Domaine de recherche:

• Caractérisation structurale et modélisation des processus thermo- et photo-induits dans les solides moléculaires
• Nanocristallographie des matériaux moléculaires thermo- et photo-commutables
• Dynamique structurale de matériaux moléculaires : photo-cristallographie et cristallographie résolue en temps

Mission:

• 2013-2014 Chargé de mission CNRS pour l’année internationale de la cristallographie

Publications:

Qi X., Pillet S., Graaf C., Magott M., Bendeif E., Guionneau P., Rouzières M., Marvaud V., Stefańczyk O., Pinkowicz D., Mathonière C.
Photoinduced Mo?CN Bond Breakage in Octacyanomolybdate Leading to Spin Triplet Trapping
Angewandte Chemie International Edition 59 (2020) 3117-3121 DOI link

ATHMANI, H. KIJATKIN,C. BENALI-CHERIF, R. PILLET, S. SCHANIEL, D. IMLAU, M. BENALI-CHERIF. N and BENDEIF, E.-E
Nonlinear optical organic-inorganic crystals: synthesis, structural analysis and verification of harmonic generation in tri-(o-chloroanilinium nitrate)
Acta Crystallographica, Section A: Foundations of Crystallography A75 (2019) 107-114 DOI link

Ahoulou S., Vilà N., Pillet S., Schaniel D., Walcarius A.
Coordination Polymers as Template for Mesoporous Silica Films: A Novel Composite Material Fe(Htrz)₃@SiO₂with Remarkable Electrochemical Properties
Chemistry of Materials 31 (2019) 5796-5807 DOI link

Schaniel D., Casaretto N., Bendeif E.-E., Woike T., Gallien A., Klüfers P., Kutniewska S., Kamiński R., Bouchez G., Boukheddaden K., Pillet S.
Evidence for a photoinduced isonitrosyl isomer in ruthenium dinitrosyl compounds
CrystEngComm 21 (2019) 5804-5810 DOI link

Bridonneau N., Quatremare P., Jurgen von Bardeleben H., Cantin J-L., Pillet S., Bendeif E.-E and Marvaud V
Direct Evidence of a Photoinduced Electron Transfer in Diluted "Molybdenum-Copper" Molecular Compounds
European Journal of Inorganic Chemistry 3-4 (2018) 370-377 DOI link

Mguenar Ndiaye M., Pillet S., Bendeif E.-E., Marchivie M., Chastanet G., Boukheddaden K and Triki S
Hidden Hysteretic Behavior of a Paramagnetic Iron(II) Network Revealed by Light Irradiation
European Journal of Inorganic Chemistry 3-4 (2018) 305-313 DOI link

Delgado T., Tissot A., Guénée L., Hauser A., Valverde-Muñoz F., Seredyuk M., Real J., Pillet S., Bendeif E.-E., Besnard C.
Very Long-Lived Photogenerated High-Spin Phase of a Multistable Spin-Crossover Molecular Material
Journal of the American Chemical Society 140 (2018) 12870-12876 DOI link

Sahadevan S., Abhervé A., Monni N., Sáenz de Pipaón C., Galán-Mascarós J., Waerenborgh J., Vieira B., Auban-Senzier P., Pillet S., Bendeif E.-E., Alemany P., Canadell E., Mercuri M., Avarvari N.
Conducting Anilate-Based Mixed-Valence Fe(II)Fe(III) Coordination Polymer: Small-Polaron Hopping Model for Oxalate-Type Fe(II)Fe(III) 2D Networks
Journal of the American Chemical Society 140 (2018) 12611-12621 DOI link

Schaniel D., Bendeif E.-E., Woike T., Böttcher H.-C., Pillet S.
Wavelength-selective photoisomerisation of nitric oxide and nitrite in a rhodium complex
CrystEngComm 20 (2018) 7100-7108 DOI link

Yangui A., Pillet S., Lusson A., Bendeif E.-E., Triki S., Abid Y., Boukheddaden K.
Control of the white-light emission in the mixed two-dimensional hybrid perovskites (C6H11NH3)2[PbBr4-xIx]
Journal of Alloys and Compounds 699 (2017) 1122-1133 DOI link

