Recent Technical Presentations

  • Tarits, P., S. Hautot, S. Haffen, and J. Charroy, Improving MT resistivity model resolution with gravity joint inversion to geothermal exploration, 41st Geothermal Resources Council Annual Meeting, Salt-Lake City, Utah, U.S., October 1-4 2017.

  • Ars, J.-M., P.l Tarits, S. Hautot, M. Bellanger, M. Maia, O. Coutant, J.-L. Auxietre, and J. Perrot, Constrained inversion of magnetotelluric and gravity data applied to deep geothermal exploration in the Sioule Valley, Massif-Central, France, 41st Geothermal Resources Council Annual Meeting, Salt-Lake City, Utah, U.S., October 1-4 2017.

  • Hautot, S., K. Selway, M. Plasman, and P. Tarits, Transitional magmatic-amagmatic segmentation during continental breakup imaged with 3D magnetotellurics, Joint IAPSOS/IAMAS/IAGA Assembly, Cape Town, South Africa, August 27 - September 1, 2017.

  • Ars, J-M., P. Tarits, S. Hautot, M. Bellanger, M. Maïa, O. Coutant, and J-L. Auxiètre, Geophysical joint inversion applied to deep geothermal exploration, European Geothermal Congress, Strasbourg, France, September 19-24, 2016.

  • Bellanger, M., J-L. Auxiètre, J_M. Ars, S. Hautot, and P. Tarits, The Key role of first-order geological paradigm in deep geothermal exploration, European Geothermal Congress, Strasbourg, France, September 19-24, 2016.

  • Plasman, M., P. Tarits, C. Tiberi, S. Hautot, S. Gautier, C. Ebinger, S. Roecker, J. Albaric, K. Mtelela, G. Mulibo, and R. Gama, Joint 3D inversion of magnetotelluric, receiver function, and gravity data: Application to the study of the continental lithospheric break-up in the North Tanzanian Rift, The 23rd Electromagnetic Induction Workshop, Chiang Mai, Thailand, August 14-20, 2016.

  • Hautot, S., and P. Tarits, Joint MT-Gravity inverision in a complex geological environment: Example of the Western Greenland Margin, The 23rd Electromagnetic Induction Workshop, Chiang Mai, Thailand, August 14-20, 2016.

  • Ars, J-M., P. Tarits, S. Hautot, J-L. Auxiètre, M. Maïa, O. Coutant, and  M. Bellanger, Magnetotelluric joint inversion applied to deep geothermal exploration, The 23rd Electromagnetic Induction Workshop, Chiang Mai, Thailand, August 14-20, 2016.

  • Hautot, S., P. Tarits, and P. Roach, Magnetotelluric and gravity subsalt imaging: Case studies from Ethiopia and Djibouti Republic. EAGE/SPE Subsalt Imaging Workshop, Dubai, UAE, May 2-4 2016.

  • Hautot, S., and P. Tarits, Rift structure and basin control revealed by 3-D magnetotelluric: Examples of Turkana and Northern Tanzania. First EAGE Eastern Africa Petroleum Geoscience Forum, Dar es Salaam, Tanzania, November 17-19, 2015.

  • Tarits, P., S. Hautot, P. Roach, and H. Magareh, Mapping density models onto resistivity structure through joint inversion of gravity and MT. 85th SEG Annual Meeting, New-Orleans, La, USA, October 18-23, 2015.

  • Hautot, S., P. Tarits, N. Coppo, and B. Rondeleux, A simple implementation of bathymetry and topography in 3-D magnetotelluric inversion. 85th SEG Annual Meeting, New-Orleans, La, USA, October 18-23, 2015.

  • Hautot S., and P. Tarits, Recent advances in 3-D inversion of MT data for shallow crustal investigation: Application to Northern Turkana and Southern Omo sedimentary rift basins (East African Rift). Potential-Field & EM Methods Applied to Basin Studies, AGU-SEG Workshop, Keyston, Co., USA, August 25-26, 2015.

  • Plasman, M., Tarits, P., Tiberi C., Hautot, S., and the COLIBREA Team, Joint inversion of magnetotelluric, receiver function and gravity data using a combinaison of correlation and gradient approaches. 26th IUGG General Assembly, Prague, Czech Republic, June 22 - July 2, 2015.

