Laboratoire Léon Brillouin

UMR12 CEA-CNRS, Bât. 563 CEA Saclay

91191 Gif sur Yvette Cedex, France


BD diffusons les neutrons

23 mai 2024
Influence of Dy3+ environment on magnetic anisotropy and magnetocaloric effect in Dy3⁢B2⁢C3⁢O12 (B=In, Sc, Te ; C=Ga, Al, Li) garnets F.
01 mai 2024
Salah Bouazizi, Salah Nasr & Marie-Claire Bellissent-Funel MD simulation and analysis of the pair correlation functions, self-diffusion coefficients and orientational correlation times in aqueous KCl solutions at different temperatures and concentrations, S.
07 avril 2024
Nina Královič-Kanjaková, Ali Asi Shirazi, Lukáš Hubčík, Mária Klacsová, Atoosa Keshavarzi, Juan Carlos Martínez, Sophie Combet, José Teixeira, and Daniela Uhríková The use of an exogenous pulmonary surfactant (EPS) to deliver other relevant drugs to the lungs is a promising strategy for combined therapy.
15 mars 2024
Universality of q=1/2 orbital magnetism in the pseudogap phase of the high-Tc superconductor YBa2Cu3O6+x Dalila Bounoua, Yvan Sidis, Martin Boehm, Paul Steffens, Toshinao Loew, Lin Shan Guo, Jun Qian, Xin Yao, and Philippe Bourges, Phys.
22 décembre 2023
V. Balédent, A. Vaunat, S. Petit, L. Nataf, S. Chattopadhyay, S. Raymond, and P.
01 décembre 2023
Anne-Charlotte Le Gulluche, Guylaine Ducouret, Ludovic Olanier, Annie Brûlet, Olivier Sanseau, Paul Sotta, and Alba Marcellan Model hybrid hydrogels reinforced by silica nanoparticles were designed by polymerizing and cross-linking the gels in situ.
08 novembre 2023
A. Sazonov, H. Thoma, R. Dutta, M. Meven, A. Gukasov, R. Fittipaldi, V. Granata, T. Masuda, B. Nafradi, and V.
21 septembre 2023
Ellen Fogh, Bastian Klemke, Manfred Reehuis, Philippe Bourges, Christof Niedermayer, Sonja Holm-Dahlin, Oksana Zaharko, Jürg Schefer, Andreas B.
25 août 2023
Maëva Almeida, Daniel Dudzinski, Catherine Amiel, Jean-Michel Guigner,Sylvain Prévost, Clémence Le Coeur and Fabrice Cousin Here, we describe the behavior of mixtures of stearic acid (SA) and its hydroxylated counterpart 12-hydroxystearic acid (12-HSA) in aqueous mixtures at room temperature as a function of the 12-HSA/SA mole ratio R.
30 juillet 2023
I. V. Golosovsky, I. A. Kibalin, A. Gukasov, A. G. Roca, A. López-Ortega, M. Estrader, M. Vasilakaki, K. N. Trohidou, T. C. Hansen, I.
06 juillet 2023
Simeon Minic, Burkhard Annighöfer, Milos Milcic, François Maignen, Annie Brûlet, Sophie Combet Apomyoglobin (apoMb), a model protein in biochemistry, exhibits a strong propensity to bind various ligands, which makes it a good candidate as a carrier of bioactive hydrophobic drugs.
13 juin 2023
Somia Haouache, Yu Chen, Clara Jimenez-Saelices, Fabrice Cousin, Pan Chen, Yoshiharu Nishiyama, François Jerome, and Isabelle Capron Nanocelluloses can be used to stabilize oil–water surfaces, forming so-called Pickering emulsions.
23 mai 2023
Özge Azeri, Dennis Schönfeld, Bin Dai, Uwe Keiderling, Laurence Noirez and Michael Gradzielski Block copolymers synthesized via Atom Transfer Radical Polymerization from alkyl acrylate and t-butyl acrylate and the subsequent hydrolysis of the t-butyl acrylate to acrylic acid were systematically varied with respect to their hydrophobic part by the variation in the alkyl chain length and the degree of polymerisation in this block.
