolis, Research and Development, Valbonne, France, Sebastien Bonnieux, GeoAzur, Valbonne, France, Joel D Simon, Princeton University, Geosciences, Princeton, NJ, United States, Yongshun John Chen, SUSTech, Department of Ocean Science and Engineering Southern University of Science and Technology, Shenzhen, China, Masayuki Obayashi, Japan Agency for Marine-Earth Science and Technology, Kanagawa, Japan, Hiroko Sugioka, Kobe University, Kobe, Japan, Olivier Philippe, OSEAN SAS, Le Pradet, France, Frederik Simons, Princeton University, Princeton, NJ, United States and Guust Nolet, GeoAzur/UNSA, Sophia Antipolis, France

Long Term Recurrence of Deeply Ponded Turbidites and Thick Homogenites in the Lesser Antilles Forearc: Imprint of Great Earthquakes
Chloé Seibert1, Nathalie Feuillet2, Christian Beck3, Emmanuelle Ducassou4, Pierre Morena5, Lola Johannes6, Gueorgui Ratzov7, Chris Goldfinger8, Antonio Cattaneo5 and Eva Moreno9, (1)Institut de Physique du Globe de Paris, Paris, France, (2)Institut de Physique du Globe de Paris, Sorbonne Paris Cité, Université Paris Diderot, Paris, France, (3)ISTERRE, Université de Savoie, Chambéry, France, (4)Université de bordeaux, UMR CNRS 5850 EPOC, Pessac, France, (5)IFREMER, Plouzané, France, (6)MNHN National Museum of Natural History Paris, Paris, France, (7)GéoAzur, Université Nice Sophia Antipolis, Valbonne, France, (8)Oregon State University, College of Earth, Ocean, and Atmospheric Sciences, Corvallis, OR, United States, (9)Museum National d'Histoire Naturelle, Paris, France

Seismic interferometry at the urban scale: imaging the Quito basin
Daniel Alejandro Pacheco1,2, Diego Mercerat3, Francoise Courboulex2, Aurore Laurendeau4 and Alexandra Patricia Alvarado1, (1)Instituto Geofísico, Escuela Politécnica Nacional, Quito, Ecuador, (2)Géoazur, Université Côte d'Azur, CNRS, IRD, OCA, Valbonne, France, (3)CEREMA, Laboratoire de Nice, Nice, France, (4)IRSN Institut de Radioprotection et de Sûreté Nucléaire, Fontenay Aux Roses Cedex, France

From high-resolution seismic tomography to full-waveform inversion using OBS and MCS data jointly: a look on the challenges and limits of crustal imaging.
Serge Sambolian1, Stephane Operto1, Alessandra Ribodetti1, Jean Virieux2 and Andrzej Górszczyk3,4, (1)Université Côte d'Azur, Géoazur, CNRS - IRD - OCA, Nice, France, (2)University Grenoble Alpes, Grenoble, France, (3)Univ. Grenoble Alpes, Grenoble, France, (4)Institute of Geophysics Polish Academy of Sciences, Warsaw, Poland

Automatic mapping of fractures and faults in optical images and Digital Surface Models with deep learning
Lionel Mattéo1,2, Isabelle Manighetti1, Onur Tasar2, Frédérique Leclerc1, Nicolas Girard2, Yuliya Tarabalka3, Tiziano Giampietro4, Chelsea Scott5, Stephane Dominguez6, Martijn van den Ende4, Ramon Arrowsmith7, Alexandre Vincendeau4, Tyler Scott5 and Jacques Malavieille8, (1)Géoazur-Université Côte d'Azur, Nice, France, (2)Inria-Université Côte d'Azur, Sophia Antipolis, France, (3)LuxCarta, Sophia Antipolis, France, (4)Géoazur-Université Côte d'Azur, Sophia Antipolis, France, (5)Arizona State University, Tempe, AZ, United States, (6)University of Montpellier, Montpellier, France, (7)Arizona State Univ, Tempe, AZ, United States, (8)Universite Montpellier 2, Montpellier, France

