C. Contrainte-Élongationnelle, 85 III. 6. 5. Nombre de Weissenberg critique, p.90

.. Etude-de-l-'instabilité-volumique-en-sortie-de-filière, 100 IV. 2. 1. Morphologie des extrudats obtenus, p.101

.. De-la-loi-de-comportement, Géométrie de maillages et conditions limites utilisées, V. 3. 2. Identification des paramètres, p.165

.. Comportement-singulier-du-ps-2-en-Écoulement-axisymétrique and .. Dans-la-zone-oscillante, 169 V. 4. 2. Courbes d'écoulement apparentes, pour différents rapports184 A. II. Courbes d'écoulement apparentes du PS 2 obtenues en rhéométrie capillaire, pour différents rapports de longueur, p.188

V. Quantification-du-défaut-hélicoïdal-du-pp:-mesure-de-pas, .. Diamètres-et-volumes-hélicoïdaux, and D. Un-même-diamètre, 190 A. V. 2. Mesure de pas et diamètres hélicoïdaux, A. V. A. V. Mesure de volumes hélicoïdaux, vol.1, issue.3, 0191.

A. Vii, P. Contrainte-Élongationnelle-critique,-calculée-en-rhéométrie-capillaire,-pour-le, and .. , 194 A. VIII Nombre de Weissenberg critique calculé en rhéométrie capillaire, 195 A. VIII. 2. Déclenchement du défaut hélicoïdal pour le PS 2

A. I. Fréquence-du-défaut-volumique-périodique-pour-le, P. En-filière-plate, and .. , 197 A. X. 1. Equation sans étirement en régime permanent, 197 A. X. 2. Equation avec étirement en régime permanent

A. X. Influence-de-la-température-sur-le-déclenchement-du-défaut-volumique-oscillant, P. Le, and .. , 201 A. XI. 1. Courbes d'écoulement apparentes obtenues avec L, p.202

A. Iv, Courbes d'écoulement en contrainte réelle, obtenue en rhéométrie capillaire A. IV. 1. Courbes d'

A. Viii, Nombre de Weissenberg critique calculé en rhéométrie capillaire A. VIII. 1. Déclenchement du défaut hélicoïdal pour le PP -a -b A. 8. 1. : Variation du nombre de Weissenberg critique pour différents diamètres et longueurs de filière, °C. La figure (b) est à une échelle zoomée par rapport à la figure (a)

A. Viii, Déclenchement du défaut hélicoïdal pour le PS 2 -a -b A. 8. 2. : Variation du nombre de Weissenberg critique pour différents diamètres et longueurs de filière, à 180 °C. La figure (b) est à une échelle zoomée par rapport à la figure (a)

A. Xi, Influence de la température sur le déclenchement du défaut volumique oscillant

A. Xi, 1. Courbes d'écoulement apparentes obtenues avec L
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