02 mai 2023
Céline JAUDOIN, Isabelle GRILLO, Fabrice COUSIN, Maria GEHRKE, Malika OULDALI, Ana-Andreea ARTENI, Luc PICTON, Christophe RIHOUEY, Fanny SIMELIERE, Amélie BOCHOT, Florence AGNELY Mixtures of hyaluronic acid (HA) with liposomes lead to hybrid colloid–polymer systems with a great interest in drug delivery.
08 avril 2023
Anne-Sophie Robbes, Jacques Jestin, Florian Meneau, Florent Dalmas, François Boué, and Fabrice Cousin, Macromolecules 2022, 55, 15, 6876–6889.
27 janvier 2023
Sophie Combet, Françoise Bonneté, Stéphanie Finet, Alexandre Pozza, Christelle Saade, Anne Martel, Alexandros Koutsioubas, Jean-Jacques Lacapère, Biochimie (2022) in press.
02 septembre 2022
Simeon Minić, Burkhard Annighöfer, Arnaud Hélary, Laïla Sago, David Cornu, Annie Brûlet, Sophie Combet High pressure (HP) is a particularly powerful tool to study protein folding/unfolding, revealing subtle structural rearrangements.
01 juillet 2022
Tiago Outerelo Corvo, Antoine Jourdain, Shona O’Brien, Frédéric Restagno, Eric Drockenmuller, and Alexis Chennevière Poly(ionic liquid)s (PILs), similar to their ionic liquid (IL) analogues, present a nanostructure arising from local interactions.
02 juin 2022
Marion Grzelka, Iurii Antoniuk, Éric Drockenmuller, Alexis Chennevière, Liliane Léger, and Frédéric Restagno The role of the polymer volume fraction, ϕ, on steady-state slippage and interfacial friction is investigated for semi-dilute polystyrene solutions in diethyl phthalate in contact with two solid surfaces.
21 avril 2022
Sumit Mehan, Laure Herrmann, Jean-Paul Chapel, Jacques Jestin, Jean-Francois Berret and Fabrice Cousin We investigate the formation/re-dissociation mechanisms of hybrid complexes made from negatively charged PAA2k coated g-Fe2O3 nanoparticles (NP) and positively charged polycations (PDADMAC) in aqueous solution in the regime of very high ionic strength (I).
23 mars 2022
Christiane Alba-Simionesco , Patrick Judeinstein , Stéphane Longeville, Oriana Osta , Florence Porcher , Frédéric Caupin , and Gilles Tarjus The proneness of water to crystallize is a major obstacle to understanding its putative exotic behavior in the supercooled state.
22 février 2022
J.C.Riedl, M.Sarkar, T.Fiuza, F.Cousin, J.Depeyrot, E.Dubois,G.Mériguet,R.Perzynski and V.
01 février 2022
Emil A. Klahn, Andreas M. Thiel, Rasmus B. Degn, Iurii Kibalin, Arsen Gukassov, Claire Wilson, Angelos B.
11 janvier 2022
Philipp Kurzhals, Geoffroy Kremer, Thomas Jaouen, Christopher W.
15 décembre 2021
Virginie Vergnat, Benoît Heinrich, Michel Rawiso, René Muller, Geneviève Pourroy and Patrick Masson Embedding nanoparticles (NPs) with organic shells is a way to control their aggregation behavior.
10 octobre 2021
J. Wolanin, L. Michel, D. Tabacchioni, J. M. Zanotti, J. Peters, I. Imaz, B. Coasne, M. Plazanet, and C.
18 septembre 2021
T. Fiuza, M. Sarkar, J. C. Riedl, A. Cebers, F. Cousin, G. Demouchy, J. Depeyrot, E. Dubois, F. Gelebart, G. Meriguet, R. Perzynski and V.
21 juillet 2021
Sebastian Jaksch, Alexis Chennevière, Sylvain Désert, Tadeusz Kozielewski, Herbert Feilbach, Pascal Lavie, Romuald Hanslik, Achim Gussen, Stephan Butterweck, Ralf Engels, Henrich Frielinghaus, Stephan Förster and Peter Müller-Buschbaum Small-K Advanced DIffractometer (SKADI is a Small-Angle Neutron Scattering (SANS) instrument to be constructed at the European Spallation Source (ESS).
28 juin 2021
Christopher D. O’Neill, Gino Abdul-Jabbar, Didier Wermeille, Philippe Bourges, Frank Krüger, and Andrew D.
