Accéder directement au contenu

Claude ECOLIVET

44
Documents

Publications

Image document

Pseudospin-phonon pretransitional dynamics in lead halide hybrid perovskites

Bernard Hehlen , Philippe Bourges , Benoît Rufflé , Sébastien Clément , Rémy Vialla
Physical Review B, 2022, 105 (2), pp.024306. ⟨10.1103/physrevb.105.024306⟩
Article dans une revue hal-03546784v1
Image document

Phase transitions within crystals that are aperiodic by construction

Céline Mariette , Philippe Rabiller , Laurent Guérin , Claude Ecolivet , Ilya Frantsuzov
Physical Review B, 2022, 106 (13), pp.134109. ⟨10.1103/PhysRevB.106.134109⟩
Article dans une revue hal-03833569v1

Out-of-equilibrium lattice response to photo-induced charge-transfer in a MnFe Prussian blue analogue

Giovanni Azzolina , Roman Bertoni , Céline Mariette , Marco Cammarata , Elzbieta Trzop
Journal of Materials Chemistry C, 2021, 9 (21), pp.6773-6780. ⟨10.1039/d1tc01487k⟩
Article dans une revue hal-03244969v1
Image document

Landau Theory for Non-Symmetry-Breaking Electronic Instability Coupled to Symmetry-Breaking Applied to Prussian Blue Analogue

Giovanni Azzolina , Roman Bertoni , Claude Ecolivet , Hiroko Tokoro , Shin-Ichi Ohkoshi
Physical Review B, 2020, 102 (13), ⟨10.1103/PhysRevB.102.134104⟩
Article dans une revue hal-02964126v1
Image document

High spatial resolution studies of phase transitions within organic aperiodic crystals

Céline Mariette , Laurent Guérin , Philippe Rabiller , Christophe Odin , Mariana Verezhak
Physical Review B, 2020, 101 (18), ⟨10.1103/PhysRevB.101.184107⟩
Article dans une revue hal-02634594v1
Image document

Comment on Couzi et al. (2018): a phenomenological model for structural transitions in incommensurate alkane/urea inclusion compounds

B. Toudic , Laurent Guérin , Céline Mariette , I. Frantsuzov , P. Rabiller
Royal Society Open Science, 2019, 6 (8), pp.182073. ⟨10.1098/rsos.182073⟩
Article dans une revue hal-02303232v1
Image document

Elastic softness of hybrid lead halide perovskites

Afonso da Cunha Ferreira , A. Létoublon , Serge Paofai , Stéphane Raymond , C. Ecolivet
Physical Review Letters, 2018, 121 (8), pp.085502. ⟨10.1103/PhysRevLett.121.085502⟩
Article dans une revue hal-01860094v1
Image document

Phonons in an aperiodic alkane/urea composite crystal studied by inelastic x-ray scattering

C. Ecolivet , M. Verezhak , Céline Mariette , Laurent Guérin , P. Rabiller
Physical Review B, 2018, 98 (22), pp.224308+. ⟨10.1103/PhysRevB.98.224308⟩
Article dans une revue hal-01994030v1

Comment on “The true structural periodicities and superspace group descriptions of the prototypical incommensurate composite materials: Alkane/urea inclusion compounds” by Couzi M. et al.

B. Toudic , L. Guérin , C. Mariette , I. Frantsuzov , P. Rabiller
EPL - Europhysics Letters, 2017, 119 (6), ⟨10.1209/0295-5075/119/66004⟩
Article dans une revue hal-01689478v1
Image document

Elastic Constants, Optical Phonons, and Molecular Relaxations in the High Temperature Plastic Phase of the CH3NH3PbBr3 Hybrid Perovskite.

Antoine Létoublon , Serge Paofai , Benoit Ruffle , Philippe Bourges , Bernard Hehlen
Journal of Physical Chemistry Letters, 2016, 7 (19), pp.3776-3784. ⟨10.1021/acs.jpclett.6b01709⟩
Article dans une revue hal-01362483v1

Critical phenomena in higher dimensional spaces : The hexagonal-to-orthorhombic phase transition in aperiodic n-nonadecane/urea.

