Peer-reviewed publications

From Quiescence to Unrest? Increase in Diffuse Gas Emissions from El Chichón Volcano Lake (2021--2025)
This study presents a detailed characterization of the temporal evolution of diffuse carbon dioxide (CO2) and hydrogen sulfide (H2S) …
Mariana Patricia Jácome Paz, Robin Campion, Sébastien Valade, María Aurora Armienta Hernández, Francesco Massimetti, Mario Molina
Cite DOI
VIGIA-PlumeNet and VIGIA-PlumeData: Open-source AI Segmenting Model and Database For Volcanic Plumes and Emissions from Optical Cameras
Continuous monitoring of volcanoes is essential for advancing scientific understanding and issuing alerts to at-risk populations. Many …
Sophie Giffard-Roisin, Yves Moussallam, Sébastien Valade, Emily Gissele Ramos, Thomas Wilkes, Freddy Vásconez, Robin Campion
Cite Project DOI
Magmatic and Gravity-Driven Deformation Dynamics at Popocatépetl Inferred from InSAR and GPS Data
Quantifying surface deformation provides critical insights into magmatic processes governing volcanic unrest, as well as into the …
Cristian A. García-Sandoval, J. Alejandro González-Ortega, Dulce M. Vargas-Bracamontes, Sébastien Valade, Francesco Massimetti
Cite DOI
Evolving Open-Vent Activity at Popocatépetl Volcano (2019--2024): Satellite Insights into Conduit Permeability, the 2023 Paroxysmal Phase, and the Transition in Dome-Forming Behavior
Popocatépetl, Mexico’s most active volcano and one of the world’s strongest volcanic SO2 emitters, poses a major hazard to …
Francesco Massimetti, Sébastien Valade, Robin Campion
Cite DOI
Transition from Spot to Long-Lived Eruptive Activity in Continental Rifting Tracked by Monitoring Soil Degassing
Mechanisms responsible for either spot or long-lived eruptive activity at frequently erupting volcanoes remain poorly deciphered in …
O. Munguiko Munyamahoro, G. Boudoire, E. Regis, S. Valade, D. Ciza, D. Coppola, R. Campion, P. -J. Gauthier, S. Maska, P. Mataba, G. Mavonga Tuluka, A. Tumaini Sadiki, D. Tedesco
Cite DOI
2023 Activity of Nyamulagira Volcano Monitored by SAR Interferometric Coherence
In this work the multi-temporal InSAR coherence is exploited to analyze several phenomena during the 2023 Nyamulagira volcano activity …
Marco Polcari, Emanuele Ferrentino, Charles Balagizi, Diego Coppola, Sébastien Valade
Cite DOI
Automated Seismo-Volcanic Event Detection Applied to Popocatépetl Using Machine Learning
Popocatépetl, one of Mexico’s most active volcanoes, exhibits high seismicity since its reactivation in 1994. Identifying and …
Karina Bernal-Manzanilla, Marco Calò, Daniel Martínez-Jaramillo, Sébastien Valade
Cite DOI
Detection of Volcanic Ash Using Goes-16 Satellite Imagery: Case Study of Popocatépetl Volcano, Mexico
Objective: The objective of this study is to investigate the accuracy of volcanic ash detection using satellite imagery, to improve …
Santiago Piñón Juárez*, Nelly L. Ramírez-Serrato, Sébastien Valade
Cite DOI URL
Lava dome cycles reveal rise and fall of magma column at Popocatépetl volcano
Lava domes exhibit highly unpredictable and hazardous behavior, which is why imaging their morphological evolution to decipher the …
Sébastien Valade, Diego Coppola, Robin Campion, Andreas Ley, Thomas Boulesteix, Noémie Taquet, Denis Legrand, Marco Laiolo, Thomas R. Walter, Servando De La Cruz-Reyna
PDF Cite Code Dataset DOI URL
Automatic retrieval of volcanic SO2 emission source from TROPOMI products
Balazs Markus*, Sébastien Valade, Manuel Wöllhaf, Olaf Hellwich
PDF Cite Code Dataset DOI URL
Sangay volcano (Ecuador): the opening of two new vents, a drumbeat seismic sequence and a new lava flow in late 2021
Silvana Hidalgo, Francisco Javier Vasconez, Jean Battaglia, Benjamin Bernard, Pedro Espín, Sébastien Valade, María-Fernanda Naranjo, Robin Campion, Josué Salgado, Marco Córdova, Marco Almeida, Stephen Hernández, Gerardo Pino, Elizabeth Gaunt, Andrew Bell, Patricia Mothes, Mario Ruiz
Cite DOI URL
