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Thèmes de Recherche / Research themes:

• Simulations numériques des écoulements volcaniques : coulées de lave, avalanches de débris, écoulements pyroclastiques, etc
Numerical simulation of volcanic flows : lava flow, debris avalanche, pyroclastic flows, etc• Développement du code numérique VolcFlow / Development of the VolcFlow numerical code VolcFlow web site, download and examples 
• Mesures en temps réel de l’activité volcanique
Real-time measurement of volcanic activityLink to StereoVolc, Thermal and visible images of the ative lava dome of Merapi (Full size video) 
• Evaluation des menaces et des risques volcaniques Hazard and risk assessment
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Résumé de mes recherches en vidéos / Summary of my research in videos 
Youtube video: Mission, Islande 2023 / Mission, Iceland 2023. 
Youtube video: Stations Merapi: instrumentation in a hostile environment 
Youtube vidéo: Résumé de l’article Large–scale fluidisation …, Nature Geoscience, 2023 
Youtube video: les écoulements pyroclastiques / pyroclastic flows. 
Youtube video: l’avalanche de débris de Socompa (Chili) / the debris avalanche of Socompa (Chile). -
Publications LMV depuis 2010 :
Links to Online Resources related to my publications:

Kelfoun et al., 2021, Merapi, Bull. Volcanol. (link to Youtube: thermal movie, visible movie) 
Kelfoun et al., 2020, Stromboli, Bull. Volcanol. (link to Youtube: bomb tracking ) - related publication in EOS, Earth and Space Science News, Science News : A Promising New Tool for Forecasting Volcanic Hazards.
– - Publications récentes non encore référencées :
2025-1. Abigail Metcalfe et al. ,Submarine ash megabed fed by far-traveled, shoreline-crossing pyroclastic currents from a large explosive volcanic eruption.Sci. Adv.11,eads9642(2025).DOI:10.1126/sciadv.ads9642
2025-2. Tonato A. et al., Rapid emplacement of the Keaīwa Lava Flow of 1823 from the Great Crack in the Southwest Rift Zone of Kīlauea volcano, J. Volcanol. Geotherm. Res., 466, https://doi.org/10.1016/j.jvolgeores.2025.108391
2025-3. Rafflin V. et al., Preferential fluids ascent paths revealed by coupling chemical, electrical and magnetic methods: insights for risk mitigation in a long-dormant volcanic province (Monts Dore, France). J. Geoph. Res., https://doi.org/10.1029/2024JB030308
Articles scientifiques :
55 publication(s) | Article scientifique au 06/06/2026-
Galarraga-Ortiz M.
,
Scholtes L.
, Chevalier B., Aisyah N.,
Kelfoun K.
(2026)
. Insights into the 2020 instability crisis of merapi through numerical modeling. JGR
(Journal of Geophysical Research - Solid Earth)
. vol.131, p.e2025JB032728,
DOI
-
Rafflin V.
,
Gailler L.
,
Aumar C.
,
Cluzel N.
, Gal F., Giuffrida G., Grassa F.,
Harris A.
,
Kelfoun K.
,
Souriot T.
,
Boudoire G.
(2025)
. Preferential fluids ascent paths revealed by coupling chemical, electrical and magnetic methods: insights for risk mitigation in a long‐dormant volcanic province (monts dore, france). JGR
(Journal of Geophysical Research - Solid Earth)
. vol.130,
DOI
-
Metcalfe A.
,
Druitt T.
, Pank K., Kutterolf S., Preine J.,
Kelfoun K.
, Hübscher C., Nomikou P., Ronge T.A., Chiyonobu S., Koukousioura O., Woodhouse A., Beethe S., Manga M., McIntosh I., Tominaga M.,
Berthod C.
, Chen H., Clark A., DeBari S., Gertisser R., Johnston R., Peccia A., Yamamoto Y., Bernard A., Fernandez Perez T., Jones C.K., Batuk Joshi K., Kletetschka G., McCanta M., Morris A., Polymenakou P., Li X., Nedelec J.M., Lee H.Y., Papanikolaou D.
(2025)
. Submarine ash megabed fed by far traveled, shoreline crossing pyroclastic currents from a large explosive volcanic eruption. SCADVA
(Science Advances)
. vol.11, p.eads9642,
DOI
- Vallejo S., Diefenbach A., Gaunt H.E., Almeida M., Ramón P., Naranjo F.,
Kelfoun K.
(2024)
. Twenty years of explosive effusive activity at el reventador volcano (ecuador) recorded in its geomorphology. FRONTEARTSC
(Frontiers in Earth Science)
. vol.11, p.1202285,
DOI
-
Harris A.
, Mutaqin B.,
Kelfoun K.
(2024)
. The "cold lava" flow debacle: media driven viral proliferation of a confused message over marapi's deadly lahars of 11 may 2024. BULLVOLC
(Bulletin of Volcanology)
. vol.86,
DOI
- Manzella I., Makris S., Casalbore D., Cole P.,
Kelfoun K.