Céline Mariette , Laurent Guérin , Philippe Rabiller , Claude Ecolivet , P. Garcia-Orduna
Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2013, 87 (10), pp.104101. ⟨10.1103/PhysRevB.87.104101⟩
Article dans une revue hal-00825698v1

A molecular "phase ordering" phase transition leading to a modulated aperiodic composite in n-heptane/urea.

Céline Mariette , Mickael Huard , Philippe Rabiller , Shane M. Nichols , Claude Ecolivet
Journal of Chemical Physics, 2012, 136 (10), pp.104507. ⟨10.1063/1.3692329⟩
Article dans une revue hal-00909586v1

Mixed acoustic phonons and phase modes in an aperiodic composite crystal.

Bertrand Toudic , Ronan Lefort , Claude Ecolivet , Laurent Guérin , Roland Currat
Physical Review Letters, 2011, 107 (20), pp.205502. ⟨10.1103/PhysRevLett.107.205502⟩
Article dans une revue hal-00732954v1

Confined linear molecules inside an aperiodic supramolecular crystal: The sequence of superspace phases in n-hexadecane/urea

M. Huard , Bertrand Toudic , Philippe Rabiller , Claude Ecolivet , Laurent Guérin
Journal of Chemical Physics, 2011, 135 (20), pp.204505. ⟨10.1063/1.3663711⟩
Article dans une revue hal-00695641v1

Temperature-pressure phase diagram of an aperiodic host guest compound

Bertrand Toudic , Philippe Rabiller , L. Bourgeois , M. Huard , Claude Ecolivet
EPL - Europhysics Letters, 2011, 93 (1), pp.16003. ⟨10.1209/0295-5075/93/16003⟩
Article dans une revue hal-00695707v1

Multi-phase spin crossover in Fe(ptz)6(BF4)2

Marie-Hélène Lemée-Cailleau , Claude Ecolivet , Bachir Ouladdiaf , Fernande Moussa , Jean-François Létard
Physica B: Condensed Matter, 2009, 404 (3-4), pp.379-381. ⟨10.1016/j.physb.2008.11.021⟩
Article dans une revue hal-00365997v1
Image document

Sliding and translational diffusion of molecular phases confined into nanotubes

Rémi Busselez , Claude Ecolivet , Régis Guégan , Ronan Lefort , Denis Morineau
International Journal of Nanotechnology, 2008, 5 (6/7/8), pp.867-884. ⟨10.1504/IJNT.2008.018704⟩
Article dans une revue hal-00136920v1

Hidden Degrees of Freedom in Aperiodic Materials

Bertrand Toudic , Pilar Garcia , Christophe Odin , Philippe Rabiller , Claude Ecolivet
Science, 2008, 319 (5859), pp.69-71. ⟨10.1126/SCIENCE.1146745⟩
Article dans une revue hal-00725179v1
Image document

Incoherent quasielastic neutron scattering study of molecular dynamics of 4-n-cyano-4'-octylbiphenyl

Ronan Lefort , Denis Morineau , Régis Guégan , Claude Ecolivet , Mohammed Guendouz
Physical Chemistry Chemical Physics, 2008, 10 (20), pp.2993-2999. ⟨10.1039/b718003a⟩
Article dans une revue hal-00271682v1

Intermediate ferroelastic phase of the photo-sensible spin-crossover system

M. H. Lemée-Cailleau , C. Ecolivet , B. Ouladdiaf , F. Moussa , J. Jeftic
Journal of Magnetism and Magnetic Materials, 2007, 310 (2, Part 2), pp.1792-1793. ⟨10.1016/j.jmmm.2006.10.702⟩
Article dans une revue hal-00152702v1
Image document

Structure and relaxation processes of an anisotropic molecular fluid confined into 1D nanochannels

Ronan Lefort , Denis Morineau , Régis Guégan , Alain Moréac , Claude Ecolivet
Philosophical Magazine, 2007, 87 (3-5), pp.469-476. ⟨10.1080/14786430600949614⟩
Article dans une revue hal-00513762v1

Ultimate one dimensional confinement in self-assembled crystals

Bertrand Toudic , Claude Ecolivet , F. Aubert , L. Bourgeois , F. Guillaume
The European Physical Journal. Special Topics, 2007, 141 (1), pp.137-140. ⟨10.1140/EPJST/E2007-00031-1⟩
Article dans une revue hal-00905284v1

Medium-range order in alkali metaphosphate glasses and melts investigated by reverse Monte Carlo simulations and diffraction analysis.