07 juin 2021
S. Biesenkamp, D. Gorkov, D. Brüning, A. Bertin, T. Fröhlich, X. Fabrèges, A. Gukasov ,M. Meven, P. Becker, L. Bohaty, T.
17 mai 2021
Dalila Bounoua, Lucile Mangin-Thro, Jaehong Jeong, Romuald Saint-Martin, Loreynne Pinsard-Gaudart, Yvan Sidis & Philippe Bourges, Communications Physics 3, (2020) 123.
12 avril 2021
Julie Wolanin, Jérôme Giraud, Claude Payre, Marianne Benoit, Claire Antonelli, Damien Quemener, Iliass Tahiri, Matthieu Vandamme, Jean-Marc Zanotti, and Marie Plazanet, Review of Scientific Instruments 92 (2021) 024106 In comparison to condensed matter, soft matter is subject to several interplaying effects (surface heterogeneities and swelling effect) that influence transport at the nanoscale.
22 mars 2021
Laëtitia Mayen, Nicholai D. Jensen, Maximilien Desbord, Danielle Laurencin, Christel Gervais, Christian Bonhomme, Mark E.
19 janvier 2021
Jaehong Jeong, Benjamin Lenz, Arsen Gukasov, Xavier Fabrèges, Andrew Sazonov, Vladimir Hutanu, Alex Louat, Dalila Bounoua, Cyril Martins, Silke Biermann, Véronique Brouet, Yvan Sidis, and Philippe Bourges, Phys.
23 décembre 2020
Liu Chang; Hu Wenxian; Jiang Hanqiu; Liu Guoming; Han Charles; Sirringhaus Henning; Boué François; Wang Dujin The determination of intrinsic chain stiffness of conjugated polymers is challenging, in particular, for scattering techniques because of their strong light absorption and structural instability due to the complicated intra-/intermolecular interactions.
02 décembre 2020
Simeon Minic, Burkhard Annighofer, Arnaud Helary, Djemel Hamdane, Gaston Hui Bon Hoa, Camille Loupiac, Annie Brulet, and Sophie Combet To probe intermediate states during unfolding and oligomerization of proteins remains a major challenge.
20 octobre 2020
K. Beauvois, V. Simonet, S. Petit, J. Robert, F. Bourdarot, M. Gospodinov, A.A. Mukhin, R. Ballou, V. Skumryev, and E.
28 septembre 2020
Li Shi, Florent Carn, Arsen Goukassov, Eric Buhler, and François Boué Mixing negatively charged polyelectrolyte (PEL) with positively charged gold nanoparticles (Au NPs) in aqueous solution results in electrostatics complexes of different shapes and compactness.
02 septembre 2020
Marine Le Goas, Tom Roussel, Maria Kalbazova, David Carrière, Elodie Barruet, Valerie Geertsen, Giulia C.
21 juillet 2020
Premakumar Yanda, I. V. Golosovsky, I. Mirebeau, N. V. Ter-Oganessian, Juan Rodríguez-Carvajal and A.
23 juin 2020
We show by X-ray and neutron small-angle scattering that gold nanoparticles with controlled sizes and morphologies can be obtained by the metallic reduction of AuCl4– ions trapped in 3D organic molds by X-ray radiolysis.
09 mai 2020
Andrew M. Jimenez, Dan Zhao, Kyle Misquitta, Jacques Jestin and Sanat K.
08 avril 2020
Aline Maire du Poset, Mikaela Börjesson, Céline Rameau, Claire Madeleine-Perdrillat, Adrien Lerbret, Camille Loupiac, Fabrice Cousin, Ali Assifaoui We show here how the structure of polygalacturonate (polyGalA) hydrogels cross-linked by Ca2+ cations via external gelation controls the loading and release rate of beta-lactoglobulin (BLG), a globular protein.
17 mars 2020
A. C. Ferreira, S. Paofai, A. Létoublon, J. Ollivier, S. Raymond, B. Hehlen, B. Rufflé, S. Cordier, C. Katan, J. Even & P.
