Olivier Roche
Olivier Roche
chercheur, Laboratoire Magmas et Volcans, IRD, Université Clermont Auvergne
Verified email at uca.fr
Title
Cited by
Cited by
Year
Experimental study of caldera formation
O Roche, TH Druitt, O Merle
Journal of Geophysical Research: Solid Earth 105 (B1), 395-416, 2000
2842000
Erosion and mobility in granular collapse over sloping beds
A Mangeney, O Roche, O Hungr, N Mangold, G Faccanoni, A Lucas
Journal of Geophysical Research: Earth Surface 115 (F3), 2010
2362010
Viscoplastic modeling of granular column collapse with pressure-dependent rheology
IR Ionescu, A Mangeney, F Bouchut, O Roche
Journal of Non-Newtonian Fluid Mechanics 219, 1-18, 2015
1112015
Granular and particle-laden flows: from laboratory experiments to field observations
R Delannay, A Valance, A Mangeney, O Roche, P Richard
Journal of Physics D: Applied Physics 50 (5), 053001, 2017
1102017
Onset of caldera collapse during ignimbrite eruptions
O Roche, TH Druitt
Earth and Planetary Science Letters 191 (3-4), 191-202, 2001
1052001
Fundamental changes of granular flow dynamics, deposition, and erosion processes at high slope angles: insights from laboratory experiments
M Farin, A Mangeney, O Roche
Journal of Geophysical Research: Earth Surface 119 (3), 504-532, 2014
972014
Sub-surface structures and collapse mechanisms of summit pit craters
O Roche, BVW De Vries, TH Druitt
Journal of Volcanology and Geothermal Research 105 (1-2), 1-18, 2001
972001
Depositional processes and gas pore pressure in pyroclastic flows: an experimental perspective
O Roche
Bulletin of Volcanology 74 (8), 1807-1820, 2012
792012
On the role of the ambient fluid on gravitational granular flow dynamics
C Meruane, A Tamburrino, O Roche
Journal of Fluid Mechanics 648, 381, 2010
742010
Experimental observations of water‐like behavior of initially fluidized, dam break granular flows and their relevance for the propagation of ash‐rich pyroclastic flows
O Roche, S Montserrat, Y Niño, A Tamburrino
Journal of Geophysical Research: Solid Earth 113 (B12), 2008
722008
Experimental study of gas-fluidized granular flows with implications for pyroclastic flow emplacement
O Roche, MA Gilbertson, JC Phillips, RSJ Sparks
Journal of Geophysical Research Solid Earth 109 (B10), NIL_20-NIL_33, 2004
722004
Pore fluid pressure and internal kinematics of gravitational laboratory air‐particle flows: Insights into the emplacement dynamics of pyroclastic flows
O Roche, S Montserrat, Y Niño, A Tamburrino
Journal of Geophysical Research: Solid Earth 115 (B9), 2010
622010
On the run-out distance of geophysical gravitational flows: Insight from fluidized granular collapse experiments
O Roche, M Attali, A Mangeney, A Lucas
Earth and Planetary Science Letters 311 (3-4), 375-385, 2011
612011
Eruptive parameters and dynamics of the April 2015 sub-Plinian eruptions of Calbuco volcano (southern Chile)
A Castruccio, J Clavero, A Segura, P Samaniego, O Roche, JL Le Pennec, ...
Bulletin of Volcanology 78 (9), 1-19, 2016
532016
Slow-moving and far-travelled dense pyroclastic flows during the Peach Spring super-eruption
O Roche, DC Buesch, GA Valentine
Nature Communications 7 (1), 1-8, 2016
532016
Dynamic pore-pressure variations induce substrate erosion by pyroclastic flows
O Roche, Y Niño, A Mangeney, B Brand, N Pollock, GA Valentine
Geology 41 (10), 1107-1110, 2013
482013
Particle velocity fields and depositional processes in laboratory ash flows, with implications for the sedimentation of dense pyroclastic flows
L Girolami, O Roche, TH Druitt, T Corpetti
Bulletin of Volcanology 72 (6), 747-759, 2010
482010
Experiments on deaerating granular flows and implications for pyroclastic flow mobility
O Roche, M Gilbertson, JC Phillips, RSJ Sparks
Geophysical research letters 29 (16), 40-1-40-4, 2002
402002
Propagation and hindered settling of laboratory ash flows
L Girolami, TH Druitt, O Roche, Z Khrabrykh
Journal of Geophysical Research Solid Earth 113 (B2), NIL_1-NIL_13, 2008
372008
Inviscid behaviour of fines-rich pyroclastic flows inferred from experiments on gas–particle mixtures
O Roche, MA Gilbertson, JC Phillips, RSJ Sparks
Earth and Planetary Science Letters 240 (2), 401-414, 2005
372005
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Articles 1–20