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Une nanoparticule est définie comme étant une particule dont au moins une direction de l’espace a une dimension inférieure à 100nm. La particularité d’une nanoparticule réside dans le fait que la majorité des atomes qui la constituent se trouve en surface. Cela confère à la nanoparticule une surface d’échanges (surface spécifique) très importante résultant dans des propriétés physiques et chimiques...
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