Results 31 to 40 of about 128,467 (196)

Determination of Polymers Thermal Degradation by Color Change Analysis

open access: yesIngeniería, 2016
Context: It has been observed that thermal degradation of thermoplastic polymers, when they are reprocessed by injection, extrusion and extrusion / injection, undergo color changes in the product, although it not has been established as this change ...
Andrés Felipe Rojas González   +1 more
doaj  

Fatigue Crack Initiation and Growth in Nanocrystalline Ni at Multiple Length‐Scales

open access: yesAdvanced Engineering Materials, EarlyView.
Overview of miniaturized in situ SEM fatigue setup and resultant fatigue crack growth data for nanocrystalline Ni. The presented study focuses on the analysis of fatigue crack growth rate (FCGR) in focused ion beam‐notched microcantilevers prepared from nanocrystalline (NC) Ni as a model material.
Igor Moravcik   +7 more
wiley   +1 more source

Microstructure, Thermal Transport, and Dry‐Sliding Tribology of Powder‐Metallurgy Al7075 Composites Reinforced With Sol–Gel‐Derived ZnO–rGO Hybrid Nanoparticles

open access: yesAdvanced Engineering Materials, EarlyView.
Sol–gel‐derived ZnO–rGO hybrid nanoparticles enable Al7075 powder‐metallurgy composites to achieve concurrent gains in hardness and thermal conductivity while markedly lowering friction and wear. The hybrid architecture couples ZnO‐based load support with rGO‐assisted lamellar sliding and heat spreading, revealing a promising route toward lightweight ...
Bunyamin Aksakal   +3 more
wiley   +1 more source

Aprovechamiento de termoplásticos -ABS- mediante extrusión en un modelo de economía circular para la fabricación de estibas y postes en Valledupar

open access: yesRevista Politécnica
El artículo analiza el aprovechamiento del plástico Acrilonitrilo Butadieno Estireno (ABS) mediante extrusión para fabricar estibas y postes en Valledupar.
Karina Paola Torres-Cervera   +4 more
doaj   +1 more source

Defect Evolution and Mechanical Performance of Fused Filament Fabrication‐Manufactured 17‐4PH Stainless Steel Revealed by X‐Ray Computed Tomography

open access: yesAdvanced Engineering Materials, EarlyView.
X‐ray computed tomography reveals how process‐induced defects evolve from green to sintered states in Fused Filament Fabrication (FFF)‐manufactured 17‐4PH stainless steel. Internal porosity, weakest cross‐sections, and fracture locations show strong correlation with tensile performance, demonstrating the potential of computed tomography (CT)‐based ...
György Ledniczky   +3 more
wiley   +1 more source

Propiedades reológicas y de adsorción de agua de harina extrudida de arroz y bagazo de cebada

open access: yesRevista Ceres, 2014
El bagazo de cebada procedente de la industria cervecera se utiliza comúnmente en la alimentación animal, pero por medio de un proceso adecuado puede servir como alternativa en las formulaciones de productos alimentares ricos en fibra y proteína.
Fernanda Ferreira Cardoso   +2 more
doaj   +3 more sources

Caracterización fisicoquímica y nutracéutica de galletas enriquecidas con amaranto germinado-extrudido

open access: yesTecnociencia Chihuahua
El amaranto posee buenas características nutricionales, nutracéuticas y además es libre de gluten, lo que lo hace interesante para ser incorporado en la industria alimentaria.
Evelia María Milán-Noris   +4 more
doaj   +1 more source

Extrusion‐Based Additive Manufacturing of Advanced Ceramics: Strengthening Mechanisms and Process Optimization Review

open access: yesAdvanced Engineering Materials, EarlyView.
This review comprehensively evaluates extrusion‐based additive manufacturing for advanced ceramics, detailing feedstock options and key process parameters. By critically addressing defect mechanisms like porosity and cracking, the work highlights optimization strategies through machine learning and advanced postprocessing.
Meisam Bakhtiari   +4 more
wiley   +1 more source

Extrusión de sorgo integral y decorticado

open access: yesAgronomía Mesoamericana, 2016
El presente trabajo tuvo como objetivos fundamentales la elaboración de productos instantáneos utilizando como materia prima sorgo blanco (ISIAP-Dorado) integral y decorticado, con tres diferentes contenidos de humedad (12, 15 y 18%).
B. F. Martínez, C. L. Pau
doaj   +1 more source

Superlubricity and Corrosion Inhibition Properties of Solvate Ionic Liquids in Hybrid Carbon Fiber Reinforced Plastic–Steel Interfaces

open access: yesAdvanced Engineering Materials, EarlyView.
Solvate ionic liquids lubrication reduced the coefficient of friction by ∼60% compared to dry sliding, reaching steady‐state values as low as 0.04–0.05. Corrosion weight‐loss measurements in 1 M HCl further demonstrated significant inhibition behavior, with only 100 ppm of [Li(G3)][TFSI] (∼68.5 μL/L) reducing corrosion‐product weight loss by 63 ...
Sameh Dabees   +6 more
wiley   +1 more source

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