  • Coppo, N., J.-Mi. Baltassat, J.-F. Girard, P. Wawrzyniak, S. Hautot, P. Tarits, T. Jacob, G. Martelet, F. Mathieu, A. Gadalia, V. Bouchot, and H. Traineau, 3-D Magnetotelluric Investigations for Geothermal Exploration in Martinique (Lesser Antilles). Characteristic Deep Resistivity Structures, and Shallow Resistivity Distribution Matching Heliborne TEM Results, World Geothermal Congress, Melbourne, Australia, April 19-24, 2015

  • Coppo, N., S. Hautot, P. Wawrzyniak, J.-M. Baltassat, J.-F. Girard, P. Tarits, and G. Martelet,. 3-D magnetotelluric inversion with coast effect modelling to assess the geothermal potential of Anses d'Arlet (Martinique, Lesser Antilles), Extended Abstract, 22nd EM Workshop, Weimar, Germany, August 24-30 2014

  • Hautot, S., and P. Tarits, The importance of the MT diagonal tensor coefficients for 3D inversion, 3DEM-5, 5th International symposium on three-dimensional electromagnetics, Sapporo, Japan, May 7-9 2013.

  • Tarits, P., J.F. D'Eu, K. Balem, S. Hautot, J. Prevot, and,  F. Gaspari, Mapping Seismically Masked Seabed Structures with a New DC Resistivity Streamer, EAGE Near Surface Geoscience 2012, Paris, France, September 3-5 2012.

  • Hautot, S., N. Johnson, M. Desissa, K. Whaler, G. Dawes, and S. Fisseha, Melt distribution between the crust and mantle beneath the Dabbahu-Manda Hararo rift segment, Afar, from 3D magnetotelluric imaging, Magmatic Rifting and Active Volcanism, Addis Abeba, Ethiopia, January 11-13 2012.

  • Hautot, S., D. Goldak, P. Tarits, and P. Kosteniuk, Three-dimensional magnetotelluric inversion of large data sets: Case study of Pasfield Lake (Saskatchewan) for mineral exploration, GEM Beijing 2011, Beijing, China, October 10-13 2011. 

  • Hautot, S., and P. Tarits, 3-D magnetotelluric inversion of 2-D profiles: Application to land and Marine data for shallow crustal investigation, ASEG-PESA 2010 Conference and Exhibition, Sydney, Australia, 22-26 August 2010.

Research Papers

Many scientific publications have been published within the scope of the Institut Universitaire Européen de la mer (European Institute of Marine studies) in Brest, France

  • Ars, J.M., P. Tarits, S. Hautot, M. Bellanger, O. Coutant, and M. Maia, 2019 - Joint inversion of gravity and surface wave data constrained by magnetotelluric: Application to deep geothermal exploration of crustal fault zone in felsic basement, Geothermics, 80, 56-58.

  • Ebinger, C.J., D. Keir, I.D. Bastow, K. Whaler, J.O.S Hammond, A. Ayele, M.S. Miller, C. Tiberi, and S. Hautot, 2017 - Crustal Structure of Active Deformation Zones in Africa: Implications for Global Crustal Processes, Tectonics, 36, 3298-3332. doi:10.1002/2017TC004526.

  • Plasman, M., C. Tiberi, C. Ebinger, S. Gautier, J. Albaric,; S. Peyrat, J. Déverchère, B. Le Gall, P. Tarits, S. Roecker, R. Wambura, A. Muzuka, G. Mulibo, K. Mtelela, M. Msabi, M? Kianji, S. Hautot, J. Perrot, and R. Gamma, 2017 - Lithospheric low-velocity zones associated with a magmatic segment of the Tanzanian Rift, East-Africa, Geophysical Journal International, 210, 465-481, doi:10.1093/gji/ggx177.

  • Abdelfettah, Y., J. -J. Tiercelin, P. Tarits, S. Hautot, M. Maia, and P. Thuo, 2016 - Subsurface structure and stratigraphy of the nortwest end of the Turkana Basin, Northern Kenya Rift, as revealed by magnetotellurics and gravity joint inversion. Journal of African Earth Sciences, 119, 120-138.

