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Eruptive dynamics of open-vent andesitic volcanoes retrieved from petrological and componentry analysis of recent explosive phases (2021-2022) of Sangay (Ecuador)
Nicole Vizuete
,
Pablo Samaniego
,
Benjamin Bernard
,
Jean-Luc Devidal
,
Diego Narvaez
et al.
Article dans une revue
hal-04829066
v1
|
|
Probabilistic tephra fallout hazard maps for Sangay volcano, Ecuador
Alessandro Tadini
,
Federica Pardini
,
Andrea Bevilacqua
,
Benjamin Bernard
,
Pablo Samaniego
et al.
Article dans une revue
hal-04934013
v1
|
|
Hazard assessment and monitoring of Ecuadorian volcanoes: challenges and progresses during four decades since IG-EPN foundation
Silvana Hidalgo
,
Benjamin Bernard
,
Patricia Mothes
,
Cristina Ramos
,
Jorge Aguilar
et al.
Article dans une revue
insu-04730656
v1
|
|
Blossoming of the Pleistocene volcanism in the Ecuadorian Andes: a review based on new and recent geochronological data
Santiago Santamaría
,
Mathilde Bablon
,
Xavier Quidelleur
,
Pablo Samaniego
,
Jean-Luc Le Pennec
et al.
Article dans une revue
hal-04684468
v1
|
|
Developing hazard scenarios from monitoring data, historical chronicles, and expert elicitation: a case study of Sangay volcano, Ecuador
Benjamin Bernard
,
Alessandro Tadini
,
Pablo Samaniego
,
Andrea Bevilacqua
,
Francisco J. Vasconez
et al.
Article dans une revue
insu-04730615
v1
|
|
Probabilistic, scenario-based hazard assessment for pyroclastic density currents at Tungurahua volcano, Ecuador
A. Aravena
,
Alessandro Tadini
,
A. Bevilacqua
,
Pablo Samaniego
,
B. Bernard
et al.
Article dans une revue
insu-04730597
v1
|
|
New geological and geochronological constraints on the evolution of the Cotacachi - Cuicocha volcanic complex (Ecuador)
Marco Almeida Vaca
,
Mathilde Bablon
,
S. Daniel Andrade
,
Silvana Hidalgo
,
Xavier Quidelleur
et al.
Article dans une revue
hal-04166917
v1
|
|
Timing of Quaternary volcanism and its relationship with tectonics in the central segment of the Ecuadorian Andes
Santiago Santamaria
,
Xavier Quidelleur
,
Pablo Samaniego
,
Laurence Audin
,
Jean-Luc Le Pennec
et al.
Article dans une revue
hal-04191470
v1
|
|
What controls the formation of vulcanian bombs? A case study from the 1 February 2014 eruption of Tungurahua (Ecuador)
Alessia Falasconi
,
Raffaello Cioni
,
Benjamin Bernard
,
Pablo Samaniego
,
Marco Pistolesi
et al.
Article dans une revue
hal-04301647
v1
|
|
Pre‐Eruptive Outgassing and Pressurization, and Post‐Fragmentation Bubble Nucleation, Recorded by Vesicles in Breadcrust Bombs From Vulcanian Activity at Guagua Pichincha Volcano, Ecuador
M. Colombier
,
M. Manga
,
H. Wright
,
B. Bernard
,
R. Degraffenried
et al.
Article dans une revue
hal-04304944
v1
|
|
An innovative isotopic method to identify the volcanic source of distal tephra
Mathilde Bablon
,
François Nauret
,
Marianne Saillard
,
Pablo Samaniego
,
Ivan Vlastélic
et al.
