Philippe Lours

ORCID: 0000-0001-5010-7023
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About
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Research Areas
  • High-Temperature Coating Behaviors
  • Metallurgy and Material Forming
  • Nuclear Materials and Properties
  • Microstructure and Mechanical Properties of Steels
  • Aluminum Alloy Microstructure Properties
  • Metal Forming Simulation Techniques
  • Metal Alloys Wear and Properties
  • Advanced ceramic materials synthesis
  • Catalytic Processes in Materials Science
  • Welding Techniques and Residual Stresses
  • Additive Manufacturing Materials and Processes
  • Additive Manufacturing and 3D Printing Technologies
  • High Entropy Alloys Studies
  • High Temperature Alloys and Creep
  • Microstructure and mechanical properties
  • Advanced materials and composites
  • Gas Sensing Nanomaterials and Sensors
  • Advanced Surface Polishing Techniques
  • Aluminum Alloys Composites Properties
  • Catalysis and Oxidation Reactions
  • Material Properties and Applications
  • Fusion materials and technologies
  • Metallurgical Processes and Thermodynamics
  • Luminescence Properties of Advanced Materials
  • Corrosion Behavior and Inhibition

Université de Toulouse
2010-2023

Institut Clément Ader
2014-2023

IMT Mines Albi
2004-2023

Institut Superieur de l'Aeronautique et de l'Espace (ISAE-SUPAERO)
2019-2023

Université Toulouse III - Paul Sabatier
2010-2023

Centre National de la Recherche Scientifique
2014-2023

Institut Mines-Télécom
2023

Centre Hospitalier d'Albi
2017

Centre Interuniversitaire de Recherche et d’Ingénierie des Matériaux
2014

École Nationale Supérieure des Mines de Paris
2005-2009

The high strength of 5% chromium steels at elevated temperature is directly related to their complex microstructure generated by specific heat treatments that consist thoroughly controlled austenitizing, quenching and tempering. Fracture toughness fatigue crack propagation are studied for various treatments. It shown changing the austenitizing temperature, i.e. grain size morphology primary carbides, does not change fracture characteristics. However, modifications tempering, impacting alloy...

10.1016/j.proeng.2011.04.105 article EN Procedia Engineering 2011-01-01

Abstract Laser‐based powder bed fusion (LPBF) is attractive to build complex parts in spite of the low machinability Inconel 625. The LPBF microstructures and tensile properties are well documented literature. But fatigue impact intrinsic defects on crack initiation propagation mechanisms uncommon. Low high‐cycle tests at room service temperature presented this paper prove that shorten stage. After annealing heat treatment, microstructure adapts defects, response becomes similar a free...

10.1111/ffe.13648 article EN Fatigue & Fracture of Engineering Materials & Structures 2022-01-11

Thermochromic pigments are commonly used for off-line temperature mapping on components from systems operating at a higher than 1073 K.However, their resolution is often limited by the discrete number of color transitions they offer.This paper investigates potential erbia-yttria co-doped zirconia as florescent thermal history sensor alternative to thermochromic pigments.Samples yttria-stabilized powder (YSZ, 8.3 mol% YO 1.5 ) doped with ErO and synthesized sol-gel route calcined 15 minutes...

10.1088/0964-1726/26/1/015001 article EN Smart Materials and Structures 2016-11-17

Austenitic stainless steel UNS S31603 (SS316L) is widely used in the resources industry due to its excellent corrosion resistance, ductility, and weldability. Recently, laser-based powder bed fusion (LPBF) manufacturing has gained popularity for creating SS316L components with complex geometries superior mechanical properties. However, rapid melting solidification of deposited layers during thermal cycle LPBF produce residual stresses. Components manufactured through are frequently under...

10.5006/4311 article EN CORROSION 2023-05-30

Abstract The transmission electron microscopy in-situ straining technique is employed to measure the breaking angles of strengthening precipitates in aluminium alloy 6056-T6 as they are sheared by dislocations. experimental determination character bowed dislocation segments when dislocations pinned on allows us calculate corresponding line tensions. From this, maximum forces F m that can sustain before being deduced. It suggested may be regarded a quantitative parameter which includes...

10.1080/01418619708200007 article EN Philosophical Magazine A 1997-11-01

10.1016/j.jmatprotec.2005.03.029 article EN Journal of Materials Processing Technology 2005-06-20
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