Results 131 to 140 of about 24,583 (261)

A Numerical–Experimental Approach for Multi‐Matrix Fiber‐Reinforced Plastics Characterization Using Finite Element Model Updating

open access: yesAdvanced Engineering Materials, EarlyView.
A numerical–experimental framework is developed for characterizing multi‐matrix fiber‐reinforced polymers (MM‐FRPs) combining epoxy and polyurethane matrices. Harmonic bending tests are integrated with finite element model updating (FEMU) to simultaneously identify elastic and viscoelastic material parameters.
Rodrigo M. Dartora   +4 more
wiley   +1 more source

Brain MRI Radiomic First-Order Features for Presurgical Prediction of Meningioma Grading. [PDF]

open access: yesJ Neuroimaging
Pineda-Ibarra C   +13 more
europepmc   +1 more source

Thermodynamic Pathways of Nonequilibrium Solidification in Wire‐Arc Additive Manufacturing Fe‐Based Multicomponent Alloy Structures

open access: yesAdvanced Engineering Materials, EarlyView.
Geometry‐driven thermal behavior in wire‐arc additive manufacturing (WAAM) influences microstructural evolution during nonequilibrium solidification of a chemically complex Fe–Cr–Nb–W–Mo–C nanocomposite system. By comparing different deposits configurations, distinct entropy–cooling rate correlations, segregation, and carbide evolution are revealed ...
Blanca Palacios   +5 more
wiley   +1 more source

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

COEFFICIENT INVERSE PROBLEMS OF THERMOELASTICITYFOR FUNCTIONALLY GRADED MATERIALS

open access: yesProblems of Strength and Plasticity, 2014
A. O. Vatulyan, S. A. Nesterov
openaire   +2 more sources

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

Facial Wrinkling is Not Associated with Chronic Obstructive Pulmonary Disease Severity in Thai Patients: A Cross-Sectional Study

open access: yesInternational Journal of COPD
Poonkiat Suchonwanit,1 Tanat Eittidachachote,1 Bunlung Pongpitpitak,1 Kasama Tejapira,1 Narikun Ketprapakorn,1 Naparat Amornputtisathaporn,2 Phichaya Chamnanvej21Division of Dermatology, Department of Medicine, Faculty of Medicine, Ramathibodi Hospital ...
Suchonwanit P   +6 more
doaj  

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