Search - CEA - Commissariat à l’énergie atomique et aux énergies alternatives Access content directly

Filter your results

20 Results
authFullName_s : Olivier Castelnau
Image document

Validity of crystal plasticity models near grain boundaries: a contribution of elastic strain measurements at the micron scale

Emeric Plancher , Pouya Tajdary , Thierry Auger , Olivier Castelnau , Véronique Favier , et al.
JOM Journal of the Minerals, Metals and Materials Society, 2019, 71 (10), pp.3543-3551. ⟨10.1007/s11837-019-03711-5⟩
Journal articles hal-02456843v2
Image document

On the Accuracy of Elastic Strain Field Measurements by Laue Microdiffraction and High-Resolution EBSD: a Cross-Validation Experiment

Emeric Plancher , Johann Petit , Claire Maurice , Véronique Favier , Lucie Saintoyant , et al.
Experimental Mechanics, 2016, 56 (3), pp.483-492. ⟨10.1007/s11340-015-0114-1⟩
Journal articles hal-02141119v1

Stress field in deformed polycrystals at the micron scale

Johann Petit , Olivier Castelnau , Michel Bornert , Christophe Le Bourlot , Odile Robach , et al.
TMS Annual Meeting, 2011, San Diego, United States
Conference papers hal-00684059v1
Image document

EBSD-assisted Laue microdiffraction for microstrain analysis

Taylan Örs , Jean-Sebastien Micha , Nathalie Gey , Vincent Michel , Olivier Castelnau , et al.
Journal of Applied Crystallography, 2018, 51 (1), pp.55-67. ⟨10.1107/S1600576717017150⟩
Journal articles hal-02019196v1
Image document

Phase transition and twinning in polycrystals probed by in situ high temperature 3D reciprocal space mapping

Ravi Raj Purohit Purushottam Raj Purohit , Daniel Pepin Fowan , Elsa Thune , Stephan Arnaud , Gilbert Chahine , et al.
Applied Physics Letters, 2022, 121 (18), pp.181901. ⟨10.1063/5.0109058⟩
Journal articles hal-03903558v1
Image document

Beam size dependency of a laser-induced plasma in confined regime: Shortening of the plasma release. Influence on pressure and thermal loading

Alexandre Rondepierre , Selen Ünaldi , Yann Rouchausse , Laurent Videau , Rémy Fabbro , et al.
Optics and Laser Technology, 2021, 135, ⟨10.1016/j.optlastec.2020.106689⟩
Journal articles hal-03023595v1
Image document

Laser interaction in a water tank configuration: Higher confinement breakdown threshold and greater generated pressures for laser shock peening

Alexandre Rondepierre , Yann Rouchausse , Laurent Videau , Olivier Casagrande , Olivier Castelnau , et al.
Journal of Laser Applications, 2021, 33 (4), pp.042022-1 042022-9. ⟨10.2351/7.0000536⟩
Journal articles hal-03792338v1
Image document

Combining Laue microdiffraction and digital image correlation for improved measurements of the elastic strain field with micrometer spatial resolution

Johann Petit , Michel Bornert , Felix A. Hofmann , Odile Robach , Jean Sébastien S Micha , et al.
IUTAM Symposium on Full-Field Measurements and Identification in Solid Mechanics;, Jul 2011, Cachan, France. pp.133-143, ⟨10.1016/j.piutam.2012.05.015⟩
Conference papers hal-02189551v1
Image document

Multiscale modeling of the elasto-plastic behavior of architectured and nanostructured Cu-Nb composite wires and comparison with neutron diffraction experiments

Tang Gu , J. R. Medy , Vincent Klosek , Olivier Castelnau , Samuel Forest , et al.
International Journal of Plasticity, 2019, 122, pp.1-30. ⟨10.1016/j.ijplas.2019.04.011⟩
Journal articles hal-02266595v2

Evolutions structurales au sein d'un alliage de zirconium oxyde a haute temperature en diffraction des rayons X in situ au rayonnement synchrotron

