Member

Publications

Article dans une revue

• On the coupling of large deformations and elastic-plasticity in the mechanics of a simple system, Alain Cimetière, Alain Leger, Elaine Pratt. Journal of the Mechanics and Physics of Solids, 2019, 128, pp.239-254. ⟨10.1016/j.jmps.2019.04.011⟩
• On the equilibria and qualitative dynamics of a forced nonlinear oscillator with contact and friction, Alain Leger, Elaine Pratt. Discrete and Continuous Dynamical Systems - Series S, 2016, 9 (2), pp.501-527
• Study of a transition in the qualitative behaviour of a simple oscillator with Coulomb friction, Elaine Pratt, Alain Leger, Xiang Zhang. Nonlinear Dynamics, 2013, 74 (3), pp.517-531. ⟨10.1007/s11071-013-0985-6⟩
• A fully nonlinear oscillator with contact and friction, Alain Léger, Elaine Pratt, Qingjie Cao. Nonlinear Dynamics, 2012, 70 (1), pp.511-522. ⟨10.1007/s11071-012-0471-6⟩
• On the periodic solutions of a non smooth dynamical system, Alain Leger, Elaine Pratt. Revue de Mécanique Appliquée et Théorique, 2011, 2 (5), pp.511-522
• Qualitative analysis of a forced nonsmooth oscillator with contact and friction, Alain Léger, Elaine Pratt. Annals of Solid and Structural Mechanics, 2011, 2 (1), pp.1-17. ⟨10.1007/s12356-011-0015-7⟩
• About a stability conjecture concerning unilateral contact with friction, Elaine Pratt, Alain Léger, Michel Jean. Nonlinear Dynamics, 2010, 59 (1-2), pp.73-94. ⟨10.1007/s11071-009-9522-z⟩
• Critical oscillations of mass-spring systems due to nonsmooth friction, Elaine Pratt, Alain Léger, Michel Jean. Archive of Applied Mechanics, 2008, 78 (2), pp.89-104. ⟨10.1007/s00419-007-0149-6⟩
• Critical oscillations of mass-spring systems due to nonsmooth friction, Elaine Pratt, Alain Leger, Michel Jean. Archive of Applied Mechanics, 2008, 78 (2), pp.89-104. ⟨10.1007/s00419-007-0149-6⟩
• Investigation of the equilibrium states and their stability for a simple model with unilateral contact and Coulomb friction, Stéphanie Basseville, Alain Léger, Elaine Pratt. Archive of Applied Mechanics, 2003, 73, pp.409-420
• Analysis of a time discretization for an implicit variational inequality modelling dynamic contact problems with friction, Jean-Marc Ricaud, Elaine Pratt. Mathematical Methods in the Applied Sciences, 2001, 24 (7), pp.491-511. ⟨10.1002/mma.223⟩
• Constructive aspects of functional analysis for the treatment of frictional contact, Marius Cocou, Elaine Pratt, Michel Raous. Mathematical and Computer Modelling, 1998, 28 (4-8), pp.109-120. ⟨10.1016/SO895-7177(98)112-5⟩
• Consistent time discretization for a dynamical frictional contact problem and complementarity techniques, Didier Vola, Elaine Pratt, Michel Jean, Michel Raous. Revue Européenne des Éléments Finis, 1998, ⟨10.1080/12506559.1998.11690471⟩
• Constructive aspects of functional analysis for the treatment of frictional contact, Marius Cocu, Elaine Pratt, Michel Raous. Mathematical and Computer Modelling, 1998, 28 (4-8), pp.109-120
• Formulation and approximation of quasistatic frictional contact, Marius Cocou, Elaine Pratt, Michel Raous. International Journal of Engineering Science, 1996, 34 (7), pp.783-798. ⟨10.1016/0020-7225(95)00121-2⟩
• Formulation and approximation of quasistatic frictional contact, Marius Cocou, Michel Raous, Elaine Pratt. International Journal of Engineering Science, 1996, 34 (7), pp.783-798. ⟨10.1016/0020-7225(95)00121-2⟩
• Existence d'une solution du problème quasi-statique de contact unilatéral avec frottement non local = Existence of a solution for the quasistatic problem of unilateral contact with nonlocal friction, Marius Cocou, Elaine Pratt, Michel Raous. Comptes rendus de l'Académie des sciences. Série I, Mathématique, 1995, 320 (11), pp.1413-1417
• Remarks on a numerical method for unilateral contact including friction, Christian Licht, Elaine Pratt, Michel Raous. International Series of Numerical Mathematics , 1991, Unilateral Problems in Structural Analysis IV. Proceedings of the fourth meeting on Unilateral Problems in Structural Analysis, Capri, June 14–16, 1989, 101, pp.129-144. ⟨10.1007/978-3-0348-7303-1_10⟩
• A system of rigid bodies with dry friction, Michel Jean, Elaine Pratt. International Journal of Engineering Science, 1985, 23 (5), pp.497-513. ⟨10.1016/0020-7225(85)90060-6⟩

Chapitre d'ouvrage

• Remarks on a numerical method for unilateral contact including friction, Christian Licht, Elaine Pratt, Michel Raous. G. Del Piero; F. Maceri. Unilateral Problems in Structural Analysis IV, 101, Birkhäuser Basel, pp.129-144, 1991, International Series of Numerical Mathematics / Internationale Schriftenreihe zur Numerischen Mathematik / Série Internationale d'Analyse Numérique, 978-3-0348-7305-5. ⟨10.1007/978-3-0348-7303-1_10⟩

Communication dans un congrès

• Stability in unilateral contact problems with dry friction, Elaine Pratt, Alain Léger, Michel Jean. 5th Contact Mechanics International Symposium, Apr 2009, Chania, Greece. A Paraitre (18 p.)
• Exploring the dynamics of a simple system involving Coulomb friction, Elaine Pratt, Alain Léger. III European Conference on Computational Mechanics, 2006, Lisbonne, Portugal. CD (12 p.)
• Stability of discrete systems involving shocks and friction, Patrick Ballard, Alain Léger, Elaine Pratt. Conference CMIS on Contact Mechanics, Jul 2005, Hannover, Germany. pp.343-351, ⟨10.1007/3-540-31761-9_38⟩
• Stability of discrete systems involving shocks and friction, Patrick Ballard, Alain Léger, Elaine Pratt. 4th Contact Mechanics International Symposium, 2005, Hanovre, Germany. pp.343-350
• Ensemble des états d'équilibre et stabilité pour un modèle simple avec contact unilatéral et frottement de Coulomb, Stéphanie Basseville, Alain Léger, J.A.C. Martins, Elaine Pratt. 6ème Colloque National En Calcul Des Structures, 2003, Giens, France. pp.345-352

Ouvrage (y compris édition critique et traduction)

• Qualitative Analysis of Nonsmooth Dynamics, Alain Léger, Elaine Pratt. ISTE-Editions. 222 p., 2016, ISBN:9781785480942