Marie-Hélène Lemée-Cailleau

• since   2007  Scientific Staff at the Institute Laue Langevin, Grenoble, France
• 2004 - 2007  Physicist at the Institute Laue Langevin, Grenoble, France
• 2003            HDR "Molecular crystals phase transitions: from thermal equilibrium under pressure to optical control", Univ. Rennes 1, France
• 1996            Visiting Researcher, Dpt Applied Physics, Tokyo Institue of Technology (funding: Yamada Science Foundation)
• 1990 - 2004  Research Scientist, CNRS, Rennes, France
• 1989 - 1990  Research Associate, University of Rennes 1, France
• 1989            PhD "Phase transitions in model molecular crystals...", University of Rennes 1, France
• 1986            MSc Physics and Chemistry of Materials, University of Rennes 1, France
• 1981            Baccalauréat C, Lycée Emile Zola, Rennes, France
• 1963            born in Aubervilliers (near Paris), France

• Fundamental Physics
• Physics of phase transitions under high pressure or out-of-equilibrium (molecular and electronic crystals, multistability in condensed matter, unconventional solid states)
• Physical and Chemical Crystallography of phase transitions
• Single-Crystal Diffractometry (novel applications, position-sensitive detectors, white-beam Laue techniques, data visualisation)

• Responsible for Thermal neutron diffractometer for single-crystal and fibre diffraction D19
• Co-responsible for the Four-circle diffractometer with three-axis energy analysis D10
• Responsible for the Very Intense Vertical Axis Laue DIffractometer VIVALDI
• Co-responsible for the Laue Test Diffractometer for the rapid orientation of single crystals ORIENT-EXPRESS
• Co-responsible for the new fast CCD neutron Laue diffractometer CYCLOPS
• Local contact for experiments in diffraction, structural crystallography and magnetism on single crystal

Bohseite, ideally ca4be4si9o24(oh)(4), from the pilawa gorna quarry, the gory sowie block, sw poland
Szeleg E., Zuzens B., Hawthorne F.C., Pieczka A., Szuszkiewicz A., Turniak T., Nejbert K., Ilnicki S.S., Friis H., Makovicky E., Weller M.T., Lemée-Cailleau M.H.
Mineralogical magazine 81/1, 35-46 (2017) doi: 10.1180/minmag.2016.080.066

Structural movies of the gradual spin-crossover in a molecular complex at various physical scales
Lakhloufi S., Lemée-Cailleau m.H., Chastanet G., Rosa P., Daro N., Guionneau Ph.
Physical chemistry chemical physics 18/40, 28307-28315 (2016) doi: 10.1039/c6cp04987g

Light-irradiation at 700 mpa down to 1.5 k for neutron diffraction
Parisiades P., Payre C., Gonzales J.P., Laborier J.L., Bidet J.P., Guionneau Ph., Rosa P., Lelièvre-Berna E., Lemée-Cailleau M.H.
Measurement science and technology 27/4, 047001 (2016) doi: 10.1088/0957-0233/27/4/047001

Neutron laue and x-ray diffraction study of a new crystallographic superspace phase in n-nonadecane-urea
Zerdane S., Mariette C., McIntyre G.J., Lemée-Cailleau M.H., Rabiller Ph., Guérin L.; Ameline J.C., Toudic B.
Acta cryst b 71, 293-299 (2015), doi: 10.1107/s2052520615005442

Uranium hydridoborates: synthesis, magnetism, and x-ray/neutron diffraction structures
Braunschweig H., Gackstatter A., Kupfer T., Radacki K. Franke S., Meyer K., Fucke K., Lemée-Cailleau M.H.
Inorganic chemistry, 54/16, 8022-8028 (2015), doi: 10.1021/acs.inorgchem.5b01205

Insights into the crystallisation process from anhydrous, hydrated and solvated crystal forms of diatrizoic acid
Fucke K., McIntyre G.J., Lemée-Cailleau M.H., Wilkinson C., Edwards A.J., Howard J.A.K., Steed J.W.
Chemistry - a european journal, 21/3, 1036-1047 (2015) doi: 10.1002/chem.201404693

Magnetic structures of non-cerium analogues of heavy-fermion ce2rhin8: the case of Nd2RhIn8, Dy2RhIn8, and Er2Rhn8
?ermak P., Javorský P., Kratochvilova M., Pajskr K., Klicpera M., Ouladdiaf B., Lemée-Cailleau M.H., Rodriguez-Carvajal J., Boehm M.
Phys rev b 89/18, 184409 (2014) doi: 10.1103/physrevb.89.184409

Ultra-low temperature structure determination of a mn-12 single-molecule magnet and the interplay between lattice solvent and structural disorder
Farrell A.R., Coome J.A., Probert M.R., Goeta A.E., Howard J.A.K., Lemée-Cailleau M.H., Parsons S., Murrie M.
Crystal engineering communications 15/17, 3423-3429 (2013) doi: 10.1039/c3ce00042g