Article dans une revue
hal-04171645
v1
|
|
Petrological and geochemical constraints on the magmatic evolution at the Ampato-Sabancaya compound volcano (Peru)
Marco Rivera
,
Pablo Samaniego
,
François Nauret
,
Jersy Mariño
,
Céline Liorzou
Article dans une revue
hal-04222805
v1
|
|
Two types of slab components under Ecuadorian volcanoes supported by primitive olivine-hosted melt inclusion study
Diego Narvaez
,
Pablo Samaniego
,
Kenneth T. Koga
,
Estelle F. Rose-Koga
,
S. Hidalgo
et al.
Article dans une revue
insu-04197043
v1
|
|
Arc volcano activity driven by small-scale metasomatism of the magma source
Ivan Vlastélic
,
N. Sainlot
,
Pablo Samaniego
,
B. Bernard
,
François Nauret
et al.
Article dans une revue
insu-04155741
v1
|
|
Changes in the vegetation and water cycle of the Ecuadorian páramo during the last 5000 years
Marie-Pierre Ledru
,
Olga Aquino-Alfonso
,
Walter Finsinger
,
Pablo Samaniego
,
Silvana Hidalgo
Article dans une revue
hal-03658523
v1
|
|
Growth and evolution of long-lived, large volcanic clusters in the Central Andes: The Chachani Volcano Cluster, southern Peru
Rigoberto Aguilar
,
Jean-Claude Thouret
,
Pablo Samaniego
,
Gerhard Wörner
,
Brian Jicha
et al.
Article dans une revue
hal-03639464
v1
|
|
Introductory paper of the 8th International Symposium on Andean Geodynamics (ISAG) special number
S. Carretier
,
F. Audemard
,
Laurence Audin
,
S. Hidalgo
,
J. -L. Le Pennec
et al.
Article dans une revue
insu-03684622
v1
|
|
Unrest at Cayambe Volcano revealed by SAR imagery and seismic activity after the Pedernales subduction earthquake, Ecuador (2016)
P.A. Espín Bedón
,
Laurence Audin
,
M.-P. Doin
,
Virginie Pinel
,
E. Pathier
et al.
Article dans une revue
hal-04320288
v1
|
|
How tectonic, volcanic and climatic processes in Andean ‘sky islands’ shaped the diversification of endemic ground beetles
Jérôme Murienne
,
Álvaro Barragán
,
Sophie Manzi
,
Pablo Samaniego
,
Pierre Moret
Article dans une revue
hal-03861684
v1
|
|
Conduit processes in crystal-rich dacitic magma and implications for eruptive cycles at Guagua Pichincha volcano, Ecuador
M. Colombier
,
B. Bernard
,
H. Wright
,
Jean-Luc Le Pennec
,
F. Cáceres
et al.
Article dans une revue
hal-03915050
v1
|
|
Evidence of destructive debris flows at (pre-) Hispanic Cayambe settlements, Ecuador
Francisco J. Vasconez
,
Pablo Samaniego
,
Jeremy Phillips
,
S. Daniel Andrade
,
Edwin Simbaña
et al.
Article dans une revue
hal-04320274
v1
|
|
Tephra Fallout Probabilistic Hazard Maps for Cotopaxi and Guagua Pichincha Volcanoes (Ecuador) With Uncertainty Quantification
Alessandro Tadini
,
N. Azzaoui
,
Olivier Roche
,
Pablo Samaniego
,
B. Bernard
et al.
Article dans une revue
hal-03603654
v1
|
|
Geochronological evolution of the potentially active Iliniza Volcano (Ecuador) based on new K-Ar ages
Santiago Santamaria
,
Xavier Quidelleur
,
Silvana Hidalgo
,
Pablo Samaniego
,
Jean-Luc Le Pennec
et al.
Article dans une revue
hal-03553857
v1
|
|
The eruptive chronology of the carihuairazo volcano (Ecuador): Recurrent sector collapses of a Middle Pleistocene stratovolcano of the northern andes
Pablo Samaniego
,
Jorge Ordóñez
,
Mathilde Bablon
,
Minard Hall
,
Xavier Quidelleur
et al.