, Georgiopoulou A., Hicks A., van Westen C.
(2024)
. Cascading hazards in volcanic environments: monitoring, modelling and impact analysis of tsunamigenic flows for risk reduction. ANNALS GEOPH
(Annals of Geophysics)
. vol.67,
DOI
- Malawani M.N., Lavigne F., Kelfoun K. , Lahitte P., Sri Hadmoko D., Gomez C., Wassmer P., Syamsuddin S., Faral A. (2024) . Large debris avalanche and associated eruptive event at samalas volcano, lombok, indonesia. BULLVOLC (Bulletin of Volcanology) . vol.86, p.24, DOI
- Karstens J., Crutchley G.J., Hansteen T.H., Preine J., Carey S., Elger J., Kühn M., Nomikou P., Schmid F., Dalla Valle G.,
Kelfoun K.
, Berndt C.
(2023)
. Cascading events during the 1650 tsunamigenic eruption of kolumbo volcano. NATURECOM
(Nature Communications)
. vol.14,
DOI
-
Kelfoun K.
, Proaño A.
(2023)
. Large–scale volcanic deposit fluidisation by dilute pyroclastic density currents. NATGEO
(Nature Geoscience)
. vol.16, p.499-504,
DOI
-
Thouret J.C.
, Arapa E., Charbonnier S., Guerrero A.,
Kelfoun K.
, Cordoba G., Rodriguez D., Santoni O.
(2022)
. Modeling tephra fall and sediment water flows to assess their impacts on a vulnerable building stock in the city of arequipa, peru. FRONTEARTSC
(Frontiers in Earth Science)
. vol.10,
DOI
- Vasconez F. , Moussallam Y. , Harris A. , Latchimy T., Kelfoun K. , Bontemps M., Macías C., Hidalgo S. , Córdova J., Battaglia J. , Mejía J., Arrais S., Vélez L., Ramos C. (2022) . Vigia: a thermal and visible imagery system to track volcanic explosions. REMOTESENS (Remote Sensing) . vol.14, p.3355, DOI
-
Kelfoun K.
,
Gueugneau V.
(2022)
. A unifying model for pyroclastic surge genesis and pyroclastic flow fluidization. GRL
(Geophysical Research Letters)
.
DOI
- Moussallam Y. , Barnie T., Amigo A., Kelfoun K. , Flores F., Franco L., Cardona C., Cordova L., Toloza V. (2021) . Monitoring and forecasting hazards from a slow growing lava dome using aerial imagery, tri stereo pleiades 1a/b imagery and pdc numerical simulation. EPSL (Earth and Planetary Science Letters) . vol.564, p.116906, DOI
-
Gueugneau V.
, Charbonnier S., Esposti Ongaro T., de ’ Michieli Vitturi M., Peruzzetto M., Mangeney A., Bouchut F., Patra A.,
Kelfoun K.
(2021)
. Synthetic benchmarking of concentrated pyroclastic current models. BULLVOLC
(Bulletin of Volcanology)
. vol.83,
DOI
- López-Saavedra M., Martí J., Rubio J.L.,
Kelfoun K.
(2021)
. Cascading effects of extreme geohazards on tenerife (canary islands). JGR
(Journal of Geophysical Research - Solid Earth)
. vol.126, p.e2021JB022294,
DOI
- Lavigne F.,
Morin J.
, Wassmer P., Weller O., Kula T., Maea A.V.,
Kelfoun K.
, Mokadem F.,
Paris R.
, Ngainul Malawani M., Faral A.,
Benbakkar M.
, Saulnier-Copard S., Vidal C.M., Tu'l'afitu T., Kitekei'aho F., Trautmann M., Gomez C.
(2021)
. Bridging legends and science: field evidence of a large tsunami that affected the kingdom of tonga in the 15th century. FRONTEARTSC
(Frontiers in Earth Science)
. vol.9, p.748755,
DOI
-
Kelfoun K.
, Santoso A.B., Latchimy T., Bontemps M., Nurdien I., Beauducel F., Fahmi A., Putra R., Dahamna N., Laurin A., Rizal M.H., Sukmana J.T.,
Gueugneau V.
(2021)
. Growth and collapse of the 2018−2019 lava dome of merapi volcano. BULLVOLC
(Bulletin of Volcanology)
.
DOI
-
Gueugneau V.
,
Kelfoun K.
, Charbonnier S., Germa A., Carazzo G.
(2020)
. Dynamics and impacts of the may 8th, 1902 pyroclastic current at mount pelée (martinique): new insights from numerical modeling. FRONTEARTSC
(Frontiers in Earth Science)
.
DOI
-
Kelfoun K.
,
Harris A.
, Bontemps M.,
Labazuy P.