Impact of 3D Green's Functions with Topography on Coseismic Slip Model Inversions
Leah Langer1, Théa Ragon2,3, Anthony Sladen4 and Jeroen Tromp1, (1)Princeton University, Princeton, NJ, United States, (2)California Institute of Technology, Pasadena, DC, United States, (3)Université Côte d’Azur, CNRS, OCA, IRD, Géoazur, Valbonne, France, (4)Geoazur - CNRS, Valbonne, France

Joint estimates of co-seismic slip and early afterslip: neglecting early afterslip may bias co- and post-seismic slip models
Théa Ragon1,2, Anthony Sladen3, Quentin Bletery4, Mathilde Vergnolle1, Olivier Cavalié1, Antonio Avallone5, Julien Balestra6, Bertrand Delouis1 and Mark Simons7, (1)Université Côte d’Azur, CNRS, OCA, IRD, Géoazur, Valbonne, France, (2)California Institute of Technology, Pasadena, DC, United States, (3)Université Côte d’Azur, CNRS, OCA, IRD, Géoazur, Sophia-Antipolis, France, (4)Université Côte d’Azur, IRD, CNRS, Observatoire de la Côte d'Azur, Géoazur, Valbonne, France, (5)Istituto Nazionale di Geofisica e Vulcanologia, Rome, Italy, (6)Université Côte d’Azur, Valbonne, France, (7)California Institute of Technology, Pasadena, CA, United States

Morpho-Tectonic Segmentation vs. Seismic Segmentation along the Andean Margin
Marianne Saillard1, Marc M Regnier1, Audin Laurence2, Regis Braucher3, Sandro Vaca4, Francois Michaud5, Mohamed Chlieh2, Nicolas Espurt6, Jean-Noel Proust7, Guillaume Duclaux1, Andrea L Cisneros1, Alexandra Patricia Alvarado4, Maria Jose Hernandez1 and MARACAS program team, (1)Géoazur - Université Côte d'Azur - IRD - CNRS - Observatoire de la côte d'Azur, Valbonne, France, (2)IRD, CNRS, Université Grenoble Alpes, ISTerre, Grenoble, France, (3)CEREGE, Aix-Marseille Universit2, Aix-en-Provence, France, (4)Instituto Geofísico de la Escuela Politécnica Nacional, Quito, Ecuador, (5)Geoazur-Sorbonne Université, Valbonne, France, (6)CEREGE - Aix-Marseille Université, Aix en Provence, France, (7)CNRS, Rennes, France

Does the Pressure Diffusion Rate Control Induced Seismicity: Insights from Two Fault Activation Experiments
Yves Guglielmi1, Jens Birkholzer1, Frederic Cappa2, Louis De Barros3, Christophe Nussbaum4 and Jonny Rutqvist5, (1)Lawrence Berkeley National Laboratory, Berkeley, CA, United States, (2)Université Côte d’Azur, CNRS, Observatoire de la Côte d’Azur, IRD, Géoazur, Sophia-Antipolis, France, (3)Université Côte d'Azur, CNRS, IRD, OCA, Géoazur, Sophia Antipolis, France, (4)Swisstopo, Wabern, Switzerland, (5)Lawrence Berkeley National Laboratory, Energy Geosciences Division, Berkeley, CA, United States

Seismic rupture on propagating faults: Off-fault fan, splay faults and wing cracks
Simon Preuss1, Jean-Paul Ampuero2, Taras Gerya1 and Ylona van Dinther3, (1)ETH Swiss Federal Institute of Technology Zurich, Zurich, Switzerland, (2)Université Côte d'Azur, CNRS, IRD, OCA, Géoazur, Valbonne, France, (3)ETH Zurich, Zurich, Switzerland