Article dans une revue
hal-03689975
v1
|
|
Forecasting and communicating the dispersion and fallout of ash during volcanic eruptions: lessons from the September 20, 2020 eruptive pulse at Sangay volcano, Ecuador
Benjamin Bernard
,
Pablo Samaniego
,
Larry Mastin
,
Stephen Hernandez
,
Gerardo Pino
et al.
Article dans une revue
hal-04318580
v1
|
|
Holocene marine tephra offshore Ecuador and Southern Colombia: First trench‐to‐arc correlations and implication for magnitude of major eruptions
Mathilde Bablon
,
Gueorgui Ratzov
,
François Nauret
,
Pablo Samaniego
,
François Michaud
et al.
Article dans une revue
insu-03776996
v1
|
|
Collisional interactions and the transition between lava dome sector collapse and pyroclastic density currents at Tutupaca volcano (Southern Peru)
Karine Bernard
,
Benjamin van Wyk de Vries
,
Pablo Samaniego
,
Patricio Valderrama
,
Jersy Mariño
Article dans une revue
insu-03825079
v1
|
|
Eruption type probability and eruption source parameters at Cotopaxi and Guagua Pichincha volcanoes (Ecuador) with uncertainty quantification
Alessandro Tadini
,
Olivier Roche
,
Pablo Samaniego
,
Nourddine Azzaoui
,
Andrea Bevilacqua
et al.
Article dans une revue
hal-03208239
v1
|
|
The Tutupaca volcanic complex (Southern Peru): Eruptive chronology and successive destabilization of a dacitic dome complex
J. Mariño
,
Pablo Samaniego
,
N. Manrique
,
P. Valderrama
,
Olivier Roche
et al.
Article dans une revue
hal-03254008
v1
|
|
Noble gas magmatic signature of the Andean Northern Volcanic Zone from fluid inclusions in minerals
J. Lages
,
A.L. Rizzo
,
A. Aiuppa
,
Pablo Samaniego
,
J.L. Le Pennec
et al.
Article dans une revue
hal-03881757
v1
|
|
Glass shard K-Ar dating of the Chalupas caldera major eruption: Main Pleistocene stratigraphic marker of the Ecuadorian volcanic arc
Mathilde Bablon
,
Xavier Quidelleur
,
Giuseppe Siani
,
Pablo Samaniego
,
Jean-Luc Le Pennec
et al.
Article dans une revue
hal-02495470
v1
|
|
Pre-eruptive magmatic processes associated with the historical (218 ± 14 aBP) explosive eruption of Tutupaca volcano (southern Peru)
Nélida Manrique
,
Pablo Samaniego
,
Etienne Médard
,
Federica Schiavi
,
Jersy Mariño
et al.
Article dans une revue
hal-02427506
v1
|
|
Active Tectonics and Earthquake Geology Along the Pallatanga Fault, Central Andes of Ecuador
Stéphane Baize
,
Laurence Audin
,
Alexandra Alvarado
,
Herve Jomard
,
Mathilde Bablon
et al.
Article dans une revue
hal-02870871
v1
|
|
Linking magmatic processes and magma chemistry during the post-glacial to recent explosive eruptions of Ubinas volcano (southern Peru)
Pablo Samaniego
,
Marco Rivera
,
Nélida Manrique
,
Federica Schiavi
,
François Nauret
et al.
Article dans une revue
hal-02997285
v1
|
|
The eruptive chronology of the Yucamane-Calientes compound volcano: A potentially active edifice of the Central Andes (southern Peru)
Marco Rivera
,
Pablo Samaniego
,
Jessica Vela
,
Jean-Luc Le Pennec
,
Hervé Guillou
et al.
Article dans une revue
hal-02529338
v1
|
|
Volcanic history reconstruction in northern Ecuador: insights for eruptive and erosion rates on the whole Ecuadorian arc
Mathilde Bablon
,
Xavier Quidelleur
,
Pablo Samaniego
,
Jean-Luc Le Pennec
,
Santiago Santamaria
et al.
