Le Pourhiet Laetitia

Equipe : tectonique

Professeure

Sorbonne Université - Campus Pierre et Marie Curie, Tour 46 - 00 2ème étage, Bureau 206
Téléphone : 01.44.27.58.83
E-mail : laetitia.le_pourhiet @ sorbonne-universite.fr

Thèmes de recherche

Tectonique Géodynamique Simulation numérique

Bibliographie

Since 2017

°PhD student, * Post Doc at the time of writing.

2022

S. Pajang°, M.M. Khatib, M Heyhat, N.Cubas, E. Bessiere*, J. Letouzey, M. Mokhtari, L. Le Pourhiet, “Underplating vs seamounts signature in an accretionary prism insight from thermomechanical modeling, applied to the coastal Iranian Makran”, Tectonophysics , in press, https://doi.org/10.1016/j.tecto.2022.229617
S. Pajang°, L. Le Pourhiet, N. Cubas. “The topographic signature of temperature controlled rheological transitions in an accretionary prism”, Solid Earth, Solid Earth 13 (3), 535-551, 2022
A. Plunder* , L. Le Pourhiet, L. Räss, E. Gloaguen, M. Pichavant and C. Gumiaux. “Pegmatites as geological expression of spontaneous crustal flow localisation”, Lithos 416, 106652, 2022
C. Pranger ° , P. Sanan , D.A. May , L. Le Pourhiet , A-A Gabriel “Rate and state friction as a spatially regularized transient viscous flow law”, Journal of Geophysical Research: Solid Earth, e2021JB023511,2022
T. Larvet ° , L. Le Pourhiet , P. Agard “Cimmerian block detachment from Gondwana: a slab pull origin ?” Earth and Planetary Science Letters, 596, 117790,2022

2021

I.P. Ioannidi°, L. Le Pourhiet, P. Agard, S. Angiboust, and O. Oncken. « Effective rheology of a two-phase subduction shear zone: Insights from numerical simple shear experiments and implications for subduction zone interfaces. » Earth and Planetary Science Letters 566 : 116913, 2021
S. Pajang°, N. Cubas, J. Letouzey, L. Le Pourhiet, S. Seyedali, M. Fournier, P. Agard, M. M. Khatib, M. Heyhat, and M. Mokhtari. « Seismic hazard of the western Makran subduction zone: insight from mechanical modelling and inferred frictional properties. » Earth and Planetary Science Letters 562: 116789, 2021
L. Jolivet, A. Menant, V. Roche, L. Le Pourhiet, A. Maillard, R. Augier, D. Do Couto, C. Gorini, I. Thinon, and A. Canva. « Transfer zones in Mediterranean back-arc regions and tear faults. » BSGF-Earth Sciences Bulletin 192, no. 1: 11, 2021
P. Perron°, L. Le Pourhiet, M. Guiraud, E. Vennin, I. Moretti, E. Portier, and M. Konaté. « Control of inherited accreted lithospheric heterogeneity on the architecture and the low, long-term subsidence rate of intracratonic basins. » BSGF-Earth Sciences Bulletin 192, no. 1: 15, 2021
L. Jolivet, L. Arbaret, L. Le Pourhiet, F. Cheval-Garabedian, V. Roche, A. Rabillard, and L. Labrousse. « Interactions of plutons and detachments: a comparison of Aegean and Tyrrhenian granitoids. » Solid Earth 12, no. 6: 1357-1388, 2021

2020

A. Jourdon*, F. Mouthereau, L. Le Pourhiet and J.P. Callot,”Topographic and tectonic evolution of mountain belts controlled by salt thickness and rift architecture”. Tectonics, 39(1), 2020
T. Duretz, R. de Borst,P. Yamato, and L. Le Pourhiet, 2020. “Toward robust and predictive geodynamic modeling: The way forward in frictional plasticity”. Geophysical Research Letters, 47(5), 2020
A. Jourdon*, L. Le Pourhiet, F. Mouthereau, and D. May. « Modes of propagation of continental breakup and associated oblique rift structures. » Journal of Geophysical Research: Solid Earth 125, no. 9: e2020JB019906, 2020

2019

A. Jourdon*, L. Le Pourhiet, F. Moutherau, E. Massini, “The role of rift maturity on the architecture and shortening distribution in mountain belts”, EPSL , 2019
T. Duretz, R. de Borst and L. Le Pourhiet, “On finite thickness of shear bands in frictional viscoplasticity and implications for lithosphere dynamics ”, Geochemistry, Geophysics, Geosystems, 2019