Sylvie Beaufils , Laurent Cormier , Monica Bionducci , Claude Ecolivet , Georges Calas
Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2003, 67, pp.104201 (1-7). ⟨10.1103/PhysRevB.67.104201⟩
Article dans une revue hal-00085080v1
Image document

High resolution Raman study of the soft mode in the incommensurate bis(4-chlorophenyl)sulfone

C. Ecolivet , M. Sougoti , Y. Delugeard , S. Beaufils
Journal de Physique I, 1994, 4 (10), pp.1451-1460. ⟨10.1051/jp1:1994199⟩
Article dans une revue jpa-00247004v1
Image document

ORDERING PROCESS OF SPUTTERED AMORPHOUS THIN FILMS OF Al Mn UNDER THERMAL TREATMENTS

A. Chenoufi , B. Bouchet , J. Dixmier , C. Ecolivet
Journal de Physique Colloques, 1986, 47 (C3), pp.C3-485-C3-488. ⟨10.1051/jphyscol:1986349⟩
Article dans une revue jpa-00225761v1
Image document

BRILLOUIN SCATTERING STUDY OF PHASE TRANSITIONS IN p-POLYPHENYLS

C. Ecolivet , B. Toudic , M. Sanquer
Journal de Physique Colloques, 1981, 42 (C6), pp.C6-779-C6-781. ⟨10.1051/jphyscol:19816230⟩
Article dans une revue jpa-00221315v1
Image document

LINEAR CHAIN MODELS AND SOUND VELOCITIES IN MOLECULAR ORGANIC CRYSTALS

C. Ecolivet
Journal de Physique Colloques, 1981, 42 (C6), pp.C6-578-C6-580. ⟨10.1051/jphyscol:19816168⟩
Article dans une revue jpa-00221246v1

Lattice dynamics in 3D lead halide hybrid perovskites

Jacky Even , Bernard Hehlen , Philippe Bourges , Antoine Létoublon , Benoit Rufflé
Electron and phonon dynamics in soft optoelectronic materials, Technical University of Munich - Institute for Advanced Study, Sep 2022, Munich, Germany
Communication dans un congrès hal-03948056v1

Making ultrafast phase transition movie with streaming crystallography and femtosecond XANES in Prussian blue analogues

Eric Collet , Giovanni Azzolina , Roman Bertoni , Céline Mariette , Marco Cammarata
33th European Crystallographic Meeting, Aug 2022, Versailles, France
Communication dans un congrès hal-03721048v1

Photoinduced charge-transfer in Prussian blue analogues: from local self-trapping to macroscopic phase transition

Eric Collet , Giovanni Azzolina , Serhane Zerdane , Marius Hervé , Gaël Privault
PIPT7: Photoinduced Phase Transitions and Cooperative Phenomena, Nov 2021, Santa Fee, United States
Communication dans un congrès hal-03721035v1

Low-frequency Raman spectroscopy and elastic softness of hybrid lead halide perovskites

Bernard Hehlen , Benoit Ruffle , Afonso da Cunha Ferreira , Philippe Bourges , Antoine Létoublon
4è Journées Pérovskites Halogénées (JPH 2018), May 2018, Autrans, France. pp.29
Communication dans un congrès hal-01968771v1

Elastic softness of hybrid lead halide perovskites

Afonso da Cunha Ferreira , Antoine Létoublon , Serge Paofai , Makhsud Saidaminov , Stephane Raymond
Journées de la Diffusion Neutronique (JDN 2018), May 2018, Roquebrune-sur-Argens, France
Communication dans un congrès hal-01933567v1