Article dans une revue
hal-02486974
v1
|
|
Quantifying the Uncertainty of a Coupled Plume and Tephra Dispersal Model: PLUME‐MOM/HYSPLIT Simulations Applied to Andean Volcanoes
M. Alessandro Tadini
,
Olivier Roche
,
Pablo Samaniego
,
A. Guillin
,
N. Azzaoui
et al.
Article dans une revue
hal-02453781
v1
|
|
Construction et évolution de l'arc équatorien au cours du Quaternaire
Mathilde Bablon
,
Santiago Santamaria
,
Xavier Quidelleur
,
Pablo Samaniego
,
Jean-Luc Le Pennec
et al.
Géochronique, 2019, 150, pp.38-41
Article dans une revue
hal-02365845
v1
|
|
Up to 1% Pb isotope disequilibrium between minerals hosted in dacites from the Guagua Pichincha volcano, Ecuador: Implication for tracing the source and crustal history of continental arc magmas
Marie-Anne Ancellin
,
Ivan Vlastélic
,
Pablo Samaniego
,
François Nauret
,
Abdelmouhcine Gannoun
et al.
Article dans une revue
hal-02276976
v1
|
|
Interactions between volcanism and geodynamics in the southern termination of the Ecuadorian arc
Mathilde Bablon
,
Xavier Quidelleur
,
Pablo Samaniego
,
Jean-Luc Le Pennec
,
Laurence Audin
et al.
Article dans une revue
hal-02027965
v1
|
|
Constraining magma sources using primitive olivine-hosted melt inclusions from Puñalica and Sangay volcanoes (Ecuador)
Diego Narvaez
,
Estelle F. Rose-Koga
,
Pablo Samaniego
,
Kenneth T. Koga
,
Silvana Hidalgo
Article dans une revue
hal-01962618
v1
|
|
Evolution of the 2015 Cotopaxi Eruption Revealed by Combined Geochemical and Seismic Observations
Silvana Hidalgo
,
Jean Battaglia
,
Santiago Arellano
,
Daniel Sierra
,
Benjamin Bernard
et al.
Article dans une revue
hal-01841069
v1
|
|
Granular fingering as a mechanism for ridge formation in debris avalanche deposits: Laboratory experiments and implications for Tutupaca volcano, Peru
Patricio Valderrama Murillo
,
Olivier Roche
,
Pablo Samaniego
,
Benjamin van Wyk de Vries
,
G. Araujo
Article dans une revue
hal-01677525
v1
|
|
Eruptive chronology of Tungurahua volcano (Ecuador) revisited based on new K-Ar ages and geomorphological reconstructions
Mathilde Bablon
,
Xavier Quidelleur
,
Pablo Samaniego
,
Jean-Luc Le Pennec
,
Pierre Lahitte
et al.
Article dans une revue
hal-01803423
v1
|
|
The genetic relationship between andesites and dacites at Tungurahua volcano, Ecuador
François Nauret
,
Pablo Samaniego
,
A. Ancellin
,
P. Tournigand
,
Jean-Luc Le Pennec
et al.
Article dans une revue
hal-01685451
v1
|
|
Contrasting origin of two clay-rich debris flows at Cayambe Volcanic Complex, Ecuador
M. Detienne
,
P. Delmelle
,
A. Guevara
,
P. Samaniego
,
S. Opfergelt
et al.
Article dans une revue
hal-01636277
v1
|
|
Structure of the plumbing system at Tungurahua volcano, Ecuador: Insights from phase equilibrium experiments on July-August 2006 eruption products
Joan Andújar
,
Caroline Martel
,
Michel Pichavant
,
Pablo Samaniego
,
Bruno Scaillet
et al.