, Chausse F., Ripepe M.,
Donnadieu F.
(2020)
. A method for 3d reconstruction of volcanic bomb trajectories. BULLVOLC
(Bulletin of Volcanology)
. vol.82, p.34,
DOI
- Karstens J.,
Kelfoun K.
, Watt S.F.L., Berndt C.
(2020)
. Combining 3d seismics, eyewitness accounts and numerical simulations to reconstruct the 1888 ritter island sector collapse and tsunami. INTJOUREA
(International Journal of Earth Sciences)
. vol.109, p.2659-2677,
DOI
- Simon F.-X.,
Pareilh-Peyrou M.
,
Buvat S.
, Mayoral A.,
Labazuy P.
,
Kelfoun K.
, Tabbagh A.
(2020)
. Quantifying multiple electromagnetic properties in emi surveys: a case study of hydromorphic soils in a volcanic context – the lac du puy (france). GEODERMA
(Geoderma)
. vol.361, p.114084,
DOI
- Costard F., Séjourné A., Lagain A., Ormö J., Rodriguez J.A.P., Clifford F., Bouley F., Kelfoun K. , Lavigne F. (2019) . The lomonosov crater impact event: a possible mega‐tsunami source on mars. JGRPLA (Journal of Geophysical Research - Planets) . vol.124, p.1840-1851, DOI
- Gueugneau V. , Kelfoun K. , Druitt T. (2019) . Investigation of surge derived pyroclastic flow formation by numerical modelling of the 25 june 1997 dome collapse at soufrière hills volcano, montserrat. BULLVOLC (Bulletin of Volcanology) . vol.81, p.25, DOI
- Benjamin J., Rosser N.J., Dunning S.A., Hardy R.J., Kelfoun K. , Szczuciński W. (2018) . Transferability of a calibrated numerical model of rock avalanche run‐out: application to 20 rock avalanches on the nuussuaq peninsula, west greenland. EARTHSUFPROC (Earth Surface Processes and Landforms) . DOI
- Costard F., Séjourné A., Kelfoun K. , Clifford S., Lavigne F., Di Pietro I., Bouley S. (2017) . Modeling tsunami propagation and the emplacement of thumbprint terrain in an early mars ocean. JGRPLA (Journal of Geophysical Research - Planets) . vol.122, DOI
- Kelfoun K. (2017) . A two layer depth averaged model for both the dilute and the concentrated parts of pyroclastic currents. JGR (Journal of Geophysical Research - Solid Earth) . vol.122, DOI
- Gueugneau V. , Kelfoun K. , Roche O. , Chupin L. (2017) . Effects of pore pressure in pyroclastic flows: numerical simulation and experimental validation. GRL (Geophysical Research Letters) . vol.44, DOI
- Kelfoun K. , Gueugneau V. , Komorowsk J.C., Aisyah N., Cholik N., Merciecca C. (2017) . Simulation of block and ash flows and ash cloud surges of the 2010 eruption of merapi volcano with a two layer model. JGR (Journal of Geophysical Research - Solid Earth) . vol.122, DOI
- Paris R. , Coello Bravo J.J., Martin Gonzalez M.E., Kelfoun K. , Nauret F. (2017) . Explosive eruption, flank collapse and megatsunami at tenerife ca. 170 ka. NATURECOM (Nature Communications) . vol.8, p.15246, DOI
- Özdemir Y., Akkaya I., Oyan U., Kelfoun K. (2016) . A debris avalanche at suphan stratovolcano (turkey) and implications for hazard evaluation. BULLVOLC (Bulletin of Volcanology) . vol.78, p.9, DOI
- Nomikou P., Druitt T. , Hübscher C., Mather T.A., Paulatto M., Kalnins L.M., Kelfoun K. , Papanikolaou D., Bejelou K., Lampridou D., Pyle D.M., Carey S., Watts A.B., Weis B., Parks M.M. (2016) . Post eruptive flooding of santorini caldera and implications for tsunami generation. NATURECOM (Nature Communications) . vol.7, DOI
- Latutrie B. , Andredakis I., De Groeve T., Harris A. , Langlois E., Van Wyk De Vries B. , Saubin E. , Bilotta G., Cappello A., Crisci G.M., D'Ambrosio D., Del Negro C., Favalli M., Fujita E., Iovine G., Kelfoun K. , Rongo R., Spataro W., Tarquini S., Coppola D., Ganci G., Marchese F., Pergola N., Tramutoli V. (2016) . Testing a geographical information system for damage and evacuation assessment during an effusive volcanic crisis. vol.426, p.649-672, DOI
