GIMBERT Florent 12 rue Thiers, 38000 Grenoble Marital status : single Tél : 06.62.73.14.98 Date of birth : February 6 th 1986 e-mail : florent.gimbert@ujf-grenoble.fr Ph.D. Student at ISTerre - Grenoble Experience Research 2009 - Research fellow (Ph.D. student) - Institut des Sciences de la Terre (ISTerre) and Laboratoire de Glaciologie et de Géophysique de l Environnement (LGGE) - Grenoble. Advisors: J. Weiss and D. Amitrano - Collaborators: D. Marsan, N.C. Jourdain and G. Combe Ph.D. title: Study of the mechanical behavior of complex geophysical objects: exemple of sea ice and granular materials. Analysis of the dynamic of sea ice inertial oscillations Analytical developements on sea ice rheology Dynamics of granular materials and their transition to failure Scaling analyses on granular assemblies 2009 (4 months) Research fellow (probationer) - Laboratoire de Glaciologie et de Géophysique de l Environnement (LGGE) - Grenoble Advisors : J. Weiss and D. Marsan Internship title: Analysis of Arctic sea ice mechanical behavior from the magnitude of inertial oscillations. Analysis of sea ice tethered buoys trajectories and their response to the Coriolis force 2008 (6 months) Research fellow (probationer) - Northwestern University - Civil engineering department - Chicago Advisor : J.W. Rudnicki Internship title: Shear Band Angle Prediction on True Triaxial Testing. Analytical developements using three invarients models to predict shear band angle Teaching 2009 - Teaching Assistant - UFR de Mécanique, Université Joseph Fourrier - Grenoble Peparatory course for entrance to Grandes Ecoles, part Mechanics (2 nd year B.Sc) Course of introduction to structure mechanics in civil engineering (1 st year B.Sc) Tutorial and Practical classes of soil mechanics (3 rd year B.Sc) Other 2006-2011 Ski instructor - Les Estables Ski Station handler of competitors of cross country skiing - Plateau du Mézenc Ski Club Association cross country and alpine skiing professeur for tourists - Ecole du Ski Francais 2006-2007 Individual tutorer - Ecole Normale Supérieure - Paris Support in Physics and Mathematics for high school students 2005-2006 (summers) Fireman affected at the beach surveillance - Sapeurs Pompiers de Savoie - La Plagne 2004 (summer) Summer camp leader - Villages Vacances VAL - Chorges Youth people of 11 to 14 years old
Education 2009 Ph.D. Earth Sciences. Defense scheduled on Oct. 2012. Université de Grenoble 2008 M.Sc. Geomechanics Grade : Bien. Ecole Normale Supérieure de Paris and Université Joseph Fourier de Grenoble 2007 B.Sc. Earth and Planetary Sciences Grade : Assez Bien. Ecole Normale Supérieure de Paris. 2006 Deug Mathematics Grade : Bien. Université Blaise Pascal de Clermont Ferrand. Specific skills Languages Computer skills French (mother tongue), English (fluent) and Italian (basics). Programmation languages: Matlab, Fortran, C/C++. Technics: Descrete Element Modelling, Digital Image Correlation, Data Processing. Main interests Sport Music cross country skiing in competition, mountaineering, mountain biking. guitar playing.
Scientific Publications International Journals Gimbert, F., D. Amitrano, J. Weiss and G. Combe, From quasi-static to dense flow regime in compressed frictional granular samples. To be submitted for publication in Physical Review Letters Gimbert, F., N.C. Jourdain, D. Marsan, J. Weiss and B. Barnier, Recent mechanical weakening of the Arctic sea ice cover as revealed from larger inertial oscillations. J. Geophys. Res., 117, C00J12, doi:10.1029/2011jc007633. Gimbert, F., D. Marsan, J. Weiss, N.C. Jourdain, and B. Barnier, Sea ice inertial oscillation magnitudes in the Arctic basin. The Cryosphere Discuss., 6, 2179-2220, doi:10.5194/tcd-6-2179-2012, 2012. Scientific Conferences Conference Journals Gimbert, F., G. Combe, D. Amitrano and J. Weiss, Scaling Analysis of Deformation field within Granular Materials: Application to Strain Localization. Published in PARTICLE-BASED METHODS II Fundamentals and Applications, December 2011 Orals Gimbert, F., G. Combe, D. Amitrano, J. Weiss, Scaling Analysis of Deformation field within Granular Materials: Application to Strain Localization, International Conference on Particle-based Methods, 25-28 October 2011. Gimbert, F., N.C. Jourdain, D. Marsan, J. Weiss and B. Barnier, Recent mechanical weakening of the Arctic sea ice cover as revealed from larger inertial oscillations. Observations and Analytical Modelling. AGU Fall Meeting, 5-9 December 2011. Posters Gimbert, F., P. Rampal, D. Marsan, J. Weiss, Profound changes in Arctic sea-ice kinematics and mechanical behaviour, IGS symposium, 2010. Gimbert, F., G. Combe, D. Amitrano, J. Weiss, Multi-scale analysis of strain localization within granular materials, EGU fall meeting, 2011. Gimbert, F., G. Combe, D. Amitrano, J. Weiss, Scaling Analysis of Deformation field within Granular Materials: Application to Strain Localization, AGU Fall Meeting, 5-9 December 2011.
Teaching Classes 2011-2012 (32 h) Universitary Certificate of Concours Preparation: Part Mechanics 18 h of merged courses and tutorial classes - 20 students 2 nd year B.Sc. students coming from various course sequences. 1. Material point Mechanics material point kinematics: referentials, coordinate systems material point dynamics: Newton s laws, Energies, Gravitation, Oscillators contact mechanics: perfect liaisons, viscous friction, elastic collisions. 2. Solid Mechanics solid kinematics: definition of a solid, liberty degrees, velocity field of a solid solid kinetics: inertia momentum, kinetic moment, dynamic moment, Koenig theorem solid dynamics: generic theorems, torseurs solid liaisons: contact kinematics, sliding, rolling, sliding friction. 3. Fluid Mechanics fluid statics: fondamental equation, Archimède force. non viscous fluid dynamics: Bernouilli equation in simple flow configurations. Introdution to Structure Mechanics applied to Civil Engineering problems - Open Education program 10 h of courses + 4 h of defense projects - 25 students 1 st year B.Sc. students 1. Presentation of Civil Engineering structures: objectives, simplifications. 2. Static Mechanics: Static Fundamental Principle 3. Materials resistance beam, liaisons, external loading internal efforts simple sollicitations: traction - compression, simple flexion dimensional criteria 2010-2011 (80 h) Universitary Certificate of Concours Preparation: Part Mechanics 18 h of merged courses and tutorial classes - 20 students 2 nd year B.Sc. students Introdution to Structure Mechanics applied to Civil Engineering problems - Open Education program 10 h of courses (80 students) + 6 h of tutorial classes (30 students) + 4 h of defense projects 1 st year B.Sc. students
Teaching Classes Soil Mechanics 18 h of tutorial classes (30 students) + 2 12 h of practical classes (15 students) 3 rd year B.Sc. students of the Civil Engineering course sequence 1. Practical sessions Triaxial tests on sand and clays Direct shear tests on sand (casagrande shear box) Analogic simulation of water infiltration in soils Oedometric tests on sand 2. Tutorial sessions Introduction of soils physical parameters Water in soils Stresses in soils Superficial foundations Profound foundations Retaining structures 2009-2010 (75 h) Soil Mechanics 2 18 h of tutorial classes (30 students) + 3 12 h of practical classes (15 students) 3 rd year B.Sc. students of the Civil Engineering course sequence Tutorial activity