Results 91 to 100 of about 20,499 (219)

A Simplified Laminar Flow Model for the Pultrusion of Glass Fiber/Polyethylene Terephthalate Commingled Yarns

open access: yesAdvanced Engineering Materials, EarlyView.
A simplified thermoplastic pultrusion model is developed to predict thermal fields in glass fiber/polyethylene terephthalate (GF/PET) composites with reduced computational cost. By combining effective material homogenization, validation against literature data, and Gaussian‐process‐based optimization, the study reveals how heating limits, pulling speed,
Elder Soares   +3 more
wiley   +1 more source

In situ microscopic observations of zinc electrodeposition process in various electrolytes [PDF]

open access: yesBIO Web of Conferences
Yoshida Kaname   +3 more
doaj   +1 more source

Bioinspired Bouligand structure for the synergistic enhancement of mechanical and thermal properties in 3D-printed Csf/ZrB2-SiC composites

open access: yesJournal of Advanced Ceramics
Short carbon fiber reinforced ultrahigh temperature ceramic matrix composites (Csf/UHTCMCs) are recognized as leading candidates for thermal structures owing to their precisely tailorable composition and enhanced tunability in structure and properties ...
Yang Hu   +7 more
doaj   +1 more source

Rafting of Ni‐Based Superalloys Under Multiaxial Load as Understood by Phase‐Field Simulations and Critical Experiments

open access: yesAdvanced Engineering Materials, EarlyView.
Phase‐field simulations coupled with dislocation‐density‐based crystal plasticity modeling reproduce γ′ rafting behavior in single‐crystal Ni‐based superalloys under varied loading conditions. The model captures both macroscopic creep and microscopic morphology evolution, with results matching high‐temperature creep experiments.
Micheal Younan   +5 more
wiley   +1 more source

Ultrasensitive multi-degree-of-freedom piezoionic sensor via synergistic hydrogel-ion interactions

open access: yesNature Communications
Accurate body motion capture is of great significance for biomechanical assessment and immersive virtual/augmented reality (VR/AR) systems. Piezoionic flex-sensors, which mimic the ionic transport sensing mechanism of cutaneous mechanoreceptors, promises
Yue Fang   +7 more
doaj   +1 more source

Glass-ceramics for ceramic/ceramic and ceramic/metal joining applications [PDF]

open access: yes
The use of sintered cordierite/enstatite glass-ceramics as interlayers for joining silicon\ud nitride to itself and to metals has been investigated. The role of the additives B203 and\ud P205, which control the dynamics of sintering and crystallisation, has been studied\ud using SEM, XRD and non-isothermal DTA-based measurements of activation energy ...
openaire  

Additive Manufacturing of Continuous Fibre Reinforced Composites: Process, Characterisation, Modelling, and Sustainability

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing provides precise control over the placement of continuous fibres within polymer matrices, enabling customised mechanical performance in composite components. This article explores processing strategies, mechanical testing, and modelling approaches for additive manufactured continuous fibre‐reinforced composites.
Cherian Thomas, Amir Hosein Sakhaei
wiley   +1 more source

Phase Field Failure Modeling: Brittle‐Ductile Dual‐Phase Microstructures under Compressive Loading

open access: yesAdvanced Engineering Materials, EarlyView.
The approach by Amor and the approach by Miehe and Zhang for asymmetric damage behavior in the phase field method for fracture are compared regarding their fitness for microcrack‐based failure modeling. The comparison is performed for the case of a dual‐phase microstructure with a brittle and a ductile constituent.
Jakob Huber, Jan Torgersen, Ewald Werner
wiley   +1 more source

Fatigue in ceramics

open access: yesInternational Journal of Fracture, 1980
The fatigue process in ceramic materials is reviewed. It is shown that there are few cases where fatigue effects have been unequivocally demonstrated. Mechanisms pertinent to the substantiated fatigue conditions are presented and discussed. The need for further definitive experimentation to deduce the realm of fatigue, and its dependence on ...
openaire   +2 more sources

Time‐Dependent Oxidation and Scale Evolution of a Wrought Co/Ni‐Based Superalloy

open access: yesAdvanced Engineering Materials, EarlyView.
This study shows how a new wrought Co/Ni‐based superalloy resists oxidation at 800 ∘$^\circ$C. The oxide scale changes from rough, fast‐growing spinel to a dense, protective chromia–alumina layer. Atom probe analysis reveals tiny refractory‐rich bubbles at the interface that mark the transition to long‐term, diffusion‐controlled protection ...
Cameron Crabb   +6 more
wiley   +1 more source

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