Search Results - "Bouvier, Salima"

Multiscale characterization of head check initiation on rails under rolling contact fatigue: Mechanical and microstructure analysis by Benoît, Dylewski, Salima, Bouvier, Marion, Risbet

“…Head Check is a major rolling contact fatigue (RCF) defect initiated after cyclic wheel/rail contacts by severe plastic deformation of the rail head surface. A…”
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Interfacial characteristics and cohesion mechanisms of linear friction welded dissimilar titanium alloys: Ti–5Al–2Sn–2Zr–4Mo–4Cr (Ti17) and Ti–6Al–2Sn–4Zr–2Mo (Ti6242) by Boyat, Xavier, Ballat-Durand, Dorick, Marteau, Julie, Bouvier, Salima, Favergeon, Jérôme, Orekhov, Andrey, Schryvers, Dominique

“…A detailed microstructural examination endeavoring to understand the interfacial phenomena yielding to cohesion in solid-state assembling processes was…”
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Micromechanical modeling of the work-hardening behavior of single- and dual-phase steels under two-stage loading paths by Yoshida, Kengo, Brenner, Renald, Bacroix, Brigitte, Bouvier, Salima

“…▶ Work-hardening behavior of single-phase steel and dual-phase steel. ▶ Elastoplastic crystal plasticity model in conjunction with the incremental…”
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Characterization of the Microstructure Changes Induced by a Rolling Contact Bench Reproducing Wheel/Rail Contact on a Pearlitic Steel by Lafilé, Vincent, Marteau, Julie, Risbet, Marion, Bouvier, Salima, Merino, Pierrick, Saulot, Aurélien

“…Understanding the effects of wheel-rail contact on the microstructure of rails is an important issue for railway management. The impact of wheel-rail contact…”
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Effect of regularization of Schmid law on self-consistent estimates for rate-independent plasticity of polycrystals by Yoshida, Kengo, Brenner, Renald, Bacroix, Brigitte, Bouvier, Salima

“…The mechanical response of an elastoplastic polycrystalline aggregate is estimated by means of Taylor and Hill's incremental self-consistent models in…”
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Non-quadratic anisotropic potentials based on linear transformation of plastic strain rate by Kim, Daeyong, Barlat, Frédéric, Bouvier, Salima, Rabahallah, Meziane, Balan, Tudor, Chung, Kwansoo

“…In this paper, anisotropic strain rate potentials based on linear transformations of the plastic strain rate tensor were reviewed in general terms. This type…”
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Effect of hardness, microstructure, normal load and abrasive size on friction and on wear behaviour of 35NCD16 steel by Trevisiol, Céline, Jourani, Abdeljalil, Bouvier, Salima

“…Wear and friction properties depend on many parameters such as normal load and material hardness. However, coupled contributions of microstructure and abrasive…”
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Contributions of an innovative post-weld heat treatment to the micro-tensile behavior of two mono-material linear friction welded joints using: The β-metastable Ti–5Al–2Sn–2Zr–4Mo–4Cr (Ti17) and the near-α Ti–6Al–2Sn–4Zr–2Mo (Ti6242) Ti-alloys by Ballat-Durand, Dorick, Bouvier, Salima, Risbet, Marion

“…The mechanical behavior of two mono-material Ti-alloy joints obtained by Linear Friction Welding (LFW) were investigated through micro-tensile testing combined…”
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Multi-scale investigation of highly anisotropic zinc alloys using crystal plasticity and inverse analysis by Cauvin, Ludovic, Raghavan, Balaji, Bouvier, Salima, Wang, Xiaodong, Meraghni, Fodil

“…Zinc and its alloys are important industrial materials due to their high corrosion resistance, low cost and good ductility. However, the characterization of…”
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The tridimensional gradient of microstructure in worn rails – Experimental characterization of plastic deformation accumulated by RCF by Dylewski, Benoît, Risbet, Marion, Bouvier, Salima