13 février 2020
de Oliveira-Silva, Rodrigo; Bélime, Agathe; Le Coeur, Clémence; Chennevière, Alexis; Helary, Arnaud; Cousin, Fabrice; Judeinstein, Patrick; Sakellariou, Dimitrios; Zanotti, Jean-Marc In soft condensed matter, Small Angle Neutron Scattering (SANS) is a central tool to probe structures with characteristic sizes ranging from 1 to 100 nm.
14 janvier 2020
N. Martin, M. Deutsch, T. C. Hansen, M. T. Fernandez-Diaz, L. N. Fomicheva, A. V. Tsvyashchenko, and I.
21 décembre 2019
M. Ruminy, S. Guitteny, J. Robert, L.-P. Regnault, M. Boehm, P. Steffens, H. Mutka, J. Ollivier, U. Stuhr, J. S. White, B. Roessli, L. Bovo, C.
25 novembre 2019
A. S. Sukhanov, Praveen Vir, A. S. Cameron, H. C. Wu, N. Martin, S. Mühlbauer, A. Heinemann, H. D. Yang, C. Felser, and D. S.
23 octobre 2019
N. Martin, I. Mirebeau, C. Franz, G. Chaboussant, L. N. Fomicheva, and A. V.
22 septembre 2019
Daniela Russo, Maya Dimova Lambreva, Christiane Alba Simionesco, Pierre Sebban,and Giuseppina Rea Studies on the dynamical properties of photosynthetic membranes of land plants and purple bacteria have been previously performed by neutron spectroscopy, revealing a tight coupling between specific photochemical reactions and macromolecular dynamics.
27 août 2019
D. Russo, A. De Angelis, A. Paciaroni, B. Frick, N. de Sousa, F. R. Wurm, and J.
19 juillet 2019
The response of a position-sensitive Li-glass scintillator detector to alpha-particles from a collimated 241Am source scanned across the face of the detector has been measured.
20 juin 2019
A. Theodoratou, L.-T. Lee, J. Oberdisse and A. Aubert-Pouëssel, Langmuir 35(20) (2019) 6620.
30 mai 2019
"Dynamics properties of photosynthetic microorganisms probed by incoherent neutron scattering" Daniela Russo, Maya Dimova Lambreva, Christiane Alba Simionesco, Pierre Sebban, and Giuseppina Rea Biophysical Journal, 116 (9) (2019) 1759-1768 Studies on the dynamical properties of photosynthetic membranes of land plants and purple bacteria have been previously performed by neutron spectroscopy, revealing a tight coupling between specific photochemical reactions and macromolecular dynamics.
05 mars 2019
Annelies Sels, Giovanni Salassa, Fabrice Cousin, Lay-Theng Lee, Thomas Bürgi, Nanoscale 26 (2018) 12754.
04 mars 2019
Marguerite Léang, Didier Lairez, Fabrice Cousin, Frédérique Giorgiutti-Dauphiné, Ludovic Pauchard, Lay-Theng Lee During evaporative drying of a colloidal dispersion, the structural behavior at the air-dispersion interface is of particular relevance to the understanding of the consolidation mechanism and the final structural and mechanical properties of the porous media.
15 février 2019
Burkhard Annighöfer, Arnaud Hélary, Annie Brûlet, Alexandre Colas de la Noue, Camille Loupiac, and Sophie Combet We report on a high pressure (HP) cell designed for the determination of the structure of molecular solutions by small-angle neutron scattering (SANS).
25 janvier 2019
M. Deutsch, W. Peng, P. Foury-Leylekian, V. Balédent, S. Chattopadhyay, M. T. Fernandez-Diaz, T. C. Hansen, A. Forget, D. Colson, M.
03 janvier 2019
Sophie Combet, Fabrice Cousin, Human Rezaei, Sylvie Noinville Soluble oligomers of prion proteins (PrP), produced during amyloid aggregation, have emerged as the primary neurotoxic species, instead of the fibrillar end-products, in transmissible spongiform encephalopathies.
12 décembre 2018
Souha Ben Mahmoud, Wafa Essafi, Annie Brûlet and François Boué The chain conformation in sulfonated polystyrene PSSNa of a degree of sulfonation 0.
20 novembre 2018
Jyotsana Lal This article is dedicated to the memory of Loic Auvray The results on Winsor phases, droplet and bicontinous microemulsions phases with polymer-grafted lipids studied by Small Angle Neutron Scattering (SANS) are reported below, together with the contrast variation techniques used to characterize the average curvature in the system.
