Stéphane Junca
- Laboratoire Jean Alexandre Dieudonné (LJAD)
Présentation
Hyperbolic PDEs: conservation laws; fractional BV spaces; nonlinear acoustics; nonlinear modes: unilateral contact; Elo's ranking
Publications
Publications
Grazing Linear Mode, instability, ergodicity, for N-degree-of-freedom vibro-impact systems12 th Symposium of the European Network for Non Smooth Dynamics, FAU Erlangen-Nürnberg, Giuseppe Capobianco, Sep 2025, Erlangen, Germany |
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Elo, a universal ranking system with pairwise comparisons. The pairing effect.Population dynamics: Model design, optimization & control, Thomas Rey, Christophe Henry, Paola Goatin, Abderrahmane Habbal, Ludovic Mailleret, Oct 2025, NICE, France |
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First return time on the contact hyperplane near a grazing linear modejournées du GdR EX-MODELI en l'honneur de Claude-Henri Lamarque, GdR EX-MODELI, Oct 2024, Villeurbanne (INSA-Lyon), France |
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A non-conservative and non-strictly hyperbolic diagonal system related to crystallography13th AIMS Conference on Dynamical Systems, Differential equations and Applications, May 2023, Wilmington, United States |
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Fractional BV spaces for hyperbolic conservation lawsUlysseus Spring School in PDEs (USSPDE), Jun 2023, Seville, Spain |
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Oleinik's inequality for Lipschitz convex fluxWebinar on PDE ( partial differential equation ) and related areas, Shyam Sundar Ghoshal, Jan 2022, Bengaluru, India |
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Existence of entropy solutions in BVs for a non-conservative and non-strictly hyperbolic diagonal system modelling 2 dislocations in cristallographyCanum 2022 - 45eme Congrès National d'Analyse Numérique, Jun 2022, Evian, France |
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Convergence du classement Elo, du microscopique au mésoscopiqueJournées d'Analyse appliquée Nice-Toulon-Marseille, Jun 2021, Porquerolles, France |
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Smooth solutions for nonlinear elastic waves with softeningHYP2018 - 17th International Conference on Hyperbolic PDEs, Alberto BRESSAN, Marha Lewicka, Dehua Wang, Yuxi Zheng, Jun 2018, College Park, United States. pp.304-3011 |
Existence in $BV^s$ for $2 \times 2$ systems of conservation lawsNEPDE The fifth international conference on nonlinear evolutionary partial differential equations-theories and applications, Song Jiang, Congming Li, Tatsien Li, Chengjie Liu, Yue-Jun Peng, Weike Wang, Ya-Guang Wang, Feng Xie, Tong Yang, Dec 2020, Shanghai, China |
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Fractional spaces and conservation lawsXVI International Conference on Hyperbolic Problems: Theory, Numerics, Applications: Hyp2016, Klingenberg C.; Westdickenberg M., Aug 2016, Aachen, Germany. pp.285-293, ⟨10.1007/978-3-319-91545-6_23⟩ |
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Impact dynamics near unilaterally constrained grazing orbits9th European Nonlinear Dynamics Conference, Jun 2017, Budapest, Hungary |
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Stability of neutral delay differential equations modeling wave propagation in cracked mediaThe 10th AIMS Conference on Dynamical Systems, Differential Equations and Applications, Jun 2014, Madrid, Spain. ⟨10.3934/proc.2015.0678⟩ |
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Nonsmooth modal analysis: Investigation of a 2-dof spring-mass system subject to an elastic impact lawInternational Design Engineering Technical Conferences & Computers and Information in Engineering Conference, ASME, Aug 2015, Boston, United States. ⟨10.1115/DETC2015-46796⟩ |
Interactions between ultrasonic waves and nonlinear cracks with finite compressibilityJournées d’Analyse Appliquée Nice-Toulon-Marseille, May 2015, Porquerolles, France |
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Nonlinear modes for a discrete mechanical system with rigid contact11th World Congress on Computational Mechanics (WCCM XI), Jul 2014, Barcelona, Spain |
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Oscillating waves and optimal smoothing effect for one-dimensional nonlinear scalar conservation laws14th International Conference on Hyperbolic Problems: Theory, Numerics, Applications, Fabio Ancona, Alberto Bressan, Pierangelo Marcati, Andrea Marson, Jun 2012, Padoue, Italy. pp.709-716 |
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Blow-up or not blow-up at the hyperbolic boundary for a chemistry model?Hyp 2012, 2012, Padova, Italy |
Interaction of elastic waves with contact nonlinearitiesWorkshop du GdR 2501, Mar 2012, Nice, France |
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Interaction of elastic waves with contact nonlinearities7th Conference of the GDRE-US 2501, May 2012, Oléron, France |
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Scattering of periodic elastic waves by nonlinear cracks10th International Conference on Mathematical and Numerical Aspects of Waves WAVES 2011, Jul 2011, Vancouver, Canada. pp.645-648 |
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Des lemmes de moyenne avec un terme de force dans l’équation de transportSeminaire: Equations aux Dérivées Partielles. Centre de Mathématiques Laurent Schwartz. Ecole Polytechnique. 2009–2010, Exp. No. XV, 14 pp., 2010, Palaiseau, France |
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Quelques résultats mathématiques sur un système hyperbolique modélisant la chromatographie en phase gazeuse avec prise en compte de l’effet de sorptionSMAI 2009, May 2009, La Colle sur Loup, France |
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Asymptotic Expansions of Vibrations with Small Unilateral ContactUltrasonic Wave Propagation in Non Homogeneous Media, Jun 2008, Anglet, France. pp.173-182 |
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Computing the Invariant Measure for a Two-Player Elo Rating SystemLJAD, Université Côte d'Azur, Nice, France. 2024 |
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Efficiency of some algorithms to compute fractal total variationUniversité Côte d'Azur. 2023 |
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On the convergence of the Elo rating system for a Bernoulli model and round-robin tournaments[Research Report] Université Côte D’Azur. 2021 |
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Distances relatives sur $]0, +∞[$[Rapport de recherche] LJAD, Université de Nice; IUFM de l'Académie de Nice. 2007 |
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Relaxation du système d'Euler isotherme avec amortissement vers l'équation de la chaleur[Rapport de recherche] LJAD, Université de Nice. 1996 |
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Oscillating waves for nonlinear conservation lawsAnalysis of PDEs [math.AP]. Université Nice Sophia Antipolis, 2013 |