Casaretto N., Schaniel D.,Alle P.,Wenger E.,Parois P., Fournier B., Bendeif E.-E., Palin C. and Pillet S.
In-house time-resolved photocrystallography on the millisecond timescale using a gated X-ray hybrid pixel area detector
Acta Crystallographica Section B: STRUCTURAL SCIENCE, CRYSTAL ENGINEERING AND MATERIALS B73 (2017) 696-707 DOI link

Voufack A. B., Claiser N., Lecomte C., Pillet S., Pontillon Y., Gillon B., Yan Z., Gillet J.-M., Marazzi M., Genoni A. and Souhassou M.
When combined X-ray and polarized neutron diffraction data challenge high-level calculations: spin-resolved electron density of an organic radical
Acta Crystallographica, Section B: Structural Science 73 (2017) 544-549 DOI link

Takouachet R., Benali-Cherif R., Bendeif E.-E., Benali-Cherif N., Pillet S., Schaniel D.
Structural analysis and IR-spectroscopy of a new anilinium hydrogenselenite hybrid compound: A subtle structural phase transition
Inorganica Chimica Acta 446 (2016) 6-12 DOI link

Casaretto N., Fournier B., Pillet S., Bendeif E., Schaniel D., Gallien A., Klüfers P., Woike T.
Photo-induced linkage NO isomers in the dinitrosyl complex [Ru(NO)₂(PCy₃)₂Cl](BF₄) identified by photocrystallography and IR-spectroscopy
CrystEngComm 18 (2016) 7260-7268 DOI link

Milin E., Patinec V., Triki S., Bendeif E.-E., Pillet S., Marchivie M., Chastanet G., Boukheddaden K.
Elastic Frustration Triggering Photoinduced Hidden Hysteresis and Multistability in a Two-Dimensional Photoswitchable Hofmann-Like Spin-Crossover Metal–Organic Framework
Inorganic Chemistry 55 (2016) 11652-11661 DOI link

Milin E., Bouabdellah B., El Hajj F., Patinec V., Triki S., Marchivie M., Gómez-García C. J., Pillet S.
Magnetic Bistability in Macrocycle-Based FeII Spin-Crossover Complexes: Counter Ion and Solvent Effects
European Journal of Inorganic Chemistry 34 (2016) 5305-5314 DOI link

Bendeif E.-E., Gansmuller A., Hsieh K.-Y., Pillet S., Woike T., Zobel M., Neder R., Bouazaoui M., El Hamzaoui H., Schaniel D.
Structure determination of molecular nanocomposites by combining pair distribution function analysis and solid-state NMR
RSC Advances 5 (2015) 8895-8902 DOI link

Casaretto N., Pillet S., Bendeif E., Schaniel D., Gallien A., Klüfers P., Woike T.
Multiple light-induced NO linkage isomers in the dinitrosyl complex [RuCl(NO) ₂ (PPh ₃ ) ₂ ]BF ₄ unravelled by photocrystallographic and IR analysis
IUCrJ 2 (2015) 35-44 DOI link

Yangui A., Pillet S., Garrot D., Triki S., Abid Y., Boukheddaden K.
Evidence and detailed study of a second-order phase transition in the (C6H11NH3)2[PbI4] organic-inorganic hybrid material
Journal of Applied Physics 117 (2015) 115503 DOI link

Bridonneau N., Long J., Cantin J.-L., von Bardeleben J., Pillet S., Bendeif E.-E., Aravena D., Ruiz E., Marvaud V.
First evidence of light-induced spin transition in molybdenum(IV)
Chemical Communications 51 (2015) 8229-8232 DOI link

Yangui A., Garrot D., Lauret J., Lusson A., Bouchez G., Deleporte E., Pillet S., Bendeif E., Castro M., Triki S., Abid Y., Boukheddaden K.
Optical Investigation of Broadband White-Light Emission in Self- Assembled Organic−Inorganic Perovskite (C6H11NH3)2PbBr4
Journal of Physical Chemistry C 119 (2015) 23638-23647 DOI link

Casaretto N., Pillet S., Bendeif E.-E., Schaniel D., Gallien A., Klüfers P., Woike T.
Photocrystallography and IR spectroscopy of light-induced linkage NO isomers in [RuBr(NO) ₂ (PCyp ₃ ) ₂ ]BF ₄
Acta Crystallographica Section B Structural Science, Crystal Engineering and Materials 71 (2015) 788-797 DOI link

