ChercheurLumière ultra brève - LUTECE

Directeur Adjoint Scientifique en charge des infrastructures de recherche à l'Institut de Physique du CNRS


Deputy Scientific Director in charge of Large Scale facilities at CNRS Institute of Physics


L’état de ce compte est « Approuvés »

Publications

Jarnac, A, Jacques, V L R, Cario, L, Janod, E, Johnson, S L, Ravy, S, and Laulhé, C 2021 Photoinduced charge density wave phase in 1T-TaS 2 : growth and coarsening mechanisms. Comptes Rendus. Physique, 22(S2): 139–160. DOI: https://doi.org/10.5802/crphys.89
Collet, E and Ravy, S 2021 Foreword: Ultrafast Phenomena in condensed matter physics. Comptes Rendus. Physique, 22(S2): 3–14. DOI: https://doi.org/10.5802/crphys.88
Izquierdo, M, Freitas, D C, Colson, D, Garbarino, G, Forget, A, Raffy, H, Itié, J-P, Ravy, S, Fertey, P, and Núñez-Regueiro, M 2021 Charge Order and Suppression of Superconductivity in HgBa2CuO4+d at High Pressures. Condensed Matter, 6(3): 25. DOI: https://doi.org/10.3390/condmat6030025
Collet, E and Ravy, S 2021 Guest editors (other). DOI: https://doi.org/10.5802/crphys.90
Berenguer, F, Pettinari, G, Felici, M, Balakrishnan, N, Clark, J N, Ravy, S, Patané, A, Polimeni, A, and Ciatto, G 2020 Imaging shape and strain in nanoscale engineered semiconductors for photonics by coherent x-ray diffraction. Communications Materials, 1(1): 19. DOI: https://doi.org/10.1038/s43246-020-0021-6
Ravy, S 2019 MicaPenrose: a work of art as a tool to teach and popularize crystallography. Acta Crystallographica Section A Foundations and Advances, 75(a2): e761–e761. DOI: https://doi.org/10.1107/S2053273319087953
Ravy, S, Laulhé, C, Ciavardini, A, Jarnac, A, Legrand, F, Elkaim, E, Berenguer, F, and Fertey, P 2018 Sub-na and sub-ps time-resolved diffraction at CRISTAL beamline – SOLEIL synchrotron. Acta Crystallographica Section A Foundations and Advances, 74(a2): e400–e400. DOI: https://doi.org/10.1107/S2053273318089180
Labat, M, Brubach, J-B, Ciavardini, A, Couprie, M-E, Elkaim, E, Fertey, P, Ferte, T, Hollander, P, Hubert, N, Jal, E, Laulhé, C, Luning, J, Marcouillé, O, Moreno, T, Morin, P, Polack, F, Prigent, P, Ravy, S, Ricaud, J-P, Roy, P, Silly, M, Sirotti, F, Taleb-Ibrahimi, A, Tordeux, M-A, and Nadji, A 2018 Commissioning of a multi-beamline femtoslicing facility at SOLEIL. Journal of Synchrotron Radiation, 25(2): 385–398. DOI: https://doi.org/10.1107/S1600577518000863
Lantz, G, Laulhé, C, Ravy, S, Kubli, M, Savoini, M, Tasca, K, Abreu, E, Esposito, V, Porer, M, Ciavardini, A, Cario, L, Rittmann, J, Beaud, P, and Johnson, S L 2017 Domain-size effects on the dynamics of a charge density wave in 1 T − TaS 2. Physical Review B, 96(22): 224101. DOI: https://doi.org/10.1103/PhysRevB.96.224101
Laulhé, C, Huber, T, Lantz, G, Ferrer, A, Mariager, S O, Grübel, S, Rittmann, J, Johnson, J A, Esposito, V, Lübcke, A, Huber, L, Kubli, M, Savoini, M, Jacques, V L R, Cario, L, Corraze, B, Janod, E, Ingold, G, Beaud, P, Johnson, S L, and Ravy, S 2017 Ultrafast Formation of a Charge Density Wave State in 1 T − TaS 2 : Observation at Nanometer Scales Using Time-Resolved X-Ray Diffraction. Physical Review Letters, 118(24): 247401. DOI: https://doi.org/10.1103/PhysRevLett.118.247401