Article dans une revue
insu-01583929
v1
|
|
Antisana volcano: A representative andesitic volcano of the eastern cordillera of Ecuador: Petrography, chemistry, tephra and glacial stratigraphy
Minard L. Hall
,
Patricia Mothes
,
Pablo Samaniego
,
Annemarie Militzer
,
Bernado Beate
et al.
Article dans une revue
hal-01456878
v1
|
|
Across-arc versus along-arc Sr-Nd-Pb isotope variations in the Ecuadorian volcanic arc
Marie-Anne Ancellin
,
Pablo Samaniego
,
Ivan Vlastélic
,
François Nauret
,
Abdelmouhcine Gannoun
et al.
Article dans une revue
hal-01639003
v1
|
|
Dynamic implications of ridges on a debris avalanche deposit at Tutupaca volcano (southern Peru)
Patricio Valderrama
,
Olivier Roche
,
Pablo Samaniego
,
Benjamin van Wyk de Vries
,
Karine Bernard
et al.
Article dans une revue
hal-01638575
v1
|
|
Eruptive parameters and dynamics of the April 2015 sub-Plinian eruptions of Calbuco volcano (southern Chile)
Angelo Castruccio
,
Jorge Clavero
,
Andrea Segura
,
Pablo Samaniego
,
Olivier Roche
et al.
Article dans une revue
hal-01637081
v1
|
|
The eruptive chronology of the Ampato–Sabancaya volcanic complex (Southern Peru)
Pablo Samaniego
,
Marco Rivera
,
Jersy Mariño
,
Herve Guillou
,
Céline C. Liorzou
et al.
Article dans une revue
hal-01587379
v1
|
|
The historical (218 ± 14 aBP) explosive eruption of Tutupaca volcano (Southern Peru)
Pablo Samaniego
,
Patricio Valderrama Murillo
,
Jersy Mariño
,
Benjamin van Wyk de Vries
,
Olivier Roche
et al.
Article dans une revue
hal-01172542
v1
|
|
The 2006–2009 activity of the Ubinas volcano (Peru): Petrology of the 2006 eruptive products and insights into genesis of andesite magmas, magma recharge and plumbing system
Marco Rivera
,
Jean-Claude Thouret
,
Pablo Samaniego
,
Jean-Luc Le Pennec
Article dans une revue
hal-01134233
v1
|
|
The Medieval Climate Anomaly and the Little Ice Age in the eastern Ecuadorian Andes
M.-P. Ledru
,
Vincent Jomelli
,
P. Samaniego
,
M. Vuille
,
S. Hidalgo
et al.
Article dans une revue
hal-03036943
v1
|
|
The Medieval Climate Anomaly and the Little Ice Age in the eastern Ecuadorian Andes
M.-P. Ledru
,
V. Jomelli
,
Pablo Samaniego
,
Mathias Vuille
,
S. Hidalgo
et al.
Article dans une revue
hal-01066834
v1
|
|
A devastating plinian eruption at Tungurahua volcano reveals formative occupation at ~1100 CAL BCin central Ecuador
Jean-Luc Le Pennec
,
G. de Saulieu
,
Pablo Samaniego
,
D. Jaya
,
Lydie-Sarah Gailler
Article dans une revue
hal-00858294
v1
|
|
Eruptive history of Chimborazo volcano (Ecuador): A large, ice-capped and hazardous compound volcano in the Northern Andes
Pablo Samaniego
,
D. Barba
,
Claude Robin
,
Michel Fornari
,
Benjamin Bernard
Journal of Volcanology and Geothermal Research, 2012, 221-222, pp.33-51
Article dans une revue
hal-00682542
v1
|
|
Role of crustal and slab components in the Northern Volcanic Zone of the Andes (Ecuador) constrained by Sr-Nd-O isotopes
Silvana Hidalgo
,
Marie-Christine Gerbe
,
Hervé Martin
,
Pablo Samaniego
,
Erwan Bourdon
Article dans une revue
istex
hal-00682378
v1
|
|
Petrological analysis of the pre-eruptive magmatic process prior to the 2006 explosive eruptions at Tungurahua volcano (Ecuador)
Pablo Samaniego
,
Jean-Luc Le Pennec
,
Claude Robin
,
Silvana Hidalgo
Article dans une revue
istex
hal-01170214
v1
|
|
New radiometric and petrological constraints on the evolution of the Pichincha volcanic complex (Ecuador)
Claude Robin
,
Pablo Samaniego
,
Jean-Luc Le Pennec
,
Michel Fornari
,
Patricia Mothes
et al.