Yangui A., Pillet S., Mlayah A., Lusson A., Bouchez G., Triki S., Abid Y., Boukheddaden K.
Structural phase transition causing anomalous photoluminescence behavior in perovskite (C6H11NH3)2[PbI4]
Journal of Chemical Physics 143 (2015) 224201 DOI link

Durand P., Pillet S., Bendeif E.-E., Carteret C., Bouazaoui M., El Hamzaoui H., Capoen B., Salmon L., Hébert S., Ghanbaja J., Aranda L., Schaniel D.
Room temperature bistability with wide thermal hysteresis in a spin crossover silica nanocomposite
Journal of Materials Chemistry 1 (2013) 1933-1942 DOI link

Ruamps R., Maurice R., Batchelor L., Boggio-Pasqua M., Guillot R., Barra A., Liu J., Bendeif E.-E., Pillet S., Hill S., Mallah T., Guihéry N.
Giant Ising-Type Magnetic Anisotropy in Trigonal Bipyramidal Ni(II) Complexes: Experiment and Theory
Journal of the American Chemical Society 135 (2013) 3017-3026 DOI link

Setifi F., Charles C., Houille S., Thétiot F., Triki S., Gómez-García C., Pillet S.
Spin crossover (SCO) iron(II) coordination polymer chain: Synthesis, structural and magnetic characterizations of [Fe(abpt)2(l-M(CN)4)] (M = PtII and NiII)
Polyhedron 61 (2013) 242-247 DOI link

Chakraborty P., Pillet S., Bendeif E.-E., Enachescu C., Bronisz R., Hauser A.
Light induced bistability in the 2D coordination network {[Fe(bbtr)3](BF4)2}: wavelength-selective addressing of molecular spin states
Chemistry: a european journal 19 (2013) 11419-11428 DOI link

Hsieh K.-Y., Bendeif E.-E., Pillet S., Doudouh A., Schaniel D., Woike T.
Structural reinvestigation of the photoluminescent complex [NdCl2(H2O)6]Cl
Acta Crystallographica, Section C: Crystal Structure Communications C69 (2013) 1002-1005 DOI link

Hsieh K.-Y., Bendeif E.-E., Gansmuller A., Pillet S., Woike T., Schaniel D.
Structure and dynamics of guest molecules confined in a mesoporous silica matrix: Complementary NMR and PDFcharacterisation
RSC Advances 3 (2013) 26132-26141 DOI link

Tahri Z., Lepski R., Hsieh K.-Y., Bendeif E.-E., Pillet S., Durand P., Woike T., Schaniel D.
Properties of metastable linkage NO isomers in Na₂[Fe(CN)₅NO]2H₂O incorporated in mesopores of silica xerogels
Physical Chemistry Chemical Physics 14 (2012) 3775-3781 DOI link

Nicolazzi W., Pillet S.
Structural aspects of the relaxation process in spin crossover solids: Phase separation, mapping of lattice strain, and domain wall structure
Physical Review B: Condensed Matter B85 (2012) 094101 DOI link

Pillet S., Lebedev G. and Nicolazzi W.
Dynamics of photo-induced phase separation in spin crossover solids from time dependent photo-crystallography
(2012)

Nuss H., Claiser N., Pillet S., Lugan N., Despagnet-Ayoub E., Etienne M., Lecomte C.
A comparative study of the topology of the experimental electron density within 2 and 4e- donor alkyne complexes
Dalton Transactions 41 (2012) 6598 DOI link

Pillet S., Bendeif E.-E., Bonnet S., Shepherd H., Guionneau P.
Multimetastability, phototrapping, and thermal trapping of a metastable commensurate superstructure in a FeI I spin-crossover compound
Physical Review B: Condensed Matter B86 (2012) 064106 DOI link

Deutsch M., Claiser N., Pillet S., Chumakov Y., Becker P., Gillet J.-M., Gillon B., Lecomte C., Souhassou M.
Experimental determination of spin-dependent electron density by joint refinement of X-ray and polarized neutron diffraction data
68 (2012) 675-686 DOI link