Modulation of Popocatépetl's activity by regional and worldwide earthquakes
Thomas Boulesteix, Denis Legrand, Noémie Taquet, Diego Coppola, Marco Laiolo, Sébastien Valade, Francesco Massimetti, Gema Caballero-Jiménez, Robin Campion
Cite DOI URL
CNES-ESA satellite contribution to the operational monitoring of volcanic activity: The 2021 Icelandic eruption of Mt. Fagradalsfjall
Mathieu Gouhier, Virginie Pinel, Joaquín M. C. Belart, Marcello De Michele, Catherine Proy, Claire Tinel, Etienne Berthier, Yannick Guéhenneux, Magnus Tumi Gudmundsson, Birgir v. Óskarsson, Shan Gremion, Daniel Raucoules, Sébastien, Valade, Francesco Massimetti, Bjorn Oddsson
Cite DOI URL
Scientific response to the 2021 eruption of Nyiragongo based on the implementation of a participatory monitoring system
G. Boudoire, S. Calabrese, A. Colacicco, P. Sordini, P. Habakaramo Macumu, V. Rafflin, Sébastien Valade, T. Mweze, J.-C. Kazadi Mwepu, F. Safari Habari, T. Amani Kahamire, Y. Mumbere Mutima, J.-C. Ngaruye, A. Tuyishime, A. Tumaini Sadiki, G. Mavonga Tuluka, M. Mapendano Yalire, E.-D. Kets, F. Grassa, W. D'Alessandro, S. Caliro, F. Rufino, D. Tedesco
Cite DOI URL
Linking ground-based data and satellite monitoring to understand the last two decades of eruptive activity at Sangay volcano, Ecuador
Francisco J. Vasconez, Silvana Hidalgo, Jean Battaglia, Stephen Hernandez, Benjamin Bernard, Diego Coppola, Sébastien Valade, Patricio Ramón, Santiago Arellano, Céline Liorzou, Marco Almeida, Marcelo Ortíz, Jorge Córdova, Anais Vásconez Müller
Cite DOI URL
Shallow magma convection evidenced by excess degassing and thermal radiation during the dome-forming Sabancaya eruption (2012–2020)
D. Coppola, Sébastien Valade, P. Masias, M. Laiolo, F. Massimetti, A. Campus, R. Aguilar, R. Anccasi, F. Apaza, B. Ccallata, C. Cigolini, L. F. Cruz, A. Finizola, K. Gonzales, O. Macedo, R. Miranda, M. Ortega, R. Paxi, E. Taipe, D. Valdivia
Cite DOI URL
Unconventional filling dynamics of a pit crater
P. -Y. Burgi, Sébastien Valade, D. Coppola, G. Boudoire, G. Mavonga, F. Rufino, D. Tedesco
Cite DOI URL
Seismic Source Migration During Strombolian Eruptions Inferred by Very-Near-Field Broadband Seismic Network
Shunsuke Sugimura, Takeshi Nishimura, Giorgio Lacanna, Denis Legrand, Sébastien Valade, Maurizio Ripepe
Cite DOI URL
Magma pressure discharge induces very long period seismicity
M. Ripepe, D. Delle Donne, D. Legrand, Sébastien Valade, G. Lacanna
Cite DOI URL
Volcanic Hot-Spot Detection Using SENTINEL-2: A Comparison with MODIS–MIROVA Thermal Data Series
Francesco Massimetti, Diego Coppola, Marco Laiolo, Sébastien Valade, Corrado Cigolini, Maurizio Ripepe
Cite DOI URL
Uptake of gaseous thallium, tellurium, vanadium and molybdenum into anhydrous alum, Lascar volcano fumaroles, Chile
N. Sainlot, I. Vlastélic, S. Moune, E. F. Rose-Koga, F. Schiavi, Sébastien Valade, F. Aguilera
Cite DOI URL
Reference-Free Despeckling of Synthetic-Aperture Radar Images Using a Deep Convolutional Network
T. Davis, V. Jain, A. Ley, O. D'Hondt, Sébastien Valade, O. Hellwich
Cite Code DOI
Ash sedimentation by fingering and sediment thermals from wind-affected volcanic plumes
V. Freret-Lorgeril, J Gilchrist, F Donnadieu, A M Jellinek, J Delanoë, T Latchimy, J P Vinson, C Caudoux, F Peyrin, C Hervier, Sébastien Valade
Cite DOI URL
Towards Global Volcano Monitoring Using Multisensor Sentinel Missions and Artificial Intelligence: The MOUNTS Monitoring System
Sébastien Valade, Andreas Ley, Francesco Massimetti, Olivier D’Hondt, Marco Laiolo, Diego Coppola, David Loibl, Olaf Hellwich, Thomas R. Walter
Cite Code DOI URL
OSARIS, the “Open Source SAR Investigation System” for Automatized Parallel InSAR Processing of Sentinel-1 Time Series Data With Special Emphasis on Cryosphere Applications
David Loibl, Bodo Bookhagen, Sébastien Valade, Christoph Schneider
Cite DOI URL
Complex hazard cascade culminating in the Anak Krakatau sector collapse
