Responsabilités scientifiques et administratives :

Activités d’enseignement :

Publications LMV(depuis 2010) :

Articles scientifiques

• Penlou B. , Roche O. , Van den Wildenberg S. , Valentine G.A. (2026) . Formation of dilute versus concentrated pyroclastic density currents in the impact zone of eruptive fountains: an experimental study. BULLVOLC (Bulletin of Volcanology) . vol.88, DOI

• Chupin L., Roche O. , Van den Wildenberg S. (2025) . Unifying fluidization and defluidization of granular columns. PHYSREV (Physical Review) . vol.E 111, p.045421, DOI

• Penlou B. , Roche O. , Van den Wildenberg S. (2023) . Experimental study of the generation of pore gas pressure in pyroclastic density currents resulting from eruptive fountain collapse. JGR (Journal of Geophysical Research - Solid Earth) . vol.128, p.e2023JB027510, DOI
• Penlou B. , Roche O. , Manga M., Van den Wildenberg S. (2023) . Experimental measurement of enhanced and hindered particle settling in turbulent gas particle suspensions, and geophysical implications. JGR (Journal of Geophysical Research - Solid Earth) . vol.128, p.e2022JB025809, DOI

• Roche O. , Van den Wildenberg S. , Valance A., Delannay R., Mangeney A., Corna L. , Latchimy T. (2021) . Experimental assessment of the effective friction at the base of granular chute flowson a smooth incline. PHYSREV (Physical Review) . vol.E 103, p.042905, DOI

• Van den Wildenberg S. , Tourin A., Jia X. (2016) . Sound velocity fluctuations in confined granular materials: coarse graining lengths and elastic heterogeneities. EPL (EPL) . vol.115, DOI

Congrès :

• Roche O. , Van den Wildenberg S. , Valance A., Delannay R., Mangeney A., Corna L., Latchimy T. (2019) . Factors controlling the dynamics of volcanic granular mass flows: insights from experimental measurements of the basal forces of granular flows in an inclined channel.