- Harris A. , Carn S., Dehn J., Del Negro C., Gudmundsson M.T., Cordonnier B., Barnie T., Chahi E., Calvari S., Catry T., De Groeve T., Coppola D., Davies A., Favalli M., Ferrucci F., Fujita E., Ganci G., Garel F., Huet P., Kauahikaua J., Kelfoun K. , Lombardo V., Macedonio G., Pacheco J., Patrick M., Pergola N., Ramsey M., Rongo R., Sahy F., Smith K., Tarquini S., Thordarson T., Villeneuve N., Webley P., Wright R., Zaksek K. (2016) . Conclusion: recommendations and findings of the red seed working group. p.567-648, DOI
- Ulvrova M., Paris R. , Nomikou P., Kelfoun K. , Leibrandt S. , Tappin D.R., McCoy F.W. (2016) . Source of the tsunami generated by the 1650 ad eruption of kolumbo submarine volcano (aegean sea, greece). JVGR (Journal of Volcanology and Geothermal Research) . vol.321, p.125-139, DOI
- Kelfoun K. , Vallejo Vargas S. (2016) . Volcflow capabilities and potential development for the simulation of lava flows. testing a gis for damage and evacuation assessment during an effusive crisis. vol.426,
- Le Guennec, Rachkidy N., Guitton A., Misson M., Kelfoun K. (2015) . Mac protocolfor volcano monitoring using a wireless sensor network. NoF (Network of the Future) . DOI
- Brothelande E. , Lénat J.F. , Normier A., Bacri C., Peltier A., Paris R. , Kelfoun K. , Merle O. , Finizola A., Garaebiti E. (2015) . Insights into the evolution of the yenkahe resurgent dome (siwi caldera, tanna island, vanuatu) inferred from aerial high resolution photogrammetry. JVGR (Journal of Volcanology and Geothermal Research) . vol.299, p.78-90, DOI
-
Gurioli L.
, Andronico D.,
Bachèlery P.
, Balcone-Boissard H.,
Battaglia J.
, Boudon G., Burgisser A., Burton M.R., Cashman K., Cichy S., Cioni R., Di Muro A., Dominguez L., D’Oriano C.,
Druitt T.
,
Harris A.
, Hort M.,
Kelfoun K.
, Komorowski J.C., Kueppers U.,
Le Pennec J.L.
,
Menand T.
,
Paris R.
, Pioli L., Pistolesi M., Polacci M., Pompilio M., Ripepe M.,
Roche O.
,
Rose-Koga E.
, Rust A.,
Schiavi F.
, Sharff L., Sulpizio R., Taddeucci J., Thordarson T.
(2015)
. Memovolc consensual document: a review of cross disciplinary approaches to characterizing small explosive magmatic eruptions. BULLVOLC
(Bulletin of Volcanology)
. vol.77, p.49,
DOI
- Ulvrová M., Paris R. , Kelfoun K. , Nomikou P. (2014) . Numerical simulations of tsunami generated by underwater volcanic explosions at karymskoye lake (kamchatka, russia) and kolumbo volcano (aegean sea, greece). natural hazards and earth system sciences. DOI
- Doucelance R. , Kelfoun K. , Labazuy P. , Bosq C. (2014) . Geochemical insights into the internal dynamics of debris avalanches. a case study: the socompa avalanche, chile. geochemistry, geophyscis, geosystem 15, 2282 2300,. DOI
- Bernard J. , Kelfoun K. , Le Pennec J.L. , Vallejo Vargas S. (2014) . Pyroclastic flow erosion and bulking processes: comparing field based vs. modeling results at tungurahua volcano, ecuador. BULLVOLC (Bulletin of Volcanology) . vol.76, p.858, DOI
- Harris A. , Valade S. , Sawyer G., Donnadieu F. , Battaglia J. , Gurioli L. , Kelfoun K. , Labazuy P. , Stachowicz T., Bombun M., Barra V., Delle Donne D., Lacana G., , Lacanna G. (2013) . Full bandwidth remote sensing for total parameterization of volcanic plumes. EOS (EOS) . vol.94, p.321-322,
- Harris A. , Valade S. , Sawyer G., Donnadieu F. , Battaglia J. , Kelfoun K. , Stachowicz T., Bombrun M., Barra V., Delle Donne D., Lacanna G. (2013) . Modern multispectral sensors help track explosive eruptions. EOS (EOS) . vol.94, p.321-322,
- Paris R. , Kelfoun K. , Giachetti T. (2013) . Marine conglomerate and reef megaclasts at mauritus island: evidences of a tsunami generated by a flank collapse of the piton de la fournaise volcano, reunion island ?: science of tsunami hazards, v..
- Pouget S., Davies T., Kennedy B., Kelfoun K. , Leyrit H. (2012) . Numerical modelling: a useful tool to simulate collapsing volcanoes. geology today 28, 59 63..