Lantz, G, Mansart, B, Grieger, D, Boschetto, D, Nilforoushan, N, Papalazarou, E, Moisan, N, Perfetti, L, Jacques, V L R, Le Bolloc’h, D, Laulhé, C, Ravy, S, Rueff, J-P, Glover, T E, Hertlein, M P, Hussain, Z, Song, S, Chollet, M, Fabrizio, M, and Marsi, M 2017 Ultrafast evolution and transient phases of a prototype out-of-equilibrium Mott–Hubbard material. Nature Communications, 8: 13917. DOI: https://doi.org/10.1038/ncomms13917
Jacques, V L R, Laulhé, C, Moisan, N, Ravy, S, and Le Bolloc’h, D 2016 Laser-Induced Charge-Density-Wave Transient Depinning in Chromium. Physical Review Letters, 117(15): 156401. DOI: https://doi.org/10.1103/PhysRevLett.117.156401
Ravy, S 2016 X-ray study of structural dynamics of charge-density wave compounds: Chromium, 1T-TaS2.
Ravy, S 2016 Time-resolved X-ray diffraction on charge-density waves.
Hajj Hussein, R, Pagès, O, Polian, A, Postnikov, A V, Dicko, H, Firszt, F, Strzałkowski, K, Paszkowicz, W, Broch, L, Ravy, S, and Fertey, P 2016 Pressure-induced phonon freezing in the ZnSeS II–VI mixed crystal: phonon–polaritons and ab initio calculations. Journal of Physics: Condensed Matter, 28(20): 205401. DOI: https://doi.org/10.1088/0953-8984/28/20/205401
Ravy, S 2016 X-ray study of structural dynamics of charge-density wave compounds.
Ravy, S 2016 Dynamique femtoseconde des ondes de densité de charge.
Ravy, S 2016 Comment Fourier a transformé la cristallographie.
Ravy, S 2016 Femto-sclicing: generating ultra-short X-ray pulses and using them.
Ravy, S 2016 La Physique de la matière condensée au XXI`eme siècle : L’impact de Jacques Friedel.
Watanabe, H, Tanaka, K, Bréfuel, N, Cailleau, H, Létard, J-F, Ravy, S, Fertey, P, Nishino, M, Miyashita, S, and Collet, E 2016 Ordering phenomena of high-spin/low-spin states in stepwise spin-crossover materials described by the ANNNI model. Physical Review B, 93(1): 014419. DOI: https://doi.org/10.1103/PhysRevB.93.014419
Ravy, S 2015 André Guinier (1911–2000): a physicist among crystallographers. Physica Scripta, 90(3): 038001. DOI: https://doi.org/10.1088/0031-8949/90/3/038001
Laulhé, C, Cario, L, Corraze, B, Janod, E, Huber, T, Lantz, G, Boulfaat, S, Ferrer, A, Mariager, S O, Johnson, J A, Grübel, S, Lübcke, A, Ingold, G, Beaud, P, Johnson, S L, and Ravy, S 2015 X-ray study of femtosecond structural dynamics in the 2D charge density wave compound 1T-TaS2. Physica B: Condensed Matter, 460: 100–104. DOI: https://doi.org/10.1016/j.physb.2014.11.049
Jacques, V L R, Pinsolle, E, Ravy, S, Abramovici, G, and Le Bolloc’h, D 2014 Charge- and spin-density waves observed through their spatial fluctuations by coherent and simultaneous x-ray diffraction. Physical Review B, 89(24): 245127. DOI: https://doi.org/10.1103/PhysRevB.89.245127
Leroy, M-A, Bataille, A M, Dkhil, B, Porcher, F, Barbier, A, Jacques, V L R, Lu, Y, Bellouard, C, Hauet, T, Ravy, S, Herrero-Martin, J, Gatel, C, Bouzehouane, K, Gukasov, A, Andrieu, S, and Tiusan, C 2014 Tunnel-mediated coupling between antiferromagnetic thin films. Physical Review B, 90(3): 035432. DOI: https://doi.org/10.1103/PhysRevB.90.035432
Jacques, V L R, Le Bolloc’h, D, Ravy, S, Colin, C V, Dumas, J, and Mazzoli, C 2012 Evolution of a large-periodicity soliton lattice in a current-driven electronic crystal. Phys. Rev. B: Condens. Matter, 85: 035113.
