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Unité Matériaux et Transformations
CNRS UMR 8207 - Université de Lille

HIREL Pierre
Pierre HIREL
Assistant Professor
Bâtiment C6 - Bureau 214
Unité Matériaux et Transformations
Cité scientifique, Bât. C6
Université de Lille
59655 Villeneuve d'Ascq
Tel: +33 (0)320 33 71 42
Fax: +33 (0) 320 43 65 91
Research team: Plasticity


Modeling plasticity of minerals of the Earth's mantle. I study the mechanical properties, dislocations, grain boundaries and diffusion in complex materials such as ceramics and minerals, with atomic-scale simulations.


Teachings at the Physics Department : Physics for 1st-year students - Physics for geologists - Thermodynamics - C programming

Codes developped

Atomsk - A tool to manipulate atomic systems

Current PhD thesis

Recent communications and seminars

17 oral presentation(s), including 3 invited. 9 poster(s). Detailled list.

Recent publications in international research journals

  1. S. Ritterbex, P. Hirel, P. Carrez, On low temperature glide of dissociated 〈1 1 0〉 dislocations in strontium titanate, Philosophical Magazine 98 1397-1411 (2018) [doi: 10.1080/14786435.2018.1438682]
  2. F. Boioli, P. Carrez, P. Cordier, B. Devincre, K. Gouriet, P. Hirel, A. Kraych, S. Ritterbex, Pure climb creep mechanism drives flow in Earth’s lower mantle, Science Advances 3 e1601958 (2017) [doi: 10.1126/sciadv.1601958]
  3. P. Hirel, P. Carrez, P. Cordier, From glissile to sessile: Effect of temperature on <110> dislocations in perovskite materials, Scripta Materialia 120 67-70 (2016) [doi: 10.1016/j.scriptamat.2016.04.001]
  4. B. Kozinsky, S. A. Akhade, P. Hirel, A. Hashibon, C. Elsässer, P. Mehta, A. Logeat, U. Eisele, Effects of Sublattice Symmetry and Frustration on Ionic Transport in Garnet Solid Electrolytes, Physical Review Letters 116 (2016) [doi: 10.1103/PhysRevLett.116.055901] *Note
  5. P. Hirel, P. Carrez, E. Clouet, P. Cordier, The electric charge and climb of edge dislocations in perovskite oxides: The case of high-pressure MgSiO3 bridgmanite, Acta Materialia 106 313-321 (2016) [doi: 10.1016/j.actamat.2016.01.019]
  6. A. Kraych, P. Carrez, P. Hirel, E. Clouet, P. Cordier, Peierls potential and kink-pair mechanism in high-pressure MgSiO3 perovskite: an atomic scale study, Physical Review B 93 014103 (2016) [doi: 10.1103/PhysRevB.93.014103]
  7. P. Hirel, A. F. Mark, M. Castillo-Rodriguez, W. Sigle, M. Mrovec, C. Elsässer, Theoretical and experimental study of the core structure and mobility of dislocations and their influence on the ferroelectric polarization in perovskite KNbO3, Physical Review B 92 (2015) [doi: 10.1103/PhysRevB.92.214101]
  8. P. Hirel, Atomsk: A tool for manipulating and converting atomic data files, Computer Physics Communications 197 212-219 (2015) [doi: 10.1016/j.cpc.2015.07.012]
  9. P. Cuvillier, H. Leroux, D. Jacob, P. Hirel, Fe-Mg interdiffusion profiles in rimmed forsterite grains in the Allende matrix: Time–temperature constraints for the parent body metamorphism, Meteoritics & Planetary Science 50 1529-1545 (2015) [doi: 10.1111/maps.12493]
  10. P. Hirel, A. Kraych, P. Carrez, P. Cordier, Atomic core structure and mobility of [100](010) and [010](100) dislocations in MgSiO3 perovskite, Acta Materialia 79 117-125 (2014) [doi: 10.1016/j.actamat.2014.07.001]
  11. P. Hirel, M. Mrovec, C. Elsässer, Atomistic simulation study of 〈110〉 dislocations in strontium titanate, Acta Materialia 60 329-338 (2012) [doi: 10.1016/j.actamat.2011.09.049] *Note
  12. P. Hirel, P. Marton, M. Mrovec, C. Elsässer, Theoretical investigation of {110} generalized stacking faults and their relation to dislocation behavior in perovskite oxides, Acta Materialia 58 6072-6079 (2010) [doi: 10.1016/j.actamat.2010.07.025] *Note
  13. S. Brochard, P. Hirel, L. Pizzagalli, J. Godet, Elastic limit for surface step dislocation nucleation in face-centered cubic metals: Temperature and step height dependence, Acta Materialia 58 4182-4190 (2010) [doi: 10.1016/j.actamat.2010.04.009] *Note
  14. J. Godet, P. Hirel, S. Brochard, L. Pizzagalli, Dislocation nucleation from surface step in silicon: The glide set versus the shuffle set, physica status solidi (a) 206 1885-1891 (2009) [doi: 10.1002/pssa.200881460] *Note
  15. J. Godet, P. Hirel, S. Brochard, L. Pizzagalli, Evidence of two plastic regimes controlled by dislocation nucleation in silicon nanostructures, Journal of Applied Physics 105 026104 (2009) [doi: 10.1063/1.3072707] *Note
  16. P. Hirel, J. Godet, S. Brochard, L. Pizzagalli, P. Beauchamp, Determination of activation parameters for dislocation formation from a surface in fcc metals by atomistic simulations, Physical Review B 78 (2008) [doi: 10.1103/PhysRevB.78.064109] *Note
  17. P. Hirel, S. Brochard, L. Pizzagalli, P. Beauchamp, Effects of temperature and surface step on the incipient plasticity in strained aluminium studied by atomistic simulations, Scripta Materialia 57 1141-1144 (2007) [doi: 10.1016/j.scriptamat.2007.08.016] *Note
UMET - Unité Matériaux et Transformations
Université de Lille
Bâtiment C6
59655 Villeneuve d'Ascq
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