V. Chapitre, Analyse des résultats et modéIisation frgure VLa photo microscopique (x500) du titane étudié, montre l'absence du maclage à Ia vitesse de déformation 8xl0-' s''

, Les résultats de cette nouvelle modélisation ont montré que I'annihilation ne varie pas en fonction de la vitesse et sa valeur est de k,=2.1-e taux de multiplication M, [42] varie en fonction de la vitesse de déformation de la manière suivante (figure VI

M. , [1.,unn['oet;)l (rv.I4)

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