- Vanderkluysen L., Harris A. , Kelfoun K. , Bonadonna C., Ripepe M. (2012) . Bombs behaving badly: unexpected trajectories and cooling of volcanic projectiles. bulletin of volcanology 74, 1849 1858,. DOI
- Jessop D. , Kelfoun K. , Labazuy P. , Mangeney A., Roche O. , Tillier J.L., Trouillet M., Thibault G. (2012) . Lidar derived morphology of the 1993 lascar pyroclastic flow deposits, and implication for flow dynamics and rheology. journal of volcanology and geothermal research 245 246, 81 97,. DOI
- Giachetti T., Paris R. , Kelfoun K. , Ontowirjo B. (2012) . Tsunami hazard related to a flank collapse of anak krakatau volcano, sunda strait, indonesia. geological society, london, special publication 361, 79 89..
- Dondin F., Lebrun J.F., Kelfoun K. , Fournier N., Randrianasolo A. (2012) . Sector collapse at kick 'em jenny submarine volcano (lesser antilles): numerical simulation and landslide behaviour. bulletin of volcanology 74, 595 607,. DOI
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Kelfoun K.
, Davies T.
(2011)
. Comment on a random kinetic energy model for rock avalanches: eight case studies: t. preuth, p. bartelt, o. korup, and b. w. mcardell.. JGR
(Journal of Geophysical Research - Solid Earth)
. vol.116, p.F01014,
DOI
-
Kelfoun K.
(2011)
. Suitability of simple rheological laws for the numerical simulation of dense pyroclastic flows and long−runout volcanic avalanches: journal of geophysical research, solid earth, v. 116, p. b08209,.
DOI
- Giachetti T., Paris R. , Kelfoun K. , Pérez-Torrado F. J. (2011) . Numerical modelling of the tsunami triggered by the guimar debris avalanche, tenerife (canary islands): comparison with field based data: marine geology, v. 284, p. 189 202,. DOI
- Giachetti T., Burgisser A., Arbaret L., Druitt T. , Kelfoun K. (2011) . Quantitative textural analysis of vulcanian pyroclasts (montserrat) using multi scale x ray computed microtomography: comparison with results from 2d image analysis: bulletin of volcanology, v. 73, p.. DOI
- Kelfoun K. , Giachetti T., Labazuy P. (2010) . Landslide–generated tsunamis at réunion island. journal of geophysical research, earth surface, 115, f04012,. DOI
- Davies A., McSaveney M., Kelfoun K. (2010) . Runout of the soccompa volcanic debris avalanche, chile: a mechanical explanation for low basal shear resistance. bulletin of volcanology, 72, 933 944,. DOI
Congrès :
41 publication(s) | congrès au 06/06/2026- Manzella I., Penna I., Bohme M., Hermanns G., Kelfoun K. (2018) . Back and forward analysis of kvernhusfjellet rock avalanche in norway.
- Gueugneau V. , Kelfoun K. , Druitt T. (2018) . Numerical modelling of surge derived pyroclastic flows (25 june 1997) at soufriere hills volcano, montserrat.
- Peruzzetto M., Mangeney A., Levy C., Thiery Y., Grandjean G., Kelfoun K. , Bouchut F. (2018) . Analysis of curvature effects for frictional rheologies in thin layer depth averaged flow propagation models.
- Gueugneau V. , Kelfoun K. (2018) . Combining numerical and experimental modelling to constrain the surge formation mechanism.
- Karstens J., Urlaub M., Berndt C., Watt S., Micallef A., Kelfoun K. , Ray M., Klaucke I., Brune S., Muff S., Kläschen D. (2018) . From slow spreading to catastrophic collapse: 3d seismic reconstruction of the 1888 ritter island sector collapse.
- Kelfoun K. , Gueugneau V. (2018) . Volcflow: a promising tool for volcanic hazard and risk assessment.
- Vallejo S. , Kelfoun K. , Chevrel O. (2018) . Lava flow simulations with volcflow using simple and complex rheologies.
- Le Moigne Y., Williams-Jones G., Kelfoun K. , Labazuy P. , Vigouroux N., Russell K., Fraser F., College D. (2018) . Investigating canada’s deadliest volcanic eruption: from field observations to lava flow modeling.
- Vallejo S. , Ramón P., Kelfoun K. , Chevrel O. , Almeida M. (2018) . Characterization of lava flows from an andesitic volcano as input data for numerical flow simulations, case el reventador volcano (ecuador).
- Paris R. , Ulvrov M., Kelfoun K. , Roche O. (2017) . The challenge of volcanic tsunami modelling.
- Vallejo S. , Kelfoun K. (2017) . Volcflow, an approach to simulate lava flows. case of el reventador volcano (ecuador).
- Vallejo S. , Ramón P., Naranjo F., Kelfoun K. , Samaniego P. , Diefenbach A. (2017) . Reventador volcano (ecuador): non stop activity since 2002.
- Nomikou P., Druitt T. , Watts C., Mather T., Paulatto M., Kalnins S., Kelfoun K. , Papanikolaou D., Bejelou K., Lampridou D., Pyle D., Carey S., Watts S., Weiß B., Parks M. (2017) . Post eruptive flooding of santorini caldera and implications for tsunami generation.