Slimani A., Varret F., Boukheddaden K., Chong C., Mishra H., Haasnoot J., Pillet S.
Visualization and quantitative analysis of spatiotemporal behavior in a first-order thermal spin transition: A stress-driven multiscale process
Physical Review B: Condensed Matter 84 (2011) 094442 DOI link

Varret F., Slimani A., Boukheddaden K., Chong C., Mishra H., Collet E., Haasnoot J., Pillet S.
The propagation of the thermal spin transition of [Fe(btr)2(NCS)2]·H2O single crystals, observed by optical microscopy
New Journal of Chemistry 35 (2011) 2333-2340 DOI link

Mader D., Pillet S., Carteret C., Stébé M.-J., Blin J.-L.
Confined Growth of Spin Crossover Nanoparticles in Surfactant-Based Matrices: Enhancing Shape Anisotropy
Journal of Dispersion Science and Technology 32 (2011) 1771-1779 DOI link

Merzouki S., Mouats C., Bendeif E.-E., Pillet S., Bouchouit K.
1-[3-(4-Nitrophenyl)propanoyl]urea acetic acid monosolvate
Acta Crystallographica, Section E: Structure Reports online E67 (2011) o2892 DOI link

Lecomte C., Bendeif E.-E. and Pillet S.
Diffraction X haute résolution : Les secrets de la liaison chimique révélés
356-357 (2011) 118-122

Canfora L., Pillet S., Espinosa E. and Ruisi G.
7-Amino-2-methylsulfanyl-1,2,4-triazolo[1,5- a]pyrimidine-6- carboxylic acid as the dimethylformamide and water monosolvates at 293 K
Acta Crystallographica, Section C: Crystal Structure Communications C66 (2010) o503-o507 DOI link

Vorontsov I., Pillet S., Kaminski R., Schomekel M. S. and Coppens P.
LASER ? a program for response-ratio refinement of time-resolved diffraction data
Journal of Applied Crystallography 43 (2010) 1129-1130

Dupouy G., Triki S., Marchivie M., Cosquer N., Gomez-Garcia C. J., Pillet S., Bendeif E. E., Lecomte C., Asthana S. and Létard J. F.
Cyanocarbanion-Based Spin-Crossover Materials: Photocrystallographic and Photomagnetic Studies of a New Iron(II) Neutral Chain
Inorganic Chemistry 49 (2010) 9358-9368

Datta A., Pillet S., Chuang N. T., Lee H. and Huang J. H.
Synthesis and structural aspects of two trinuclear cyano-bridged heterometallic complexes with monodentate coordination of perchlorate and acetate anions
Zeitschrift fuer Naturforschung, B: Chemical Sciences 65 (2010) 1106-1112

Tissot A., Boillot M.-L., Pillet S., Codjovi E., Boukheddaden K., Lawson Daku L. M.
Unidirectional Photoisomerization of Styrylpyridine for Switching the Magnetic Behavior of an Iron(II) Complex: A MLCT Pathway in Crystalline Solids
Journal of Physical Chemistry C 114 (2010) 21715-21722

SETIFI F., BENMANSOUR S., MARCHIVIE M., DUPOUY G., TRIKI S., SALA-PALA J., SALAUN J.-Y., GOMEZ-GARCIA C. J., PILLET S., LECOMTE C. and RUIZ E.
Magnetic Bistability and Thermochromism in a Molecular CuII Chain
Inorganic Chemistry 48 (2009) 1269-1271

Boillot M.-L., Pillet S., Tissot A., Rivière E., Claiser N. and Lecomte C.
Ligand-Driven Light-Induced Spin Change Activity and Bidirectional Photomagnetism of Styrylpyridine Iron(II) Complexes in Polymeric Media
Inorganic Chemistry 48 (2009) 4729-4736

Dupouy G., Marchivie M., Triki S., Sala-Pala J., Gómez-García C. J., Pillet S., Lecomte C. and Létard J.-F.
Photoinduced HS state in the first spin-crossover chain containing a cyanocarbanion as bridging ligand
Journal of the Chemical Society, Chemical Communications (2009) 3404-3406

