lydie staron's web page

Cohesion-induced weakening? Clues from the failure of a cohesive granular step, Séminaire du PMMH, Paris, France, 2022
Le Bilan GES de d'Alembert 2021 ... et maintenant ?, Séminaire Général de D'Alembert, Paris, France, 2022
Cohesion-induced weakening? Clues from the failure of a cohesive granular step, EJHinch@75, Cambridge, 26 August, virtual UK, 2022
Anatomy of the failure of a cohesive granular step: frictional weakening induced by cohesion, 18EMMC, Oxford, 4-6 April, virtual UK, 2022
Une courte introduction au bilan carbone-GES de d'Alembert, Séminaire de d'Alembert, Paris, France, 2021
Simulating cohesive granular matter: stability, patterns, failure, Mechanics seminar series of the Math. department, University of Brasilia, virtual Brasil, 2021
Computation time steps and cohesion in CD algorithm, Eccomas Congress & XIVe WCCM, Virtual Congress 11-15 January, 2021
On segregation in dense granular flows, GFR 2019, Montpellier, France, 2019
Ségrégation dans les écoulements granulaires denses, séminaire du LMFA, Lyon, France, 2018
On size segregation in dense granular flows, seminar of the Math Dpt, University of Manchester, UK, 2016
Segregation in dense granular flows, ISSI workshop, Bern, Switzerland, 2016
Simulation numérique des matériaux granulaires, Journées CNES, Paris, France, 2016
Segregation Mechanisms in Dense Granular Systems, role of gravity and velocity fluctuations, EGU General Assembly, Vienna, Austria, April 2016
The respective role of Bulk Friction and slip velocity during a granular mass flow, EGU General Assembly, Vienna, Austria, April 2016
Size-segregation in dense granular flows, GDR TransNat, Rennes, France, 2015
Modéliser les écoulements granulaires, Séminaire général D'Alembert, Paris, France, 2015
Segregation in granular flows, Seminar series of the School of Mathematics, University of Bristol, UK, Dec. 2014
Modélisation continue de la vidange d'un silo granulaire, XXIe CFM, Bordeaux, France, 2013
Ségrégation par taille de grains dans les écoulements granulaires: temps caractéristiques, mobilité, XXIe CFM, Bordeaux, France, 2013
The granular silo as a visco-plastic flow: continuum modeling of granular matter, 2nd IMA Conference on Dense Granular Flows, Newton Institute, Cambridge UK, Jul. 2013
The mobility of dry rock avalanches, EGU General Assembly, Vienna, Austria, April 2013
Numerical study of grain size segregation and its control on the flow properties, EGU General Assembly, Vienna, Austria, April 2013
The granular silo as a visco-plastic flow, DAMTP Fluid Mech seminar series, Cambridge UK, Mar. 2013
On the difference between the hour-glass and the clepsydra, Applied Math. Seminar series, University of Manchester, UK, Jan. 2013
Flow of granular matter: application to the run-out problem, WUN seminar series on Gravity currents in Nature and Industry, Bristol, Dec. 2012
Continuum modeling of granular flows, Dust and Grains in Space and Low Gravity Environments, ESA, Noordwijk, Netherlands, Apr. 2012
Self-synchronization of numerical granular flows: a key to musical sands?, American Geophysical Union Fall Meeting, San Francisco, USA, Dec. 2011
Continuum modeling of granular systems, Ecole CNRS Systèmes Auto-gravitant Granulaires, Nice, France, Oct. 2011
Continuum modeling of granular flows, DPS- European Planetary Science Congress, Nantes, France, Oct. 2011
Modeling granular systems, Workshop of the International Space Science Institut, Bern, Switzerland, Sept. 2011
Modélisation continue d'écoulements granulaires: application à la structure de l'écoulement, GDR TransNat, Clermond-Ferrant, France, Mai. 2011
Ecoulement granulaires, du discret au continu: Application aux écoulements naturels, Séminaire du Laboratoire de Géologie de l'ENS, Paris, France, Mars 2011
Modélisation continue d'écoulements granulaires: application aux effondrements de colonnes, GDR TransNat, Le Mont-Saint-Michel, France, Nov. 2010
In search of a rheology for granular flows, Seminar series of the Math. Dpt of the University of Glasgow, UK, Mai 2010