2018

A. Jourdon°, L. Le Pourhiet, C. Petit, and Y. Rolland, “ The deep structure and reactivation of the Kyrgyz Tien Shan: Modelling the past to better constrain the present”. Tectonophysics, 2018.
A. Koptev*, E. Burov, T. Gerya, L. Le Pourhiet, S. Leroy, E. Calais and L. Jolivet, “Plume-induced continental rifting and break-up in ultra-slow extension context: Insights from 3D numerical modeling ».Tectonophysics, 746, pp.121-137, 2018.
G. Caravaca° A. Brayard, E. Vennin, M. Guiraud, L. Le Pourhiet, A.S. Grosjean, C. Thomazo, N. Olivier, E. Fara, G. Escarguel and K.G. Bylund, “Controlling factors for differential subsidence in the Sonoma Foreland Basin (Early Triassic, western USA)”. Geological Magazine, pp.1-25., 2018.
P. Perron°, M. Guiraud, E. Vennin, I. Moretti, E. Portier, L. Le Pourhiet and M. Konaté, “Influence of basement heterogeneity on the architecture of low subsidence rate Paleozoic intracratonic basins (Reggane, Ahnet, Mouydir and Illizi basins, Hoggar Massif)”. Solid Earth, 9(6), pp.1239-1275, 2018.
L. Hamai°, C. Petit, L. Le Pourhiet, A. Yelles-Chaouche, J. Déverchère, M.O. Beslier and A. Abtout, “Towards subduction inception along the inverted North African margin of Algeria? Insights from thermo-mechanical models.” Earth and Planetary Science Letters, 501, pp.13-23, 2018
A. Jourdon°, L. Le Pourhiet, C. Petit, and Y. Rolland, « Impact of range-parallel sediment transport on mountain building and exhumation in Kyrgyz Tien Shan », Terra Nova, 2018
L. Le Pourhiet, N. Chamot-Rooke, M. Delescluse, D. May, L. Watremez, M. Pubellier , “Continental break-up of the South China Sea stalled by far-field compression”, Nature Geosciences, 2018
T. Duretz., A. Souche, R. de Borst and L. Le Pourhiet, “The benefits of using a consistent tangent operator for viscoelastoplastic computations in geodynamics”, Geochemistry, Geophysics, Geosystems, 2018.

L. Le Pourhiet, D. May, L. Huille, L. Watremez, and S. Leroy, « A genetic link between transform and hyper-extended margins », EPSL, 2017.
A. Jourdon°, C. Petit, Y. Rolland, C. Loury, L. Le Pourhiet, S. Guillot, G. Clément, N. Bellahsen, « Upper paleozoic tectonics in the tien shan (central asian orogenic belt): insight from new structural data (kyrgyzstan) », Gondwanna Research, 2017.

Enseignements

Tectonics L2 ST
Field Class in Normandy L2 ST
Geodynamics of sedimentary basins L3 ST
Programming projects L3 ST *
Interdisciplinary Projects in Modelling Main 3, EPU
Dynamics and mineralogy of deep Earth M1
Numerical Modelling M1 SDUEE *
Plasticity ST4 , EPU *
Mechanics of Lithosphère M2 GEO-P

Responsabilites

2023 Member of scientific committee of 11th Galileo conference
2022 – 2023 Member CNU section 35
2022 – Member of INSU Tellus Panel
2022 – Member of program committee french research network NuTS
2022 – Member of the Commission of Service of OSU ECCE Terra
2022- In charge of Seminars at ISTeP together with Nadaya Cubas
2022-2026 Elected member of UMR ISTeP scientific council.
2022-2026 Elected member of undergraduate teaching Department (Licence ST) council.
2021- SU Representative french-taiwanese IRP Geodynamics of Extreme Event

Projets

2023-2027 HORIZON-EUROHPC CoE CHEESE 2 – PI: A. Floch – Pilot Demonstrator 8 : Modelling of seismic rupture coupled to long-term tectonics – Coord. SU
2023-2027 ANR PRC COLLISEA – PI: F. Mouthereau – Task 4: Modeling oblique collision in Taiwan – Coord SU
2022-2026 CSCS grant – Modelling the opening of the South China Sea – 48 months PhD scholarship
2022-2026 ANR PRCE TRANSFAIR – PI: J. Melleton – Task 2: Cristallisation of rare metal pegmatites and granites – Coord. SU

Parcours

Sept 2019- Professor in Geodynamics and Tectonics at Sorbonne Université, Institut des Sciences de la Terre Paris, France.

Habilitation thesis 2017: Impact of rheology on lithospheric dynamics. Jury: G. Houseman, S. Schmalholz, R. Buck, S. Buiter, T. Gerya, Ph. Agard and L. Jolivet.

Sept 2006-Aug 2019 Associate Professor in Geodynamics and Tectonics at Sorbonne Université, Institut des Sciences de la Terre Paris, France.
June 2005-Sept 2006 Postdoctoral fellow at California Institute of Technology, Seismological Laboratory, Mike Gurnis Group, Pasadena, USA.
Oct 2004-June 2005 ATER (Teaching assistant) at University P. and M. Curie, Laboratoire de tectonique, Paris, France.

PhD thesis 2004: “Modélisation thermo-mécanique de l’extension continentale : développements théoriques et applications au golfe de Corinthe (Grèce),” Supervisors: Dr I. Moretti (IFP) and Pr E. Burov (UPMC). Jury: P. Bernard, J. Chery, S. Cloetingh, J. Braun.