Lebedev G., Pillet S., Baldé C., Guionneau P., Desplanches C. and Létard J. F.
Kinetics of Photo-Induced Phase Transition and Relaxation in the Spin-Crossover Complexes [FexZn1-x(phen)2(NCS)2], Influence of Metal Dilution
IOP Conference Series: Materials Science and Engineering 5 (2009) 012025

Nicolazzi W., Pillet S., and Lecomte C.
Photoinduced phase separation in spin-crossover materials: Numerical simulation of a dynamic photocrystallographic experiment
Physical Review B: Condensed Matter 80 (2009) 132102

ALBERT S., PILLET S., LECOMTE C., PRADEL A. and RIBES M.
Disorder in Ag₇GeSe₅I a superionic conductor: A temperature dependent anharmonic structural study
Acta Crystallographica, Section B: Structural Science 64 (2008) 1-11 Electronic reprint

PILLET S., LEGRAND V., WEBER H.-P., SOUHASSOU M., LETARD J.-F., GUIONNEAU P. and LECOMTE C.
Out-of-equilibrium charge density distribution of spin crossover complexes from steady-state photocrystallographic measurements: experimental methodology and results
Zeitschrift fuer Kristallographie 223 (2008) 235-249 Electronic reprint

Lebègue S., Pillet S. and Angyan J. G.
Modeling spin crossover compounds by periodic DFT+U approach
Physical Review B: Condensed Matter 78 (2008) 024433 DOI link

NICOLAZZI W., PILLET S. and LECOMTE C.
Two-variable anharmonic model for spin-crossover solids: A like-spin domains interpretation
Physical Review B: Condensed Matter 78 (2008) 174401

SHEU C.-F., PILLET S., LIN Y.-C., CHEN S.-M, HSU I-J., LECOMTE C. and WANG Y.
Magnetostructural Relationship in the Spin-Crossover Complex t-{Fe(abpt)2[N(CN)2]2}: Polymorphism and Disorder Phenomenon
Inorganic Chemistry 47 (2008) 10666-10674

PILLET S. and LECOMTE C.
catena-Poly[[diaquadiisothiocyanatoiron(II)]-mu-4-4'-bi-1,2,4-triazole] a one-dimensional coordination polymer
Acta Crystallographica, Section C: Crystal Structure Communications 63 (2007) 0-0 Electronic reprint

LEGRAND V., PILLET S., CARBONERA C., SOUHASSOU M., LETARD J.-F., GUIONNEAU P. and LECOMTE C.
Photo-magnetic and crystallographic studies of the spin crossover complex Fe(btr)₂(NCS)₂.H₂O in the ground and metastable states
European Journal of Inorganic Chemistry (2007) 5693-5706 Electronic reprint

LEGRAND V., PILLET S., WEBER H.-P., SOUHASSOU M., LETARD J.-F., GUIONNEAU P. and LECOMTE C.
On the precision and accuracy of structural analysis of light-induced metastable states
Journal of Applied Crystallography 40 (2007) 1076-1088 Electronic reprint

PILLET S., SOUHASSOU M., LECOMTE C., RABU P., DRILLON M. and MASSOBRIO C.
Electron density analysis of the layered antiferromagnetic compound Cu₂(OH)₃NO₃: relationship with the magnetic interaction mechanism
Physical Review B: Condensed Matter 73 (2006) 115-116 Electronic reprint

LEGRAND V., PILLET S., SOUHASSOU M. and LECOMTE C.
Extension of the experimental electron density analysis to metastable states: a case example of the spin crossover complex Fe(btr)₂(NCS)₂.H₂O
Accounts of Chemical Research 128 (2006) 13921-13931 Electronic reprint

PILLET S., LEGRAND V., SOUHASSOU M. and LECOMTE C.
Kinetics of light induced phase transformation in molecular solids: Fe(btr)₂(NCS)₂.H₂O
Physical Review B: Condensed Matter 74 (2006) 140101-140101 Electronic reprint

ORTIN Y., LUGAN N., PILLET S., SOUHASSOU M., LECOMTE C., COSTUAS K., SAILLARD, J Y.
Where an experimental electron density analysis is seen to help in a better understanding of a specific dynamic process in solution
Inorganic Chemistry 44 (2005) 9607-9609 Electronic reprint