Neutron studies in multiferroic mixed valence iron(ii)-iron(iii) formate framework
Cañadillas-Delgado L., Fabelo O., Rodríguez-Velamazán J.A., Lemée-Cailleau M.H., Mason S.A., Pardo E., Lloret F., Zhao J.P., Bu X.H., Simonet V., Colin C.V., Rodríguez-Carvajal J.
Journal of the american chemical society, 134/48, 19772-19781 (2012) doi: 10.1021/ja3082457

Mosaicity and structural fatigability of a gradual spin-crossover single crystal
Guionneau Ph., Lakhloufi S., Lemée-Cailleau M.H., Chastanet G., Rosa P., Mauriac C., Létard J.F.
Chemical physics letters, 542, 52-55 (2012) doi: 10.1016/j.cplett.2012.06.005

Temperature-dependent solid-state proton migration in dimethylurea oxalic acid complexes
Jones A.O.F, Lemée-Cailleau M.H., McIntyre G.J., Pulham C.R., Thomas L.H., Wilson C.C.
Physical chemistry chemical physics, 14/38, 13273-13283 (2012) doi: 10.1021/cg200998u

 (+)-syn-benzotriborneol an enantiopure c-3-symmetric receptor for water
Fabris F., de Ducchi O., Nardini I., Crisma M., Mazzanti A., Mason S.A., Lemée-Cailleau M.H., Scaramuzzo F.A., Zonta C.
Organic & biomolecular chemistry, 10/12, 2464-2469 (2012) doi: 10.1039/c2ob06774a

4-phenoxyphenol: a porous molecular material
Thomas L.H., Cheung E., Jones A.O.F, Kallay A.A., Lemée-Cailleau M.H., McIntyre G.J., Wilson C.C.
Cryst. growth des., 12, 1746?1751 (2012) doi: 10.1021/cg200998u

Square-planar iridium(ii) and iridium(iii) amido complexes stabilized bu a pnp pincer ligand
Meiners J., Scheibel M.G., Lemée-Cailleau M.H., Mason S.A., Bele Boeddinghaus M., Fassler T.F., Herdtweck E., Khusniyarov M.M. and Schneider S.
Angew. chem. int. ed., 50, 8184-8187 (2011) doi: 10.1002/anie.201102795

CYCLOPS - a reciprocal-space explorer based on ccd neutron detectors
Ouladdiaf B., Archer J., Allibon J.R., Decarpentrie P., Lemée-Cailleau M.H., Rodriguez-Carvajal J., Hewat A.W., York S., Brau D. and McIntyre G.J.
Journal of applied crystallography, 44, 392-397 (2011) doi: 10.1107/s0021889811006765

Reduction of a chelating bis(nhc)palladium(ii) complex to [{?-bis(nhc)}2pd2h]+: a terminal hydride in a binuclear palladium(i) species formed under catalytically relevant conditions
Boyd P.D.W., Edwards A.J., Gardiner M.G., Curtis C.H., Lemée-Cailleau M.H., McGuinness D.S., Riapanitra A., Steed J.W., Stringer D.N., and Yates B.F.
Angew. chem. int. ed., 49, 6315 -6318 (2010) doi: 10.1002/anie.201003177

Structural phase transition in the spin-crossover complex fe(ptz)6(bf4)2 studied by x-ray diffraction
Lakhloufi S., Guionneau Ph., Lemée-Cailleau M.H., Rosa P. and Létard J.F.
Phys. rev. B 82, 132104 (2010) doi: 10.1103/physrevb.82.132104

Crystal structure of ammonia monohydrate phase II
Fortes A.D., Suard E., Lemée-Cailleau M.H., Pickard C.J. and Needs R.J.
J. am. chem. soc., 131 (37), pp 13508-13515 (2009) doi: 10.1021/ja9052569

Equation of state and phase transition of deuterated ammonia monohydrate (nd3·d2o)' measured by high-resolution neutron powder diffraction up to 500 mpa
Fortes A.D., Suard E., Lemée-Cailleau M.H., Pickard C.J. and Needs R.J.
J. chem. phys. 131, 154503 (2009) doi: 10.1063/1.3245858

Anomalous dispersion of optical phonons at the neutral-ionic transition: evidence from diffuse x-ray scattering
d'Avino G., Girlando A., Painelli A., Lemée-Cailleau M.H., Soos Z.G.
Physical review letters 99(15), 156407 (2007) doi: 10.1103/physrevlett.99.156407

Temperature-induced valence and structural instability in dmttf-ca: single-crystal raman and infrared measurements
Ranzieri P., Masino M., Girlando A., Lemée-Cailleau M.H.
Phys. rev. b 76, 134115 (2007) doi: 10.1103/physrevb.76.134115

Down to the quantum limit at the neutral-to-ionic phase transition of (bedt-ttf)-(clme-tcnq) - symmetry analysis and phase diagram
Lemée-Cailleau M.H., Collet E., Buron-Le Cointe M., Grach N., Ouladdiaf B., Moussa F., Hasegawa T., Takahashi Y., Roisnel T., Cailleau H.
J. phys. chem. B.; 111(22), 6167-6172 (2007) doi: 10.1021/jp0671291

