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Pr. C. Gauthier - GFP

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2. Essais sur surfaces nues : enjeux<br />

Quelle condition pour rester ductile ?<br />

PMMA:<br />

Crazing<br />

perpendiculaire à la<br />

direction de glissement<br />

CR39:<br />

Fissuration sur le bord<br />

arrière du contact<br />

PC:<br />

Bandes de cisaillement<br />

entrainant des déports<br />

latéraux de la pointe

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