LECOMTE C., AUBERT E., LEGRAND V., PORCHER F., PILLET S., GUILLOT B., JELSCH C.
Charge density research: from inorganic and molecular materials to proteins
Zeitschrift fuer Kristallographie (2005) 373-384 Electronic reprint

LEGRAND V., CARBONERA C., PILLET S., SOUHASSOU M., LETARD J.-F., GUIONNEAU P. and LECOMTE C.
Photo-crystallography : from the structure towards the electron density of metastable states
Accounts of Chemical Research 21 (2005) 73-80 Electronic reprint

PILLET S., LECOMTE C., SHEU C. F., LIN Y. C., HSU I. J. and WANG Y.
Light induced modulated structure of the spin crossover compound {Fe(abpt)₂[N(CN)₂]₂}
Accounts of Chemical Research 21 (2005) 221-226 Electronic reprint

PILLET S., SOUHASSOU M., LECOMTE C.
Electron density distribution of molecular magnetic materials
Acta Crystallographica, Section A: Foundations of Crystallography A60 (2004) 455-464 Electronic reprint

PILLET, S., HUBSCH, J., LECOMTE, C.
Single crystal diffraction analysis of the thermal spin conversion in [Fe(btr)₂(NCS)₂](H₂O) : evidence for spin-like domain formation
Accounts of Chemical Research 38 (2004) 541-552 Electronic reprint

PILLET S., SOUHASSOU M., LECOMTE C., MATHONIERE C.
Electron density distribution of an oxamato bridged Mn(II)-Cu(II) bimetallic chain, correlation to magnetic properties
Journal of the American Chemical Society 126 (2004) 1219-1228 Electronic reprint

PILLET S., WU G., KULSOMPHOB V., HARVEY B., ERNST R.D. & COPPENS P.
Investigation of Zr-C, Zr-N and Potential Agostic Interactions in an Organozirconium Complex by Experimental Electron Density Analysis
Journal of the American Chemical Society 125(7) (2003) 1937-1949 Electronic reprint

LECOMTE C., SOUHASSOU M. & PILLET S.
Topology of experimental charge density: a tool for understanding atomic interactions
Journal of Molecular Structure 647 (2003) 53-64 Electronic reprint

RUEFF J-M., PILLET S., BONAVENTURE G., SOUHASSOU M. and RABU P.
Synthesis, structure and magnetic properties of the cobalt(II) 1,'-biphenyl-2,2'-dicarboxylate hydroxide chain compound [Co₃{O₂CC₁₂H₈CO₂}_2.5(OH)(H₂O)₂]
European Journal of Inorganic Chemistry (2003) 4173-4178 Electronic reprint

KIM C. D., PILLET S., GUANG WU G., FULLAGAR W. K. & COPPENS P.
Excited State Structure By Time-Resolved X-Ray Diffraction
Acta Crystallographica, Section A: Foundations of Crystallography A58 (2002) 153-157 Electronic reprint

RUEFF J. M., PILLET S., CLAISER N., BONAVENTURE G., SOUHASSOU M. & RABU P.
Synthesis, crystal structure and magnetic properties of the helical chain compounds M₂(O₂CC₁₂H₈CO₂)₂(H₂O)₈, M = Cobalt(II), Nickel(II)
European Journal of Inorganic Chemistry 4 (2002) 895-900 Electronic reprint

PILLET S., SOUHASSOU M., PONTILLON Y., CANESCHI A., GATTESCHI D. & LECOMTE C.
Investigation of magnetic interaction pathways by experimental electron density: application to an organic free radical, p-(methylthio)phenyl nitronyl nitroxide
New Journal of Chemistry 1 (2001) 131-143 Electronic reprint

PILLET S., SOUHASSOU M., LECOMTE C., SCHWARZ K., BLAHA P., RERAT M., LICHANOT A. & ROVERSI P.
Recovering experimental and theoretical electron densities in corundum using the multipolar model : IUCr multipole project
Acta Crystallographica, Section A: Foundations of Crystallography A57 (2001) 290-303 Electronic reprint

PILLET S., SOUHASSOU M., LECOMTE C., PONTILLON Y., CANESCHI A., GATTESCHI D., RESSOUCHE E. & SCHWEIZER J.
Some reasons for a 3D ferromagnetic ordering in the free radical Nit(SMe)Ph
(2000) Electronic reprint