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Marleine BRAX (EL)

Marleine BRAX (EL)

Instructor

School of Engineering of Beirut – Chargé de Cours

+961 (1) 421 000 marleine.brax@usj.edu.lb

Marleine Brax is a researcher at the Conseil National de la Recherche Scientifique. She is Director of the Centre National de Géophysique, a government research institution.Marlène Brax holds a civil engineering degree a DEA in Structures and Soil Mechanics from ESIB (USJ) and a PhD in Geophysics from the University of Grenoble (France). With publications in peer-reviewed journals, her research focuses on studies linking the seismology and the earthquake engineering. At a national level, Marleine Brax is - member of the National Committee for the Coordination of Disaster and Crisis Operations at the Serail.- member of the committee responsible for developping the seismic regulations at the Lebanese Standards Institute (LIBNOR)- member of the scientific committee at the Order of Engineers and Architects in Beirut.At an international level, Marleine Brax is - member of the executive council of CSEM (Centre Sismologie Euro-Méditerranéen) in Paris,- Lebanons National Contact at the Provisional Technical Secretariat of the CTBTO (Comprehensive Nuclear-Test-Ban Treaty Organization) in Vienna, - Lebanon's National Contact in the Intergovernmental Coordination Group for the Tsunami Warning System for the North-East Atlantic, the Mediterranean and Connected Seas (NEAMTWS) at Unesco,- Lebanon's permanent correspondent to the EUR-OPA Major Hazards Agreement.

Education

Degree University Country Year
Seismic Hazard and Microzonation in Beirut Université Grenoble Alpes France 2013
Structures et Mécanique des Sols Saint Joseph University of Beyrouth Lebanon 2002
Génie Civil Saint Joseph University of Beyrouth Lebanon 1994

University teaching outside USJ

University teaching outside USJ Country Institution Start date End date
Faculty of Engineering Lebanon 01/01/2017

Professional experience outside USJ

Professional experience Organisation Start date End date
Director of the center National Center for Geophysics 01/01/2016
Researcher National Center for Geophysics 01/11/2013 31/12/2015
Engineer National Center for Geophysics 01/01/2002 31/10/2013
Engineer Private office 01/10/1995 31/12/2001
Engineer LibanConsult 01/08/1994 01/09/1995

Areas of expertise

Engineering and Technology, Sciences

Research themes

•Seismology•Engineering Seismology•Seismic Hazard•Seismic Risk•Site effects Seismic Microzonation•Seismic ground motion prediction•Building Seismic Catalogues•PSHA

Publications and communications

•Marwa Safa, Etienne Bertrand, Marleine Brax, Rafael Abreu, (2024). An Elaborate Seismic Study of Beirut: Integrating 3D Multidisciplinary Geotechnical Model Definition, Machine Learning Enhancements, Numerical Simulations. Proceedings of the 7th International Conference on Geotechnical Geophysical Site Characterization, Barcelona, 18 - 21 June 2024 8 pages.•Sarah El Kadri, Céline Beauval, Marleine Brax, Pierre-Yves Bard, Mathilde Vergnolle, Yann Klinger, (2023). A fault-based probabilistic seismic hazard model for Lebanon, controlling parameters hazard levels. Bulletin of Earthquake Engineering 21, pages 3163–3197•Sarah El-Kadri, Céline Beauval, Marleine Brax, Yann Klinger, Pierre-Yves Bard (2021). The difficulty of estimating probabilistic seismic hazard for Lebanon. Proceedings of the 17th World Conference on Earthquake Engineering, 17WCEE, Sendai, Japan, 27 September – 2 October 2021 13 pages.•Marleine Brax, Paola Albini, Céline Beauval, Rachid Jomaa, Alexandre Sursock (2019). An Earthquake Catalog for the Lebanese Region. Seismological Research Letters 90 (6): 2236–2249.•Marleine Brax, Pierre-Yves Bard, Anne-Marie Duval, Etienne Bertrand, Muhsin Elie-Rahhal, Rachid Jomaa, Cécile Cornou, Christophe Voisin Alexandre Sursock (2018). Towards a microzonation of the Greater Beirut area: an instrumental approach combining earthquake ambient vibration recordings. Bulletin of Earthquake Engineering, 16:5737-5767.•Lasserre C., Pinel-Puysségur B., Champenois J., Vergnolle M., Voisin C., Klinger Y., Doin M.P., Pathier E., Brax M., Abdel-Massih D. (2017). Present-day Deformation in Lebanon Measured by Synthetic Aperture Radar Interferometry (InSAR), Paper 112 - Earthquakes tectonics I, Fringe 2017, Helsinki, Finland.•Marleine Brax, Mathieu Causse and Pierre-Yves Bard (2016). Ground motion prediction in Beirut: a multi-step procedure coupling Empirical Green’s Functions, Ground Motion Prediction Equations and instrumental transfer functions. Bulletin of Earthquake Engineering, 14:3317-3341.•Marleine BRAX, Cécile CORNOU, Christophe VOISIN and Pierre-Yves BARD (2014). Mapping the fundamental frequencies in the city of Beirut, using ambient noise measurements. Proceedings of the Second European Conference on Earthquake Engineering and Seismology (2ECEES), Istanbul, Turkey, Paper #868, 12 pages.•Cécile CORNOU, Marleine BRAX, Nancy SALLOUM, Muhsin Elie RAHHAL, Farah HARAKEH, Jacques HARB, Dalia YOUSSEF ABDEL-MASSIH, Armand MARISCAL, Christophe VOISIN, Denis JONGMANS, Pierre-Yves BARD (2014). Shear-wave velocity structure and correlation with n-spt values in different geological formations in Beirut, Lebanon. Proceedings of the Second European Conference on Earthquake Engineering and Seismology (2ECEES), Istanbul, Turkey, Paper # 1523, 9 pages. •Marleine Brax (2013) Aléa et Microzonage Sismiques à Beyrouth. Ph.D. Thesis, Université de Grenoble, France, 279 pages (in English).