Low energy phonon spectroscopy and translation-rotation coupling in hybrid perovskites crystals

Antoine Létoublon , Serge Paofai , Philippe Bourges , Stéphane Cordier , Olivier Durand
2è Journées Pérovskites Hybrides (JPH 2016), May 2016, Rennes, France
Communication dans un congrès hal-01416169v1

Plastic crystal behavior, tight-binding modelling and low energy phonon spectroscopy in hybrid perovskites crystals

Jacky Even , Serge Paofai , Philippe Bourges , Antoine Létoublon , Stéphane Cordier
Hybrid and Organic Photovoltaics Conference (HOPV 2016), Jun 2016, Swansea, United Kingdom
Communication dans un congrès hal-01420429v1

Raman and Brillouin scattering from single crystals of CH3NH3PbBr3 around the cubic to tetragonal phase transition

Antoine Létoublon , Serge Paofai , Benoit Ruffle , Bernard Hehlen , Claude Ecolivet
2èmes Journées Perovskites Hybrides (JPH 2016), May 2016, Rennes, France
Communication dans un congrès hal-01337984v1

Physics in aperiodic materials

Bertrand Toudic , Philippe Rabiller , Claude Ecolivet , Laurent Guérin , Céline Mariette
7th French-Japanese joint workshop on Frontier Materials, Dec 2014, Nantes, France
Communication dans un congrès hal-01171634v1

Phase transition in aperiodic composite

Laurent Guérin , Bertrand Toudic , Claude Ecolivet , Céline Mariette , Philippe Rabiller
6th French-Japanese joint workshop on Frontier Materials, Dec 2013, Sendai, Japan
Communication dans un congrès hal-01171736v1

Aperiodic Composites

Claude Ecolivet , Bertrand Toudic , Philippe Rabiller , Céline Mariette , Laurent Guérin
Internation Symposium Quasicrystals Today, Oct 2012, grenoble, France
Communication dans un congrès hal-01172176v1

Structural transformation with spatial and temporal high resolution

Laurent Guérin , Bertrand Toudic , Claude Ecolivet , Céline Mariette , Philippe Rabiller
3rd NIMS - Saint Gobain Center workshop, Oct 2012, Tsukuba, Japan
Communication dans un congrès hal-01171738v1

Instabilités structurales de cristaux moléculaires apériodiques hôte-invité

M. Huard , Bertrand Toudic , Claude Ecolivet , Philippe Rabiller , Christophe Odin
Congrès Association Française de Cristallographie, 2010, Strasbourg, France
Communication dans un congrès hal-00919242v1

Études par diffraction de neutrons haute résolution de systèmes moléculaires apériodiques

Mickaël Huard , Bertrand Toudic , Claude Ecolivet , Philippe Rabiller , Christophe Odin
16èmes journées de la diffusion neutronique, 2008, Albé, France
Communication dans un congrès hal-00725572v1

Dynamics and phase transitions in a 4d superspace

Claude Ecolivet , Bertrand Toudic
International Seminar on Neutron Scattering in Condensed Matter Research, 2008, Poznan, Poland
Communication dans un congrès hal-00725437v1
Image document

Structure and relaxation processes of an anisotropic molecular fluid confined into 1D nanochannels

Ronan Lefort , Denis Morineau , Régis Guégan , Moréac Alain , Claude Ecolivet
10th International Workshop on Disordered Systems, Mar 2006, Trento, Italy. pp.469-476, ⟨10.1080/14786430600949614⟩
Communication dans un congrès hal-00023736v1

Elastic softness of hybrid lead halide perovskites

Afonso da Cunha Ferreira , Antoine Létoublon , Serge Paofai , Stéphane Raymond , Claude Ecolivet
International Conference on Perovskite Thin Film Photovoltaics, Photonics and Optoelectronics 2018 (ABXPV&PEROPTO 18), Feb 2018, Rennes, France. 2018
Poster de conférence hal-01722941v1