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Laboratoire de Réactivité et de Chimie des Solides LRCS, Université de Picardie Jules Verne, Amiens, France.

LRCS has a long standing experience in the field of energy conversion and storage (close to 80 publications and 4-5 patents a year). The research activities of our team are focused on the chemistry and physical-chemistry of solids. The general orientation consists in developing new synthesis strategies to optimise the properties of the materials that we prepare towards applications. Indeed, the new synthesis makes the most of the reactivity of pulverulent materials under special reaction conditions (" chimie douce " methods, mechanical grinding) and are then used for the wished application (battery, catalysis, hydrogen storage, electrochromism...). The LRCS is internationally recognised for its greatest achievements in improving battery materials and technology. For the past two years, his director, Jean-Marie Tarascon, who is a worldwide famous expert in the field of energy and especially in lithium batteries, and the LRCS staff have been managing the EU FP6 Network on excellence on lithium batteries (ALISTORE) with the participation of 16 european teams, covering each specificity of battery and an overall funding of 5 Million Euro. The LRCS has more than 10 years of experience in hydrogen storage in form of nanocrystalline light element metal hydrides for mobile applications. More recently interesting developments were achieved in thin films for applications in switchable mirrors. For instance, based on our expertise on bulk materials, we have demonstrated easier and faster hydrogenation for Mg-C thin films as compared to pure Mg ones. Key understanding was deduced from High Resolution Transmission Microscopy experiments for which the LRCS is internationally recognized thanks to its strong expertise. The LRCS is also strongly involved in advanced level training courses and is at the head of a European Master, therefore welcoming and training foreigner visitors.

Dr. Aline Rougier has a strong expertise in materials synthesis and characterization. She joined the LRCS in 1998 and since then coordinates the thin film activity with applications in the field of hydrogen storage and electrochromics. Over the past 8 years, several improvements (multi target holder enabling multilayer deposition, addition of a globe box enabling the growth and in-situ characterization of reactive materials such as Mg, low temperature substrate allowing depositions down to -50°C) has led to the deposition of a very wide range of materials (oxides, nitrides, fluorides, hydrides..). Thin films are characterized by a very wide range of technics, including X-ray diffraction, Scanning and High Resolution Transmission Microscopy, Raman and XAS (in collaboration) Spectroscopies, Optical properties, Electrochemical properties. Strong emphasis is put on devices development and applications. In parallel, her activity focuses on the improvement of the hydrogen sorption performance of nanocrystalline alloys and catalysis. She won the Bronze Medal of the CNRS in 2001.

V.V. Bhat, A. Rougier, L. Aymard, X. Darok, G.A. Nazri, and J.-M. Tarascon, Catalytic activity of oxides and halides on hydrogen storage of MgH2, Journal of Power Sources, 159(1), 107-110 (2006).

X. Darok, A. Rougier, V. V. Bhat, L. Aymard, L. Dupont, L. Laffont, and J.-M. Tarascon, Benefits of carbon addition on the hydrogen sorption properties of Mg-based thin films grown by Pulsed Laser Deposition., Thin Solid Films, 515, 1299-1306 (2006).

R. Janot, A. Rougier, L. Aymard, C. Lenain, R. Herrera-Urbina, G.A. Nazri, and J.-M. Tarascon. Enhancement of hydrogen storage in MgNi alloys by Pd-coating. J. of Alloys and Compounds, 356-357, 438-441 (2003).

R. Janot, L. Aymard, A. Rougier, G.A. Nazri, and J.-M. Tarascon. Enhanced hydrogen sorption capacities and kinetics of Mg2Ni alloys by ball milling with carbon and Pd coating. J. of Mater. Res., 18(8), 1749-1752 (2003).
Contact:

Dr. Aline Rougier
Université de Picardie Jules Verne
Laboratoire de Réactivité at Chimie des Solides
33 Rue Saint Leu
F-80039 Amiens
France


http://www.u-picardie.fr/labo/lrcs/

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