High-speed neutron laue diffraction comes of ages.
McIntyre G.J., Lemée-Cailleau M.H., Wilkinson C.
Physica b 385-386, 1055-1058 (2006) doi: 10.1016/j.physb.2006.05.338

Comparative structural investigation of aluminium fluoride solvates
Kemnitz E., Groß U., rüdiger St., Scholz G., Heidemann D., Troyanov S.I., Morosov I.V., Lemée-Cailleau M.H.
Solid state sciences, 8(12), 1443-1452 (2006) doi: 10.1016/j.solidstatesciences.2006.07.008

One-dimensional fluctuating nanodomains in the charge-transfer molecular system ttf-ca and their first-order crystallization
Buron-Le Cointe M., Lemée-Cailleau M.H., Collet E., Cailleau H., Ravy S., Bérar J.F., Rouzière S., Elkaïm E.
Phys. rev. lett 96, 205503 (2006) doi: 10.1103/physrevlett.96.205503

Probing photoinduced phase transition in a charge-transfer molecular crystal by 100 picosecond x-ray diffraction
Guérin L., Collet E., Lemée-Cailleau M.H., Buron-Le Cointe M., Cailleau H., Plech A., Wulff M., Koshihara S., Luty T.
Chemical physics special issue: ultrafast science with x-rays and electrons, vol 299/2-3, 163-170 (2004) doi: 10.1016/j.chemphys.2003.10.002

Thermal hysteresis phenomena and coexistence at the mesoscopic scale around the temperature-induced neutral-ionic transition.
Buron-Le Cointe M., Lemée-Cailleau M.H., Cailleau H., Toudic B., Moreac A., Roussel J., Moussa F., Ayache C., Karl N.
Phys. rev. B68, 064103 (2003) doi: 10.1103/physrevb.68.064103

Light-induced ferroelectric structural order evidenced by picosecond crystallography.
Collet E., Lemée-Cailleau M.H., Buron-Le Cointe M., Cailleau H., Techert S., Wulff M., Luty T., Koshihara S., Meyer M., Toupet L., Rabiller P.
Science, 300, 612-615 (2003) doi: 10.1126/science.1082001

Static and dynamic order of cooperative multielectron transfer.
Luty T., Cailleau H., Koshihara S., Collet E., Takesada M., Lemée-Cailleau M.H., Buron M., Nagaosa N., Tokura Y., Zienkiewicz E., Ouladdiaf B.
Europhysics letters, 59(4) 619-625 (2002) doi: 10.1209/epl/i2002-00149-4

Direct evidence of lattice-relaxed charge-transfer exciton-strings.
Collet E., Buron-Le Cointe M., Lemée-Cailleau M.H., Cailleau H., Berar J.F., Ravy S., Karl N.
Europhysics letters, 57(1) 67-73 (2002) doi: 10.1209/epl/i2002-00542-5

Thermodynamics of neutral-to-ionic transition as condensation and crystallisation of charge-transfer excitations.
Lemée-Cailleau M.H., Le Cointe M., Cailleau H., Luty T., Moussa F., Roos J., Brinkmann D., Toudic B., Ayache C., Karl N.
Phys. rev. lett., 79, 1690-1693 (1997) doi: 10.1103/physrevlett.79.1690

Symmetry breaking and structural changes at the neutral-to-ionic transition in ttf-chloranil.
Le Cointe M., Lemée-Cailleau M.H., Cailleau H., Toudic B., Toupet L., Heger G., Moussa F., Schweiss P., Kraft K.H., Karl N.
Physical review B51, 3374-3386 (1995) doi: 10.1103/physrevb.54.15002

Raman scattering study of the n=4 incommensurate phase of biphenyl under pressure.
Lemée-Cailleau M.H., Girard A., Cailleau H., Délugeard Y.
Physical review B 45, 12682-12690 (1992) doi: 10.1103/physrevb.45.12682

Anthracene-tetracyanobenzene as an example of  a highly anisotropic crystal ? raman scattering study of the structural phase transition.
Mierzejewski A., Écolivet C., Pawley G.S., Luty T., Girard A., Lemée M.H.
Solid state commun. 65, 431-436 (1988) doi: 10.1016/0038-1098(88)90427-9

Neutron observation of the phase and amplitude modes in an n=4 incommensurate system.
Moussa F., Launois P., Lemée M.H., Cailleau H.
Phys. rev. B Rapid Comm., 36, 8951-8954 (1987) doi: 10.1103/physrevb.36.8951

Crystal structure and thermal motion analysis of 4,4'-difluorobiphenyl.
Lemée M.H., Toupet L., Délugeard Y., Messager J.C., Cailleau H.
Acta Cryst. b43, 466-470 (1987) doi: 10.1107/s0108768187097477