Energy absorption assessment of recovered shapes in 3D-printed star hourglass honeycombs: Experimental and numerical approaches

A Farrokhabadi, H Lu, X Yang, A Rauf, R Talemi… - Composite …, 2024 - Elsevier
This study provides an experimental and numerical evaluation of the energy absorption
performance of a 3D-printed star hourglass honeycomb structure with a novel design made …

A Comparative Study of Micromechanical Analysis Models for Determining the Effective Properties of Out-of-Autoclave Carbon Fiber–Epoxy Composites

YC Kim, HK Jang, G Joo, JH Kim - Polymers, 2024 - mdpi.com
This study aims to critically assess different micromechanical analysis models applied to
carbon-fiber-reinforced plastic (CFRP) composites, employing micromechanics-based …

[HTML][HTML] The role of constitutive properties on the longitudinal compressive strength of composites

S Pimenta, M Patni, D Bikos, R Trask - Composites Part A: Applied Science …, 2024 - Elsevier
The longitudinal compressive strength of fibre–reinforced composites is often a limiting
factor for structural design. This paper uses micromechanical finite–element analyses to …

Examining the quasi-static uniaxial compressive behaviour of commercial high-performance epoxy matrices

JF Gargiuli, G Quino, R Board, JC Griffith, MSP Shaffer… - Polymers, 2023 - mdpi.com
Four commercial high-performance aerospace aromatic epoxy matrices, CYCOM® 890,
CYCOM® 977-2, PR520, and PRISM EP2400, were cured to a standardised 2 h, 180° C …

A finite deformation formulation for amorphous glassy polymers under moderate and impact strain rates: Application to adhesive films

C Ling, EP Busso, Z Wang, J Wei, D Li - International Journal of Solids and …, 2024 - Elsevier
This work describes a novel finite strain hypo-elastic formulation for amorphous thermoset
polymers working in the glassy regime. The constitutive formulation is able to describe time …

[PDF][PDF] Linear Drucker-Prager Yield Criterion Calibration for Polypropylene under Multiaxial Load

A Kasprzak - 2024 - preprints.org
This study focuses on calibrating the linear Drucker-Prager yield criterion for polypropylene
under multiaxial loading conditions, using the Arcana machine to achieve a wide range of …

Assessing the effectiveness of the linear Drucker–Prager material model in predicting the mechanical behavior of acrylonitrile–butadiene–styrene (ABS) under …

MA Dundar - Polymer Engineering & Science - Wiley Online Library
This study aims to evaluate the effectiveness of the linear Drucker–Prager material model in
accurately predicting the impact behavior of amorphous polymers, with a specific focus on …

Impact damage analysis of composite structures using digital image correlation

G Quino - Non-destructive Testing of Impact Damage in Fiber …, 2024 - Elsevier
In practical engineering applications, composite structures are exposed to a range of
loading conditions, including both static and dynamic forces. Among these, impact loading …