Thomas R Walter, Mahmud Haghshenas Haghighi, Felix M Schneider, Diego Coppola, Mahdi Motagh, Joachim Saul, Andrey Babeyko, Torsten Dahm, Valentin R Troll, Frederik Tilmann, Sebastian Heimann, Sébastien Valade, Rahmat Triyono, Rokhis Khomarudin, Nugraha Kartadinata, Marco Laiolo, Francesco Massimetti, Peter Gaebler
Cite DOI URL
Infrasonic Early Warning System for Explosive Eruptions
M. Ripepe, E. Marchetti, D. Delle Donne, R. Genco, L. Innocenti, G. Lacanna, Sébastien Valade
Cite DOI
Exploiting GAN-Based SAR to Optical Image Transcoding for Improved Classification via Deep Learning
A. Ley, O. Dhondt, Sébastien Valade, R. Haensch, O. Hellwich
Cite
Dynamics of Mount Nyiragongo lava lake inferred from thermal imaging and infrasound array
Sébastien Valade, Maurizio Ripepe, Giovanni Giuffrida, Katcho Karume, Dario Tedesco
Cite DOI URL
Forecasting Effusive Dynamics and Decompression Rates by Magmastatic Model at Open-vent Volcanoes
M. Ripepe, M. Pistolesi, D. Coppola, D. Delle Donne, R. Genco, G. Lacanna, M. Laiolo, E. Marchetti, G. Ulivieri, Sébastien Valade
Cite DOI
Tracking dynamics of magma migration in open-conduit systems
Sébastien Valade, Giorgio Lacanna, Diego Coppola, Marco Laiolo, Marco Pistolesi, Dario Delle Donne, Riccardo Genco, Emanuele Marchetti, Giacomo Ulivieri, Carmine Allocca, Corrado Cigolini, Takeshi Nishimura, Pasquale Poggi, Maurizio Ripepe
Cite DOI URL
Near-source Doppler radar monitoring of tephra plumes at Etna
F. Donnadieu, P. Freville, C. Hervier, M. Coltelli, S. Scollo, M. Prestifilippo, Sébastien Valade, S. Rivet, P. Cacault
Cite DOI
MeMoVolc report on classification and dynamics of volcanic explosive eruptions
C. Bonadonna, R. Cioni, A. Costa, T. Druitt, J. Phillips, L. Pioli, D. Andronico, A. Harris, S. Scollo, O. Bachmann, G. Bagheri, S. Biass, F. Brogi, K. Cashman, L. Dominguez, T. Dürig, O. Galland, G. Giordano, M. Gudmundsson, M. Hort, A. Höskuldsson, B. Houghton, J.C. Komorowski, U. Küppers, G. Lacanna, J.L. Le Pennec, G. Macedonio, M. Manga, I. Manzella, M.M. Vitturi, A. Neri, M. Pistolesi, M. Polacci, M. Ripepe, E. Rossi, B. Scheu, R. Sulpizio, B. Tripoli, Sébastien Valade, G. Valentine, C. Vidal, N. Wallenstein
Cite DOI
Mass discharge rate retrieval combining weather radar and thermal camera observations
G. Vulpiani, M. Ripepe, Sébastien Valade
Cite DOI
Volcanic plume vent conditions retrieved from infrared images: A forward and inverse modeling approach
M. Cerminara, T. Esposti Ongaro, Sébastien Valade, A.J.L. Harris
Cite DOI
Plume Ascent Tracker: Interactive Matlab software for analysis of ascending plumes in image data
Sébastien Valade, A. J.L. Harris, M. Cerminara
Cite Code DOI URL
Gas and aerosol emissions from Lascar volcano (Northern Chile): Insights into the origin of gases and their links with the volcanic activity
G. Menard, S. Moune, I. Vlastélic, F. Aguilera, Sébastien Valade, M. Bontemps, R. González
Cite DOI
Modern multispectral sensors help track explosive eruptions
A.J.L. Harris, Sébastien Valade, G.M. Sawyer, F. Donnadieu, J. Battaglia, L. Gurioli, K. Kelfoun, P. Labazuy, T. Stachowicz, M. Bombrun, V. Barra, D. Delle Donne, G. Lacanna
Cite DOI
Lava discharge during Etna's January 2011 fire fountain tracked using MSG-SEVIRI
M. Gouhier, A. Harris, S. Calvari, P. Labazuy, Y. Guéhenneux, F. Donnadieu, Sébastien Valade
Cite DOI
Explosion mechanisms at Arenal volcano, Costa Rica: An interpretation from integration of seismic and Doppler radar data
Sébastien Valade, F. Donnadieu, P. Lesage, M. M. Mora, A. Harris, G. E. Alvarado
Cite DOI
Three dimensional transport speed of wind-drifted ash plumes using ground-based radar
F. Donnadieu, Sébastien Valade, S. Moune
Cite DOI
Ballistics and ash plumes discriminated by Doppler radar
Sébastien Valade, Franck Donnadieu
Cite DOI URL GRL cover
Joint Seismic, Acoustic and Doppler Radar observations at Arenal Volcano, Costa Rica: preliminary results
M. Mora, P. Lesage, F. Donnadieu, Sébastien, Schmidt, A. Valade, G. Soto, W. Taylor, G. Alvarado
Cite