“…The goal of this work is to increase understanding of plastic deformation of the pearlitic microstructure in the wheel/rail contact. The tridimensional…”
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Through analysis of the microstructure changes during linear friction welding of the near-α titanium alloy Ti-6Al-2Sn-4Zr-2Mo (Ti6242) towards microstructure optimization by Ballat-Durand, Dorick, Bouvier, Salima, Risbet, Marion, Pantleon, Wolfgang

“…Linear Friction Welding (LFW) is a solid-state joining process producing narrow joints mainly developed for the aircraft industry. The thermo-mechanical loads…”
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Multi-scale and multi-technic microstructure analysis of a linear friction weld of the metastable-β titanium alloy Ti-5Al-2Sn-2Zr-4Mo-4Cr (Ti17) towards a new Post-Weld Heat Treatment by Ballat-Durand, Dorick, Bouvier, Salima, Risbet, Marion, Pantleon, Wolfgang

“…Linear Friction Welding (LFW) is a solid-state joining process producing narrow joints mainly developed for the aircraft industry. The Thermo-Mechanical…”
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Deep Understanding of the Influence of the Process Parameters During Linear Friction Welding on the Joint Quality and the Microstructural Changes of Two Mono-Material Titanium Alloy Joints: The β-Metastable Ti-5Al-2Sn-2Zr-4Mo-4Cr (Ti17) and the Near-α Ti-6Al-2Sn-4Zr-2Mo (Ti6242) by Ballat-Durand, Dorick, Bouvier, Salima, Risbet, Marion

“…Linear friction welding (LFW) of near-α Ti-6Al-2Sn-4Zr-2Mo (Ti6242) and β-metastable Ti-5Al-2Sn-2Zr-4Mo-4Cr (Ti17) was studied through eight sets of process…”
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Effect of martensite volume fraction and abrasive particles size on friction and wear behaviour of a low alloy steel by Trevisiol, C., Jourani, A., Bouvier, S.

“…Friction tests between a ferrite-martensite dual phase steel, with different martensite volume fractions (48–98%), and an abrasive paper with different sizes…”
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Prediction of fatigue damage and spalling in a multilayered journal bearing shell by El-Daher, Chafic C., Kebir, Hocine, Bouvier, Salima, Pont, Mathieu, Hay, Maxime

“…A 3D nonlinear approach for predicting the fatigue damage of plain journal bearings is proposed. The criterion selected, among several models, is inspired by…”
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Friction and Wear Mechanisms of 316L Stainless Steel in Dry Sliding Contact: Effect of Abrasive Particle Size by Jourani, A., Bouvier, S.

“…The present work investigates the dry sliding friction and wear behavior of 316L austenitic stainless steel. Wear tests are performed on a pin-on-plane…”
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An attempt to generate mechanical white etching layer on rail surface on a new rolling contact test bench by Merino, Pierrick, Cazottes, Sophie, Lafilé, Vincent, Risbet, Marion, Saulot, Aurélien, Bouvier, Salima, Marteau, Julie, Berthier, Yves

“…This study presents a successful attempt to reproduce White Etching Layer (WEL) under pure mechanical conditions, with the use of a new experimental test bench…”
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Characterization of the microstructure evolution and subsurface hardness of graded stainless steel produced by different mechanical or thermochemical surface treatments by Marteau, J., Bouvier, S.

“…The work presented in this paper is dedicated to a multi-scale characterization of plastically graded materials obtained with mechanical (ultrasonic shot…”
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The multi-scale roughness analyses and modeling of abrasion with the grit size effect on ground surfaces by Bigerelle, Maxence, Mathia, Thomas, Bouvier, Salima

“…[Display omitted] ► For coarse abrasive particles d, EAPV seems to do not depend on d whatever the scale of observation. ► For intermediate size particles d,…”
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Comparison of microstructure changes induced in two pearlitic rail steels subjected to a full-scale wheel/rail contact rig test by Wen, J., Marteau, J., Bouvier, S., Risbet, M., Cristofari, F., Secordel, P.

“…This study focused on the comparison of the microstructure changes induced in two pearlitic rail steels subjected to full-scale wheel-rail contact rig tests…”
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