  • Johnson, N. E., K. Whaler, S. Hautot, S. Fisseha, M. Desissa, and G.J.K Dawes, 2015 - Magma imaged magnetotellurically benath an active and an inactive magmatic segment in Afar, Ethiopia. Wright, T. J., Ayele, A., Feguson, D. J. Kidane, T. & Vye-Brown, C. (eds) Magmatinc Rifting and Active Volcanism, Geological Society, Special Publications, 420, http://doi.org/10.1144/SP420.11.

  • Dessissa, M., N. E. Jonhson, K. A. Whaler, S. Hautot, S. Fisseha, and G. J. K. Dawes, 2013 - A mantle magma reservoir beneath an incipient mid-ocean ridge in Afar, Ethiopia, Nature Geoscience, 6, 861-865, doi: 10.1038/ngeo1925

  • Miensopust, M., P. Queralt, A. G. Jones, and the 3D MT modellers, 2013 - Magnetotelluric 3D inversion - a review of two successful workshops on forward and inversion code testing and comparison, Geophysical Journal International, 193 (3), 1216-1238, doi: 10.1029/2009GC002382

  • Pommier A., P. Tarits, S. Hautot, M. Pichavant, B. Scaillet & F. Gaillard, 2010 - A new petrological and geophysical investigation of the Present-day plumbing system of Mount Vesuvius, Geochemistry Geophysics Geosystems, 11, DOI: 10.1029/2010GC003059

  • Keir D., I. D. Bastow, K. A. Whaler, E. Daly, D. G. Cornwell & S. Hautot, 2009 - Lower crustal earthquakes near the Ethiopian rift induced by magmatic processes, Geochemistry Geophysics Geosystems, 10, DOI: 10.1029/2009GC002382

  • Hautot S., R. T. Single, J. Watson, N. Harrop, D. A. Jerram, P. Tarits, K. Whaler & G. Dawes, 2007 - 3-D magnetotelluric inversion and model validation with gravity data for the investigation of flood basalts and associated volcanic rifted margins, Geophysical Journal International, 170, 1418-1430.

  • Whaler K. A. & S. Hautot, 2006, The electrical resistivity structure of the crust beneath the northern Main Ethiopian Rift, G. Yirgu, C. J. Ebinger and P. K. H. Maguire (Eds), in Afar Volcanic Province within the East African Rift System, Geological Soc Publishing House, 259, 293-305.

  • Hautot S., K. Whaler, W. Gebru & M. Desissa, 2006 - The structure of a Mesozoic basin beneath the Lake Tana area, Ethiopia, revealed by magnetotelluric imaging, Journal Of African Earth Sciences, 44, 331-338.

  • Hautot S., 2005 - Modeling temporal variations of electrical resistivity associated with pore pressure change in a kilometer-scale natural system, Geochemistry Geophysics Geosystems, 6, 12.

  • Tarits P., S. Hautot & F. Perrier, 2004 - Water in the mantle: Results from electrical conductivity beneath the French Alps, Geophysical Research Letters, 31, 5.

  • Trique M., F. Perrier, T. Froidefond, J. P. Avouac & S. Hautot, 2002 - Fluid flow near reservoir lakes inferred from the spatial and temporal analysis of the electric potential, Journal Of Geophysical Research-Solid Earth, 107, 31.

  • Hautot S., P. Tarits, F. Perrier, C. Tarits & M. Trique, 2002 - Groundwater electromagnetic imaging in complex geological and topographical regions: A case study of a tectonic boundary in the French Alps, Geophysics, 67, 1048-1060.

  • Hautot S. and P. Tarits, 2002 - Effective electrical conductivity of 3-D heterogeneous porous media, Geophysical Research Letters, 29, 4.

  • Hautot S., P. Tarits, K. Whaler, B. Le Gall, J. J. Tiercelin & C. Le Turdu, 2000 - Deep structure of the Baringo Rift Basin (central Kenya) from three-dimensional magnetotelluric imaging: Implications for rift evolution, Journal Of Geophysical Research-Solid Earth, 105, 23493-23518.

  • Perrier F., M. Trique, B. Lorne, J. P. Avouac, S. Hautot & P. Tarits, 1998 - Electric potential variations associated with yearly lake level variations, Geophysical Research Letters, 25, 1955-1958.

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