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online gas composition and selectivity in the hydrate - She/he will measure the fraction of carbon or hydrogen captured using Raman spectroscopy. The Raman device adapted to the optical reactor will be
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of chemical compositions and the complexity of crystallographic structures. In parallel, representative samples of the various phases studied will be synthesized by elemental cofusion and characterized (SEM
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placed on identifying the conditions favourable to the generation of compositional heterogeneities resulting from the complete solidification of terrestrial magmatic oceans. This project will be based
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the quantitative determination of metallurgical evolutions resolved in time but also in space of chemical compositions (concept of combinatorial metallurgy) of complex alloys along thermal and thermomechanical paths