Understanding how volume affect the mobility of granular flows, EGU General Assembly, Vienna, Austria, Mai 2010
Quelle rhéologie pour les écoulements granulaires, Séminaire IRPHE, Marseille, France, April 2010
Granular systems: a general introduction, NuMAGS, Meudon, France, Jan. 2010
Evolution of a granular flow towards jamming and arrest, SWGM, Vina del Mar, Chile, Dec. 2009
Metastability, precursors to avalanche and failure of a granular slope, Seminar series of CEFET, Minas Gerais, Brasil, Nov. 2009
Correlated motion at the arrest of a granular flow, Powders and Grains Conference, Golden CO, USA, July 2009.
Volume induced mobility of granular flows, GDR TransNat, Roscoff, France, Nov. 2009
Granular flows: which rheology, which variables? Seminar series of the School of Mathematics, University of Bristol, UK, April 2009.
On the origin of the volume-induced mobility of dry debris flows, AGU Fall Meeting, San Fransico, USA, Dec. 2008.
Ecoulement et arret d'un lit granulaire, séminaire PMMH, Paris, Nov. 2008.
Natural hazards and numerical simulations: the case of catastrophic flows, 4th Latin American SCAT Meeting, Santiago, Chile, Sept. 2008.
Modeling Granular Media, 4th European SCAT Meeting, Bristol, UK, Mai 2008.
Mobility of long-runout rock flows, 2nd Latin American SCAT Workshop, Cozumel, Mexico, Nov. 2007.
Corrélations spatiales dans les écoulements granulaires, Séminaires du LPS, Paris, Oct. 2007.
Ecoulements granulaires sur une rampe, application aux écoulements géophysiques, Réunion du gdr MiDi, Carry-le-Rouet, France, Mai 2007.
Quelles échelles caractéristiques dans les milieux granulaires?, Séminaires Solides IJLRDA, Paris, Oct. 2007.
Spreading dynamics of a granular mass, Euro. Geo. Union, Vienne, Autriche, Avr. 2006.
Etalement d'une masse granulaire, Séminaires de l'IPGP, Paris, Jan. 2006.
Collapse of a granular mass, BP Institut Seminar Series, Cambridge UK, Feb. 2005.
The runout of granular flows, School of Mathematics Seminar Series, Bristol, UK, Nov 2005.
Organisation du frottement de contact à l'approche d'une avalanche, Réunion du gdr MiDi, Carry-le-Rouet, France, Mai 2005.
Analyse multi-échelle de l'état des contraintes dans une pente granulaire, XVIIe CFM, Troyes, France, Sept. 2005.
Spreading dynamics of a granular mass and its shallow-water counterpart, Euro. Geo. Union, Vienne, Autriche, Avr. 2005.
Evolution of a granular slope towards avalanching, Granular Matter Semester IHP, Paris, Jan. 2005.
Instabilité d'avalanche, métastabilité et précurseurs, Séminaires du LMM, Paris, Fev. 2005.
Collapse and spreading of a granular mass, AGU Fall Meeting, San Francisco, US, Dec. 2004.
Effondrement d'une colonne de grains, Réunion du gdr MiDi, Carry-le-Rouet, France, Juin 2004.
Evolution of a slope towards avalanching, DAMTP Seminar Series, Cambridge, UK, Nov. 2004.
Frottement vs Texture lors d'une déstabilisation de pente, Réunion du gdr MiDi, Carry-le-Rouet, France, Mai 2003.
Pre-avalanche instabilities, Eur. Geo. Soc., Nice, France, 2002.
Instabilités locales et globales d'un lit granulaire, MiDi Summer School, Porquerolles, France, 2001.
Déstabilisation d'un lit granulaire, XIVe CFM, Nancy, France, 2001.
Stick-slip evlution towards the avalanche instability, AGU Fall Meeting, San Francisco, US, Dec. 2000.
Numerical simulations of granular avalanches, Eur. Geo. Soc., Nice, France, 2000.

teaching

2011 2009			M1 optional course "Ecoulements en milieu naturel"
2003			Laboratories in Numerical Analysis, DESS Geophysics (IPGP) Supervision of programing projects, Licence STU Paris VII
2002			Lectures and laboratories in programing , Licence STU Paris VII

research group

ANR "CoPrint" (Maxime Nicolas, IUSTI) : 2018-2022
ANR "Déformation" (Arnaud Antkowiak, UPMC) : 2009-2013
Projet SCAT (Lorena Barba, University of Bristol) : 2005-2008
GDR MIDI (Olivier Pouliquen, IUSTI, Marseille) : Milieux Divisés et Hétérogènes, 1999-2007
ACI "Nouvelles Interfaces des Mathématiques" (Anne Mangeney, IPGP, Paris), 2004-2006
ACI "Risques Naturels" (Philippe Gondret, FAST, Orsay) : 2000-2002
ATIP "Avalanche de Débris" (Anne Mangeney, IPGP, Paris) : 2001-2003

---