In-depth gaze at the astonishing mechanical behavior of bone: A review for designing bio-inspired hierarchical metamaterials

I Giorgio, M Spagnuolo, U Andreaus… - … and Mechanics of …, 2021 - journals.sagepub.com
In this review paper, some relevant models, algorithms, and approaches conceived to
describe the bone tissue mechanics and the remodeling process are showcased …

Energy approach to brittle fracture in strain-gradient modelling

L Placidi, E Barchiesi - Proceedings of the Royal Society …, 2018 - royalsocietypublishing.org
In this paper, we exploit some results in the theory of irreversible phenomena to address the
study of quasi-static brittle fracture propagation in a two-dimensional isotropic continuum …

Hemivariational continuum approach for granular solids with damage-induced anisotropy evolution

D Timofeev, E Barchiesi, A Misra… - … and Mechanics of …, 2021 - journals.sagepub.com
Mechanical behavior of materials with granular microstructures is confounded by unique
features of their grain-scale mechano-morphology, such as the tension–compression …

A review of recent developments in mathematical modeling of bone remodeling

A Della Corte, I Giorgio… - Proceedings of the …, 2020 - journals.sagepub.com
In this article, we summarize the developments in the mathematical modeling of the
mechanics of bone and related biological phenomena. We will devote special attention to …

Determination of metamaterial parameters by means of a homogenization approach based on asymptotic analysis

H Yang, BE Abali, D Timofeev, WH Müller - Continuum mechanics and …, 2020 - Springer
By using modern additive manufacturing techniques, a structure at the millimeter length
scale (macroscale) can be produced showing a lattice substructure of micrometer …

Experimental and numerical study on the interaction between holes and fissures in rock-like materials under uniaxial compression

T Wu, Y Gao, Y Zhou, J Li - Theoretical and Applied Fracture Mechanics, 2020 - Elsevier
Holes and fissures, regarded as typical defects, dominate a critical role in the mechanical
behavior of rock. To investigate the effect of different horizontal distances L or L′ between …

Micromechanics-based elasto-plastic–damage energy formulation for strain gradient solids with granular microstructure

L Placidi, E Barchiesi, A Misra, D Timofeev - Continuum Mechanics and …, 2021 - Springer
This paper is devoted to the development of a continuum theory for materials having
granular microstructure and accounting for some dissipative phenomena like damage and …

Are higher-gradient models also capable of predicting mechanical behavior in the case of wide-knit pantographic structures?

M Spagnuolo, ME Yildizdag… - … and Mechanics of …, 2021 - journals.sagepub.com
The central theme of this study is to investigate a remarkable capability of a second-gradient
continuum model developed for pantographic structures. The model is applied to a particular …

A variational formulation for one-dimensional linear thermoviscoelasticity

I Giorgio - Mathematics and Mechanics of Complex Systems, 2022 - msp.org
A variational model describing a one-dimensional mechanical system in which heat
conduction phenomena occur is consistently formulated. Lagrangian variational perspective …

Phase field model for fracture based on modified couple stress

PH Cong, DH Duc - Engineering Fracture Mechanics, 2022 - Elsevier
The crack propagation behavior of plane strain micro-plates is studied in this paper using
the modified couple stress theory and the phase-field theory. To the best of our knowledge …