- Nomikou P., Druitt T. , Hübscher C., Mather, Paulatto M., Kalnins L., Kelfoun K. , Papanikolaou D., Bejelou K., Lampridou D., Pyle D., Carey S., Watts A., Weiß B., Parks M.T. (2017) . Post eruptive flooding of santorini caldera and implications for tsunami generation.
- Nomikou P., Druitt T. , Hübscher C., Mather, Paulatto M., Kalnins L., Kelfoun K. , Papanikolaou D., Bejelou K., Lampridou D., Pyle D., Carey S., Watts A., Weiß B., Parks M.T. (2017) . Post eruptive flooding of santorini caldera and implications for tsunami generation.
- Gueugneau V. , Kelfoun K. , Druitt T. (2017) . Numerical modelling of the surge derived pyroclastic flow of 25 june 1997 at soufriere hills volcano, montserrat.
- Gueugneau V. , Kelfoun K. , Roche O. , Chupin L. (2017) . Effects of pore pressure in pyroclastic flows: numerical simulation and experimental validation.
- Kelfoun K. , Gueugneau V. (2017) . A two fluid depth averaged model for block and ash flows and ash cloud surges.
- Le Moigne Y., Williams-Jones G., Kelfoun K. , Labazuy P. , Russell K., Vigouroux-Caillibot N. (2017) . Investigating and modeling canada's deadliest volcanic eruption.
- Vallejo Vargas S., Ramón P., Naranjo M.F., Kelfoun K. , Samaniego P. , Diefenbach A. (2016) . El reventador volcano (ecuador): non stop activity since 2002.
- Pareilh-Peyrou M., Labazuy P. , Kelfoun K. , Chalus F. (2015) . Geophysical experimental survey on flood protection dikes the case study of the loire river basin. DOI
- Gueugneau V., Kelfoun K. , Roche O. (2015) . Validation of a numerical model of fluidised granular flow from laboratory experiments.
- Ulvrova M., Paris R. , Nomikou P., Kelfoun K. (2014) . Numerical platform for volcanic tsunami modelling. tsumamos: mathematical modelling for tsunami early warning systems: an international conference. malaga, spain, 09 11/04/2014..
- Paris R. , Ulvrova M., Kelfoun K. , Giachetti T., Switzer A.D. (2014) . Firewaves: introducing a platform for modelling volcanic tsunamis. european geoscience union general assembly, vienna, austria, 27/04 02/05/2014..
- Kelfoun K. , Komorowski J.C., Aisyah N., Sumarti S., Choliq N. (2014) . A two fluid model for block and ash flows and ash cloud surge confronted with the 2010 eruption of merapi volcano (indonesia). cities on volcanoes 8 | september 9 13, 2014..
- Bernard J. , Le Pennec J.L. , Vallejo Vargas S., Kelfoun K. (2014) . Syn emplacement processes revealed by textural analyses of pdc deposits from 2006 eruption of tungurahua volcano (ecuador): impact on flow mobility. cities on volcanoes 8 | september 9 13, 2014..
- Bernard J. , Kelfoun K. , Le Pennec J.L. (2014) . Comparison between numerical modeling and field data: evidence for syn emplacement erosion processes and their impacts on flow mobility at tungurahua volcano, ecuador. cities on volcanoes 8 | septembe.
- Ulvrova M., Paris R. , Kelfoun K. , Nomikou P. (2013) . Numerical modeling of tsunami generated by the 1650 eruption of kolumbo submarine volcano, aegean sea, greece. in american geophysical union fall meeting, san francisco, 9 13/12/2013. abstract nh43a 1.
- Samaniego P. , Hall M.L., Le Pennec J.L. , Mothes P., Robin C., Yepes H., Kelfoun K. (2013) . El continuo mejoramiento de los mapas de peligro volcanico como herramienta para la mitigación de la amenaza volcanica. in foro internacional de peligros geológicos, arequipa, 14 16 octubre 2013, 50 5.
- Bernard J. , Kelfoun K. , Le Pennec J.L. (2013) . Field data vs. modeling: influence of erosion on pyroclastic flows mobility. in egu april 2013, vienna, abstract..
- Ulvrova M., Paris R. , Nomikou P., Kelfoun K. (2013) . Numerical modeling of tsunami generated by the 1650 eruption of kolumbo, south aegean sea, greece. in international tsunami symposium, göcek, turkey, 25 28/09/2013..
- Bernard J. , Le Pennec J.L. , Kelfoun K. , Vallejo S. (2013) . Etude sédimentologique de dépôts d’écoulements pyroclastiques : quantification de l’érosion des nuées de l’éruption de 2006 du tungurahua (equateur). in 14ème congrès français de sédimentologie, nov..