15 octobre 2018
Raphael Dos Santos Morais, Olivier Delalande, Javier Perez, Dominique Mias-Lucquin, Melanie Lagarrigue, Anne Martel, Anne-Elisabeth Molza, Angelique Cheron, Celine Raguenes-Nicol, Thomas Chenuel, Arnaud Bondon, Marie-Sousai Appavou, Elisabeth Le Rumeur, Sophie Combet, and Jean-Francois Hubert Scaffolding proteins play important roles in supporting the plasma membrane (sarcolemma) of muscle cells.
24 septembre 2018
Fengjiao Qian, Lars J. Bannenberg, Heribert Wilhelm, Grégory Chaboussant, Lisa M. Debeer-Schmitt, Marcus P. Schmidt, Aisha Aqeel, Thomas T. M.
29 août 2018
I. Mirebeau, N. Martin, M. Deutsch, L. J. Bannenberg, C. Pappas, G. Chaboussant, R. Cubitt, C. Decorse, and A. O.
09 août 2018
Maelenn Chevreuil, Didier Law-Hine, Jingzhi Chen, Stéphane Bressanelli, Sophie Combet, Doru Constantin, Jéril Degrouard, Johannes Möller, Mehdi Zeghal and Guillaume Tresset The survival of viruses partly relies on their ability to self-assemble inside host cells.
20 juin 2018
Unravelling a mechanism of action for a cecropin a‑melittin hybrid antimicrobial peptide: the induced formation of multilamellar lipid stacks T.
28 mai 2018
Béatrice Gillon, Albert Hammerschmied, Arsen Gukasov, Alain Cousson, Thomas Cauchy, Eliseo Ruiz, John A. Schlueter, Jamie L.
04 mai 2018
Anne-Sophie Robbes, Fabrice Cousin , Florian Meneau, and Jacques Jestin We probe by SANS the conformation of polymer chains of the matrix in various nanocomposites based on the same building blocks, namely spherical magnetic nanoparticles of maghemite (γ-Fe2O3) as fillers and polystyrene (PS) for the matrix.
17 avril 2018
Structural characterization of nanoparticles formed by fluorinated poly(2-oxazoline)-based polyphiles, Anna Riabtseva, Leonid I.
24 mars 2018
Cationic thermoresponsive poly(n-vinylcaprolactam) microgels synthesized by emulsion polymerization using a reactive cationic macro-raft agent L.
22 février 2018
Magnetic skyrmions are topologically stable, vortex-like objects surrounded by chiral boundaries that separate a region of reversed magnetization from the surrounding magnetized material.
21 décembre 2017
D. Bounoua, R. Saint-Martin, S. Petit, P. Berthet, F. Damay, Y. Sidis, F. Bourdarot, and L. Pinsard-Gaudart, Phys. Rev.
17 novembre 2017
A. K. Nayak, V. Kumar, T. Ma, P. Werner, E. Pippel, R. Sahoo, F. Damay, U. K. Rößler, C. Felser and S. S. P.
26 octobre 2017
Raphael Dos Santos Morais, Olivier Delalande, Javier Pérez, Liza Mouret, Arnaud Bondon, Anne Martel, Marie-Sousai Appavou, Elisabeth Le Rumeur, Jean-François Hubert, and Sophie Combet Obtaining structural information on integral or peripheral membrane proteins is currently arduous due to the difficulty of their solubilization, purification, and crystallization (for X-ray crystallography (XRC) application).
06 septembre 2017
Stehane Longeville et Laura-Roxana Stingaciu Translational diffusion of macromolecules in cell is generally assumed to be anomalous due high macromolecular crowding of the milieu.
24 août 2017
Crystal-electric-field excitations and spin dynamics in Ce3Co4Sn13 semimetallic chiral-lattice phase Kazuaki Iwasa, Yuka Otomo, Kazuya Suyama, Keisuke Tomiyasu, Seiko Ohira-Kawamura, Kenji Nakajima, and Jean-Michel Mignot Inelastic neutron scattering experiments have been conducted to investigate the spin dynamics and crystal-electric-field level scheme of the Ce 4f4f electrons in Ce3Co4Sn13Ce3Co4Sn13 .

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