R. Guillou , Jl. Bechade , M. Lesaux , R. Guinebretière , Olivier Castelnau , et al.
La metallurgie, quel avenir, Apr 2019, Nancy, France
Conference papers hal-02411055v1
Image document

Evidence of 3D strain gradients associated with tin whisker growth

Johan Hektor , Jean-Baptiste Marijon , Matti Ristinmaa , Stephen Hall , Håkan Hall , et al.
Scripta Materialia, 2018, 144, pp.1-4. ⟨10.1016/j.scriptamat.2017.09.030⟩
Journal articles hal-02007991v1
Image document

LaueNN: neural-network-based hkl recognition of Laue spots and its application to polycrystalline materials

Ravi Raj Purohit Purushottam Raj Purohit , Samuel Tardif , Olivier Castelnau , Joel Eymery , René Guinebretière , et al.
Journal of Applied Crystallography, 2022, 55 (4), ⟨10.1107/s1600576722004198⟩
Journal articles cea-03697288v1
Image document

Self-consistent estimates for nonlinear viscoelastic polycrystals: a simplified resolution of the affine formulation adapted to monotonic loading paths

Rénald Brenner , Olivier Castelnau , Renaud Masson , Brigitte Bacroix , André Zaoui
Key Engineering Materials, 2002, 177-180, pp.153-158. ⟨10.4028/www.scientific.net/KEM.177-180.153⟩
Journal articles hal-00111367v1

Etude in-situ resolue en temps par diffraction des rayons X sous rayonnement synchrotron des evolutions structurales au sein d'un alliage de zirconium oxyde a haute temperature

R. Guillou , M. Lesaux , Jl. Bechade , R. Guinebretière , Olivier Castelnau , et al.
Materiaux 2018, Nov 2018, Strasbourg, France
Conference papers cea-02400186v1
Image document

Macroscopic and microscopic determinations of residual stresses in thin Oxide Dispersion Strengthened steel tubes

J. L. Bechade , L. Toualbi , Sophie Bosonnet , Olivier Castelnau , Yann de Carlan
9th International Conference on Residual Stresses, ICRS 2012;, Oct 2012, Garmisch-Partenkirchen, Germany. pp.296-303, ⟨10.4028/www.scientific.net/MSF.768-769.296⟩
Conference papers hal-02156759v1
Image document

Direct measurement of local constitutive relations, at the micrometre scale, in bulk metallic alloys

E Plancher , V Favier , C Maurice , E Bosso , N Rupin , et al.
Journal of Applied Crystallography, 2017, 50 (3), pp.940-948. ⟨10.1107/S1600576717006185⟩
Journal articles hal-01663617v1
Image document

Incremental homogenization approach for ageing viscoelastic polycrystals

Renaud Masson , Renald Brenner , Olivier Castelnau
Comptes Rendus Mécanique, 2012, 340 (4-5), pp.378-386. ⟨10.1016/j.crme.2012.02.021⟩
Journal articles hal-03427486v1
Image document

Elastic-strain distribution in metallic film-polymer substrate composites

G. Geandier , P.-O. Renault , E. Le Bourhis , P. Goudeau , D. Faurie , et al.
Applied Physics Letters, 2010, 96 (4), pp.1-3. ⟨10.1063/1.3293450⟩
Journal articles hal-01537626v1
Image document

Incremental homogenization approach for ageing viscoelastic polycrystals

Renaud Masson , Renald Brenner , Olivier Castelnau
Comptes Rendus Mécanique, 2012, 340, pp.378-386. ⟨10.1016/j.crme.2012.02.021⟩
Journal articles hal-01205563v1
Image document

Laue microdiffraction at the ESRF

Odile Robach , Christoph Kirchlechner , Jean Sébastien Micha , M. Olivier Ulrich , Xavier Biquard , et al.
Strain and Dislocation Gradients from Diffraction : Spatially-Resolved Local Structure and Defects, Imperial College Press, pp.156-204, 2014, 978-1-908979-63-6. ⟨10.1142/9781908979636_0005⟩
Book sections hal-02161265v1