Results 161 to 170 of about 16,973 (297)

Separation of Polyamide 66 From Blends With Wool Through Selective Dissolution: Implications of the Presence of Dyes

open access: yesJournal of Applied Polymer Science, EarlyView.
The study assesses dye impacts on PA66/wool recycling via selective PA66 dissolution in calcium chloride–ethanol–water and water reprecipitation. Acid dyes migrate into solvent, yielding color‐free, melt‐spinnable PA66 and reusable wool. Metal‐complex dyes remain, altering PA66 melt viscosity and requiring extraction or repurposing.
Lukas Vonbrül   +8 more
wiley   +1 more source

Full field simulation of dynamic and post-dynamic recrystallization in 304L steel

open access: yes, 2017
International audienceThis paper describes a level-set framework for the full field modeling of dynamic and post-dynamic recrystallization in a 3D polycrystalline material submitted to large deformation.
Bozzolo, Nathalie   +4 more
core  

4D Materials of Tough and Rapid Thermoresponsive Hydrogel by PET‐RAFT Polymerization

open access: yesJournal of Applied Polymer Science, EarlyView.
NIPAm‐containing bilayer hydrogels using a novel hydrogel formation method utilizing oxygen‐tolerant PET‐RAFT polymerization to investigate their temperature‐responsive behavior. The material properties strongly depend on NIPAm concentration and polymer density. Finally, we demonstrated a model gripper with optimized compositions.
Chanhyuk Jee   +6 more
wiley   +1 more source

MODELING DYNAMIC RECRYSTALLIZATION OF METALS USING CRYSTAL PLASTICITY

open access: yes, 2014
International audienceInconel alloys for aerospace motor applications are hot forged and their final properties are mainly control by the homogeneity of the grain size. In hot forging conditions, dynamic recrystallization occurs and the prediction of the
de Jaeger, Julien   +4 more
core  

Histology and fossil diagenesis of a pterosaur tooth from the Crato Formation (Lower Cretaceous of Brazil)

open access: yesThe Anatomical Record, EarlyView.
Abstract Pterosaur dental biology remains poorly understood despite its importance for comprehending feeding strategies and flight adaptations. Here, we present the first comprehensive histological analysis of an ornithocheiriform pterosaur tooth from the Lower Cretaceous Crato Formation (Santana Group, Northeast Brazil).
Tito Aureliano   +3 more
wiley   +1 more source

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