Relationship between afterslip and regular slow slip events at the Ecuadorian subduction interface
Frederique Rolandone1, Jean Mathieu Nocquet2,3, Patricia A Mothes4, Paul Jarrin1,2 and Mathilde Vergnolle2, (1)Sorbonne Université, CNRS-INSU, Institut des Sciences de la Terre Paris, Paris, France, (2)Université Côte d’Azur, IRD, CNRS, Observatoire de la Côte d'Azur, Géoazur, Valbonne, France, (3)Institut de Physique du Globe de Paris, Paris, France, (4)Instituto Geofisico EPN - Ecuador, Quito, Ecuador

Repeating Aftershocks of the 16th April 2016 Mw 7.8 Pedernales (Ecuador) Earthquake Underline the Interplay Between Afterslip and Seismicity
Caroline Chalumeau1, Hans Agurto-Detzel2, Louis De Barros3, Philippe Charvis4, Yvonne Font4, Andreas Rietbrock5, Audrey Galve4, Alexandra Patricia Alvarado6, Susan L Beck7, Stephen Hernandez8, Mariah Chambers Hoskins9, Sergio Leon-Rios5, Colton Lynner10, Anne Meltzer9, Diego Mercerat11, Jean Mathieu Nocquet12, Marc M Regnier1, Frederique Rolandone13, Mario Calixto Ruiz8 and Lillian Soto-Cordero14, (1)Géoazur - Université Côte d'Azur - IRD - CNRS - Observatoire de la côte d'Azur, Valbonne, France, (2)Géoazur - Université Nice Sophia Antipolis, Valbonne, France, (3)Université Côte d'Azur, CNRS, IRD, OCA, Géoazur, Sophia Antipolis, France, (4)Géoazur - Université Nice Sophia Antipolis, Université Côte d'Azur, IRD, CNRS, OCA, Valbonne, France, (5)Karlsruhe Institute of Technology, Karlsruhe, Germany, (6)Instituto Geofísico de la Escuela Politécnica Nacional, Quito, Ecuador, (7)University of Arizona, Tucson, AZ, United States, (8)Escuela Politécnica Nacional, Instituto Geofísico, Quito, Ecuador, (9)Lehigh University, Earth and Environmental Sciences, Bethlehem, PA, United States, (10)Yale University, New Haven, CT, United States, (11)CEREMA, Laboratoire de Nice, Nice, France, (12)Université Côte d'Azur, IRD, CNRS, Géoazur, Valbonne, France, (13)Univ Pierre et Marie Curie, Paris, France, (14)University of Puerto Rico, Mayaguez, PR, United States

How to properly invert dense seismic data? What we learned from slope tomography.
Serge Sambolian1, Stephane Operto1, Alessandra Ribodetti1 and Jean Virieux2, (1)Université Côte d'Azur, Géoazur, CNRS - IRD - OCA, Nice, France, (2)University Grenoble Alpes, Grenoble, France

Petrologic evidence for high-temperature (>850 °C) fumarolic system and implications for the extinct hydrothermal fields.
Clément Ganino, Université Côte d'Azur, OCA, CNRS, Géoazur, Valbonne, France, Guy Libourel, Université Côte d'Azur, OCA, CNRS, Lagrange, Laboratoire Lagrange, NIce, France and Alain M Bernard, Université Libre de Bruxelles, Brussel, Belgium

 

 

 

 

 


 

LES PROJETS DE RECHERCHE PHARE

MEGA - ANR 2023
ABYSS - ERC 2022
INSeiS - ANR 2022
HOPE - ERC 2022
OSMOSE - ANR 2022
LisAlps - ANR 2021
NILAFAR - ANR PRC 2021
EARLI - ERC 2021
WIND - Consortium Pétrolier 2020
S5 - ANR 2019
MARACAS - ANR 2018
Et aussi...
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MEGA - ANR 2023
ABYSS - ERC 2022
INSeiS - ANR 2022
HOPE - ERC 2022
OSMOSE - ANR 2022
LisAlps - ANR 2021
NILAFAR - ANR PRC 2021
EARLI - ERC 2021
WIND - Consortium Pétrolier 2020
S5 - ANR 2019
MARACAS - ANR 2018
Et aussi...
previous arrow
next arrow