Jacques, V L R, Le Bolloc’h, D, Pinsolle, E, Picca, F, and Ravy, S 2012 Estimation of coherence properties of an undulator-generated x-ray beam from near-field and far-field slit diffraction visibilities. Phys. Rev. B: Condens. Matter, 86: 144117.
Jacques, V L R, Ravy, S, Le Bolloc’h, D, Pinsolle, E, Sauvage-Simkin, M, and Livet, F 2012 Single bulk dislocations revealed by coherent x-rays in silicon. Soleil Higlights.
Jacques, V L R, Ravy, S, Le Bolloc’h, D, Pinsolle, E, Sauvage-Simkin, M, and Livet, F 2011 Comment on “Bulk Dislocation Core Dissociation Probed by Coherent X Rays in Silicon” Reply". Phys. Rev. Lett., 107: 199602.
Livet, F, Beutier, G, De Boissieu, M, Ravy, S, Picca, F, Le Bolloc’h, D, and Jacques, V L R 2011 Coherent scattering from silicon monocrystal surface. Surf. Sci., 605: 390–395.
Jacques, V L R, Ravy, S, Le Bolloc’h, D, Pinsolle, E, Sauvage-Simkin, M, and Livet, F 2011 Bulk Dislocation Core Dissociation probed by coherent X Rays in Silicon. Phys. Rev. Lett., 106: 0655502.
Rodolakis, F, Rueff, J-P, Sikora, T, Alliot, I, Itié, J P, Baudelet, F, Ravy, S, Wzietek, P, Hansmann, P, Toschi, A, Haverkort, M W, Sangiovanni, G, Held, K, Metcalf, P, and Marsi, M 2011 Evolution of the electronic structure of a Mott system across its phase diagram: X-ray absorption spectroscopy study of (V1?xCrx)2O3. Phys. Rev. B: Condens. Matter, 84: 245113.
Vaxelaire, N, Proudhon, H, Labat, S, Kirchlechner, C, Keckes, J, Jacques, V L R, Ravy, S, Forest, S, and Thomas, O 2010 Methodology for studying strain inhomogeneities in polycrystalline thin films during in situ thermal loading using coherent x-ray diffraction. New J. Phys., 12: 035018.
Vaxelaire, N, Labat, S, Chamard, V, Thomas, O, Jacques, V L R, Picca, F, Ravy, S, Kirchlechner, C, and Keckes, J 2010 3D strain imaging in sub-micrometer crystals using cross-reciprocal space measurements: Numerical feasibility and experimental methodology. Nucl. Instrum. Methods Phys. Res., Sect. B, 268: 388–393.
Lupi, S, Baldassarre, L, Mansart, B, Perucchi, A, Barinov, A, Dudin, P, Papalazarou, E, Rodolakis, F, Rueff, J-P, Itié, J P, Ravy, S, Nicoletti, D, Postorino, P, Hansmann, P, Parragh, N, Toschi, A, Saha-Dasgupta, T, Andersen, O K, Sangiovanni, G, Held, K, and Marsi, M 2010 A microscopic view on the Mott transition in Cr-doped V2O3. Nature Communications, 1: 105.
Jacques, V L R, Le Bolloc’h, D, Ravy, S, Giles, C, Livet, F, and Wilkins, S B 2009 Spin density wave dislocation in chromium probed by coherent X-ray diffraction. Eur. Phys. J. B, 70: 317–325.
Jacques, V L R, Le Bolloc’h, D, Kirova, N, Ravy, S, and Dumas, J 2009 Observation of correlations up to the micrometer scale in sliding charge-density waves. Physica B, 404: 559.
Jacques, V L R, Le Bolloc’h, D, Ravy, S, Giles, C, Livet, F, and Wilkins, S B 2009 Density Wave Defects in chromium probed by Coherent X-Ray Diffraction. Eur. Phys. J. B, 70: 317.
Jacques, V L R, Le Bolloc’h, D, and Ravy, S 2009 Density wave defects in chromium probed by coherent X-rays. Physica B, 404: 573–575.
Le Bolloc’h, D, Itié, J P, Polian, A, Ravy, S, Sauvage-Simkin, M, and Livet, F 2009 Combining high pressure and coherent diffraction: a first feasibility test. High Pressure Res., 29: 635.
Le Bolloc’h, D, Jacques, V L R, Kirova, N, Dumas, J, Ravy, S, Marcus, J, and Livet, F 2008 Observation of correlations in sliding charge-density waves. ESRF Hihglights, 76.