- Bernard J. , Le Pennec J.L. , Kelfoun K. , Vallejo S. (2013) . Textural analyses of pdc deposits from the 2006 eruption of tungurahua volcano, ecuador: insights on syn emplacement erosion processes. in agu fall meeting, san francisco, usa, dec..
- Harris A. , Battaglia J. , Donnadieu F. , Labazuy P. , Kelfoun K. , Bombrun M. , Barra V., Hervier C., Ripepe M., Delle Donne D., Lacanna G., Burton M., Chevalier L., Stachowicz T., Valade S., Sawyer G. (2013) . Full bandwidth remote sensing for total parameterization of volcanic plumes. in iavcei 2013 general assembly, kagoshima, japan.. EOS (EOS) . vol.94, p.321-322,
- Harris A. , Donnadieu F. , Labazuy P. , Kelfoun K. , Gurioli L. , Valade S., Bombrun M. , Sawyer G., Battaglia J. , Moune S. , Hervier C., Freville P., Latchimy T., Bontemps M., Reymond C., Bernard C. (2012) . Full bandwidth remote sensing for total geophysical parameterization of volcanic emissions at stromboli. cnfgg, clermont ferrand, france, 10 12 oct. 2012..
- Kelfoun K. , Labazuy P. , Mangeney A., Froger J.L. (2012) . Tentative de simulation de l’avalanche secondaire de socompa (nord chili) et comparaison avec l’avalanche principale. 3ème colloque du cnfgg, mesure et modélisation en volcanologie, 10 13 octobre 2012.
- Vallejo S. , Le Pennec J.L. , Kelfoun K. , Harris A. (2012) . Calibration of volcflow models using thermal images: the december 2010 eruptions of tungurahua volcano (ecuador). conference « cities on volcanoes », colima city, mexico, nov. 2012, abstract..
- Samaniego P. , Hall M.L., Le Pennec J.L. , Mothes P.A., Robin C., Yepes H., Kelfoun K. (2012) . Continual improving of tungurahua volcano’s hazard maps and their diffusion to authorities and the population (ecuador). conference « cities on volcanoes », colima city, mexico, nov. 2012, abstract..
- Kelfoun K. , Giachetti T., Labazuy P. (2011) . Landslide–generated tsunamis at réunion island and their possible sedimentary record in mauritius island: egu general assembly 2011 vienne, p. egu2011 2759..
- Kelfoun K. (2011) . A two fluid model for block and ash flows and ash cloud surge confronted with the 1994 eruption of merapi volcano (indonesia): egu general assembly 2011, p. egu2011 2748..
- Kelfoun K. (2011) . Suitability of simple rheological laws for the numerical simulation of long−runout volcanic avalanches: egu general assembly 2011 vienne, p. egu2011 7234..
Publications antérieures :
- Kelfoun K., P. Samaniego, P. Palacios, D. Barba, 2009, Testing the suitability of frictional behaviour for pyroclastic flow simulation by comparison with a well-constrained eruption at Tungurahua volcano (Ecuador). Bulletin of Volcanology, 71(9), 1057-1075, DOI: 10.1007/s00445-009-0286-6.
- Kelfoun K., 2008, Rheological behaviour of volcanic granular flows, International Congress on Environmental Modelling and Software, Integrating Sciences and Information Technology for Environmental Assessment and Decision Making, July 7-10, 2008 – Barcelona, Catalonia, session paper, 6 pages, 2 reviewers.
- Kelfoun K., T.H. Druitt, B. van Wyk de Vries, M.–N. Guilbaud, 2008, Topographic reflection of Socompa debris avalanche, Chile, DOI: 10.1007/s00445-008-0201-6, Bulletin of Volcanology.
- Carter A., B. Wyk de Vries, Kelfoun K., P. Bachèlery, P. Briole, 2007, Pits, rifts and slumps: the summit structure of Piton de la Fournaise / 741-756, doi: 10.007/s00445-006-0103-4, Bulletin of Volcanology, 69 (7)
- Kelfoun K. and T.H. Druitt, 2005, Numerical modelling of the emplacement of the 7500 BP Socompa rock avalanche, Chile. J. Geophys. Res., B12202, doi : 10.1029/2005JB003758, 2005.
- Formenti Y., T. H. Druitt, Kelfoun K., 2004: Characterisation of the 1997 Vulcanian explosions of Soufrière Hills Volcano, Montserrat, by video analysis, Bulletin of Volcanology, 587 – 605
- Dartevelle S., Rose W. I., Stix J., Kelfoun K., Vallance J. W., 2004: Numerical modeling of geophysical granular flows: 2. Computer simulations of plinian clouds and pyroclastic flows and surges. Geochem. Geophys. Geosyst., Vol. 5, No. 8
- Donnadieu F., Kelfoun K., van Wyk de Vries B., Cecchi E. and Merle O., 2003: Digital photogrammetry as a tool in analogue modelling: applications to volcano instability. J. Volcanol. Geoth. Res., 123 : 161-180.
