A review of inverse problems for generalized elastic media: formulations, experiments, synthesis

R Fedele, L Placidi, F Fabbrocino - Continuum Mechanics and …, 2024 - Springer
Starting from the seminal works of Toupin, Mindlin and Germain, a wide class of generalized
elastic models have been proposed via the principle of virtual work, by postulating …

Exploring the role of manufacturing parameters on microstructure and mechanical properties in fused deposition modeling (FDM) using PETG

A Özen, BE Abali, C Völlmecke, J Gerstel… - Applied Composite …, 2021 - Springer
Additive manufacturing develops rapidly, especially, fused deposition modeling (FDM) is
one of the economical methods with moderate tolerances and high design flexibility. Ample …

Optimization of manufacturing parameters and tensile specimen geometry for fused deposition modeling (FDM) 3D-printed PETG

A Özen, D Auhl, C Völlmecke, J Kiendl, BE Abali - Materials, 2021 - mdpi.com
Additive manufacturing provides high design flexibility, but its use is restricted by limited
mechanical properties compared to conventional production methods. As technology is still …

[HTML][HTML] Verification of asymptotic homogenization method developed for periodic architected materials in strain gradient continuum

H Yang, BE Abali, WH Müller, S Barboura… - International Journal of …, 2022 - Elsevier
Strain gradient theory is an accurate model for capturing the size effect and localization
phenomena. However, the challenge in identification of corresponding constitutive …

[HTML][HTML] A 3D pantographic metamaterial behaving as a mechanical shield: Experimental and numerical evidence

A Ciallella, I Giorgio, E Barchiesi, G Alaimo… - Materials & Design, 2024 - Elsevier
Multilayer pantographic metamaterials, in short, pantographic blocks, have shown peculiar
mechanical behavior, especially when their constitutive hinges are revolving (ie, perfect) …

Size-effects of metamaterial beams subjected to pure bending: on boundary conditions and parameter identification in the relaxed micromorphic model

M Sarhil, L Scheunemann, J Schröder, P Neff - Computational Mechanics, 2023 - Springer
In this paper we model the size-effects of metamaterial beams under bending with the aid of
the relaxed micromorphic continuum. We analyze first the size-dependent bending stiffness …

Experimental verification of 2D Cosserat chirality with stretch-micro-rotation coupling in orthotropic metamaterials with granular motif

I Giorgio, F Hild, E Gerami, F Dell'Isola… - Mechanics Research …, 2022 - Elsevier
Chiral effects in 2D Cosserat continuum model may arise from coupling between stretching
deformations and the micro-rotation for hemitropic materials. An orthotropic 2D chiral …

Mechanical analysis of heterogeneous materials with higher-order parameters

B Vazic, BE Abali, H Yang, P Newell - Engineering with Computers, 2022 - Springer
Even though heterogeneous porous materials are widely used in a variety of engineering
and scientific fields, such as aerospace, energy-storage technology, and bio-engineering …

Modeling and numerical investigation of damage behavior in pantographic layers using a hemivariational formulation adapted for a Hencky-type discrete model

M Erden Yildizdag, L Placidi, E Turco - Continuum Mechanics and …, 2023 - Springer
In this study, a hemivariational formulation is presented for a Hencky-type discrete model to
predict damage behavior in pantographic layers. In the discrete model, elastic behavior of …

A novel phase‐field approach to brittle damage mechanics of gradient metamaterials combining action formalism and history variable

BE Abali, A Klunker, E Barchiesi… - ZAMM‐Journal of …, 2021 - Wiley Online Library
Metamaterials response is generally modeled by generalized continuum based theories.
Their inherent substructure leads to a necessity for higher‐order theories, and especially in …