Study of Mechanical Engineering and Industrial Engineering in Arts et Metiers ParisTech (School of Engineer) Master in Mechanics and Materials, Paris XIII University Research Assistant, Arts et Métiers ParisTech in Aix-en-Provence phD thesis on the residual stress in nitrided layers, Arts et Métiers ParisTech Associate Professor, Arts et Métiers ParisTech in Aix-en-Provence Habilitation in Mechanical Engineering, Lille I University Head of MécaSurf Laboratory, Arts et Métiers ParisTech Aix-en-Provence Professor for Materials and Mechanical Engineering, Arts et Métiers ParisTech Aix-en-Provence Head of Mechanics, Surfaces and Materials Processing Laboratory
Aeras of interest, methodologies and projects
Residual Stress Analysis: Fundamental research on origin, stability and consequences of macroscopic and microscopic residual stresses in engineering materials. Development of measuring techniques and strategies. X-ray, synchrotron and neutron diffraction techniques. Analysis of stress, texture and microstructure. Analysis of properties resulting from manufacturing processes: Mechanical (shot peening, ), thermal thermomechanical and thermochemical (nitriding, ) surface treatments. Laser and FSW welding. Analysis of near surface properties and gradients, foundry. Behavior of Engineering Materials: Creep. Thermo-mechanical fatigue. Correlation between materials microstructures and fatigue properties. Analysis of the fatigue damage process. Liquid metal embrittlement (Rehbinger Effect). Materials: Steels, Titanium alloys. Magnesium alloys. Aluminum alloys. Nuclear Fuels. Metal Matrix composites.
Main recent works
Innovative low pressure magnesium foundry using rapid prototyping sand moulds. 2014, 4 years. Partners : Airbus Helicopters, ESI, Dianelson, Fonderies du Midi. Deformation/stress analysis of UO2 fuel due to the gas bubbles under pressure. 2013, 3 years. Partner : French Alternative Energies and Atomic Energy Agency (CEA Cadarache). Modeling of fatigue life for gas nitrided parts. 2014, 3 years. Partner : SAFRAN. Gas nitriding process development for low carbon steel. 2011, 3 years. Partner : Airbus Helicopters. Influence of pre-treatment of nitriding process. 2012, 3 years. Partners : Airbus Helicopters, Renault Sport F1, Bodycote, Transvalor. Strain analysis on welded stainless steels using XRD and EBSD. 2012, 2 years. Partner : French Alternative Energies and Atomic Energy Agency (CEA Cadarache). Elementary phenomenon of stress-corrosion using mechanical and chemical analysis. 2012, 3 years. Partner : Chimie ParisTech. Creep Behavior of UO2 fuel. 2011, 3 years. Partner : French Alternative Energies and Atomic Energy Agency (CEA Cadarache). Nuclearised EBSD device and microstrain analysis on nuclear fuels. 2010, 4 years. Partner : French Alternative Energies and Atomic Energy Agency (CEA Cadarache). Impact behavior on aluminum structure. 2011, 3 years. Partners : Tethys, ISEI, ASCA, AMU. Duplex treatment (carbonitriding + shoot peening) on gear box parts. 2008, 3 years. Partner : PSA. Generation of residual stress in nitride low carbon steels. 2007, 3 years. Partner Aubert&Duval, SAFRAN. Influence of process on stress analysis of multiphase titanium alloys. 2007, 3 years. Partner : Airbus Helicopters. FSW on magnesium thin plates. 2005, 3 years. Partners : EADS, Airbus Many other contracts using XRD technics on metallic and ceramic materials.