- Legros F., Kelfoun K., Marti J., 2000: The influence of conduit geometry on the dynamics of caldera-forming eruptions. Earth Planet. Sci. Lett., 179, 53-61.
- Thouret J-C, Kelfoun K., Lavigne F., 2000: Hazard assessment at Merapi volcano, central Java: a global approach. J. Volcanol. Geoth. Res., 100 : 479-502.
- Legros F., Kelfoun K., 2000: Sustained blasts during large volcanic eruptions, Geology, v.28, n°10: 895-898.
- Legros F., Kelfoun K., 2000: On the ability of pyroclastic flows to scale topographic obstacles. J. Volcanol. Geoth. Res., 98 : 235-241.
- Kelfoun K., Legros F, .Gourgaud A., 2000: Statistical study of damaged trees related to the pyroclastic flows of November 22, 1994 at Merapi volcano (central Java, Indonesia): relation between ash-cloud surge and block-and-ash flow. J. Volcanol. Geoth. Res., 100 : 379-393.
- Kelfoun K., Thouret J.C., Lavigne F., Vincent P.-M., Camus Guy, Gourgaud A., 1995. Le strato-volcan Merapi (Java) : Méthodes d’évaluation des menaces liées aux écoulements pyroclastiques et aux lahars. Publié dans Géologues, 106: 61-69.
- related publication in EOS, Earth and Space Science News, Science News : A Promising New Tool for Forecasting Volcanic Hazards.
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Cibles principales :
Merapi (Indonésie), Tungurahua et Reventador (Equateur), Lascar et Socompa (Chili)
Merapi 2014 : – suivi stéréoscopique et thermique du dôme sommital et des écoulements associés
– simulations numériques d’écoulements

Campagne d’échantillonnage et de calcul
morphologique des coulées de laves du volcan
Reventador, 2015, Equateur.
Avalanche de Socompa, Chili : échantillonnage
et mesures morphologiques des dépôts.Autres cibles :

Cotopaxi (Equateur)Piton de la Fournaise (Réunion)
Krakatau (Indonésie)
Lastarria (Chili)
Stromboli
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Responsabilités scientifiques et administratives :
- 2024-2026 : Responsable de l’équipe de Volcanologie du LMV (2019-2023, responsable adjoint)
- Membre du Conseil Pédagogique de l’OPGC (2023-2024)
- Coordinateur scientifique de l’équipe base de données de l’OPGC (2020-)
- Coordinateur de l’axe 2 de ClerVolc : déformations des édifices volcaniques (2024-)
- Responsable de l’axe 4 et responsable LMV du projet ANR Domerapi (2012-2016)
- Porteur de l’axe transverse « réseaux de capteurs » du Labex ClerVolc
- Responsables de deux modules d’enseignement (Mécanique des Géomatériaux, L3; Informatique pour Géologue, M1)
- Membre des commissions informatiques du LMV et de L’UFR ST, UBP
- Membre de la commission scientifique de l’OPGC
- …
Encadrement doctoral :
- Co-directeur de la thèse de Michael Galarraga, 2023-2026
- Co-directeur de thèse de Yannick Le Moigne, cotutelle SFU, Canada, 2016-2020.
- Directeur de thèse de Valentin Gueugneau, 2015-2018, «Simulation des écoulements pyroclastiques denses et dilués et de leurs interactions »
- Directeur de thèse de Silvia Vallejo Vargas, 2014-2017, « Simulation des coulées de lave du Reventador, Equateur ». Thèse financée par le SENESCYT
- Co-directeur de thèse de Mathias Pareilh-Peyrou, 2013-2016, « Géophysique Haut rendement »
- Co-directeur de thèse de Jordane Mathé, 2012-2015, « Modélisation des écoulements denses biphasés »
- Co-directeur de thèse de Julien Bernard, 2011-2014, « dépôts et érosion des écoulements pyroclastiques »
- Co-directeur de thèse de Thomas Giachetti, 2006-2009, « Etudes texturales en 2D et 3D des produits des explosions vulcaniennes du volcan Soufrière Hills, 1997, (Montserrat). »
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Activités d’enseignement :
- Professeur des universités (>192 h/an)
- Disciplines enseignées :
– Géologie générale
– Stages de terrain (géologie/cartographie)
– Sismique appliquée
– Géomagnétisme
– Géomécanique / géotechnique
– Informatique appliquée aux Sciences de la Terre - Niveaux : Licence – Master, Département des Sciences de la Terre, Université Clermont Auvergne
Exemples de projets informatiques:
Simulation de trajectoires d’écoulements pyroclastiques
Simulation de nappes phréatiques sous pompage
Simulations d’écoulements en approximation de couche mince
Simulation de la propagation d’ondes sismiques
Trajectographie d’éboulements de blocs