Article dans une revue
istex
hal-00538442
v1
|
|
Evolving metasomatic agent in the Northern Andean subduction zone, deduced from magma composition of the long-lived Pichincha volcanic complex (Ecuador)
Pablo Samaniego
,
Claude Robin
,
Gilles Chazot
,
Erwan Bourdon
,
Joseph Cotten
Article dans une revue
istex
hal-00530986
v1
|
|
Testing the suitability of frictional behaviour for pyroclastic flow simulation by comparison with a well-constrained eruption at Tungurahua volcano (Ecuador)
Karim Kelfoun
,
Pablo Samaniego
,
Pablo Palacios
,
Diego Barba
Article dans une revue
istex
hal-00449386
v1
|
|
Evolution of the late Pleistocene Mojanda-Fuya Fuya volcanic complex (Ecuador), by progressive adakitic involvement in mantle magma sources
Claude Robin
,
Jean-Philippe Eissen
,
Pablo Samaniego
,
Hervé Martin
,
Minard L. Hall
et al.
Article dans une revue
istex
insu-00446453
v1
|
|
The AD 1300–1700 eruptive periods at Tungurahua volcano, Ecuador, revealed by historical narratives, stratigraphy and radiocarbon
Jean-Luc Le Pennec
,
D. Jaya
,
Pablo Samaniego
,
P. Ramón
,
S. Moreno Yánez
et al.
Article dans une revue
hal-00364420
v1
|
|
The Chimborazo sector collapse and debris avalanche: Deposit characteristics as evidence of emplacement mechanisms
Benjamin Bernard
,
Benjamin van Wyk de Vries
,
Diego Barba
,
Hervé Leyrit
,
Claude Robin
et al.
Article dans une revue
istex
hal-00364388
v1
|
|
Degassing patterns of Tungurahua volcano (Ecuador) during the 1999–2006 eruptive period, inferred from remote spectroscopic measurements of SO2 emissions
S.R. Arellano
,
M. Hall
,
Pablo Samaniego
,
Jean-Luc Le Pennec
,
A. Ruiz
et al.
Article dans une revue
hal-00364374
v1
|
|
Ecuadorian Andes volcanism: A review of Late Pliocene to present activity
M.L. Hall
,
Pablo Samaniego
,
Jean-Luc Le Pennec
,
J.B. Johnson
Article dans une revue
istex
hal-00364407
v1
|
|
Pre-eruptive physical conditions of El Reventador volcano (Ecuador) inferred from the petrology of the 2002 and 2004–05 eruptions
Pablo Samaniego
,
Jean-Philippe Eissen
,
Jean-Luc Le Pennec
,
Claude Robin
,
Minard L. Hall
et al.
Article dans une revue
istex
hal-00380864
v1
|
|
Late holocene phases of dome growth and Plinian activity at Guagua Pichincha volcano (Ecuador)
Claude Robin
,
Pablo Samaniego
,
Jean-Luc Le Pennec
,
Patricia Mothes
,
Johannes van Der Plicht
Article dans une revue
hal-00338754
v1
|
|
Temporal Evolution of Magmatism in the Northern Volcanic Zone of the Andes: The Geology and Petrology of Cayambe Volcanic Complex (Ecuador)
Pablo Samaniego
,
Hervé Martin
,
Michel Monzier
,
Claude Robin
,
Michel Fornari
et al.
Article dans une revue
hal-00112961
v1
|