[HTML][HTML] Aortic tissue stiffness and tensile strength are correlated with density changes following proteolytic treatment

PH Gueldner, CJ Darvish, IKM Chickanosky… - Journal of …, 2024 - Elsevier
Introduction: Dissection or rupture of the aorta is accompanied by high mortality rates, and
there is a pressing need for better prediction of these events for improved patient …

Density-driven damage mechanics (D3-M) model for concrete I: mechanical damage

PT Murru, C Torrence, Z Grasley… - … Journal of Pavement …, 2022 - Taylor & Francis
Damage in concrete has been modelled using various approaches such as fracture
mechanics, continuum damage mechanics and failure envelope theories. This study …

Regularized density-driven damage mechanics model for failure analysis of cementitious composites

Y Zhu, A Fascetti, S Giesler, P Murru… - Journal of Engineering …, 2024 - ascelibrary.org
This paper presents the mathematical derivation and numerical implementation of a novel
regularized density-driven damage mechanics (D3M) model for simulating failure in …

Developing improved mathematical models of aortic mechanics

KR Rajagopal, M Myneni, A Trevino… - The Journal of Thoracic …, 2024 - jtcvs.org
FRAMING THE PROBLEM: PREDICTING RISK OR OCCURRENCE OF ACUTE AORTIC
SYNDROMES AND CONSEQUENT INTERVENTION Despite modern diagnostic …

A damage initiation criterion for a class of viscoelastic solids

P Alagappan, KR Rajagopal… - Proceedings of the …, 2018 - royalsocietypublishing.org
We extend the methodology introduced for the initiation of damage within the context of a
class of elastic solids to a class of viscoelastic solids (Alagappan et al. 2016 Proc. R. Soc …

Prediction of the onset of failure in elastomeric solids with weld lines being represented as localized regions of lower density

C Karunakaran, P Alagappan… - Journal of …, 2022 - asmedigitalcollection.asme.org
We study the initiation of damage in a polymeric body in which there is a line defect due to
the formation of a “weld line” that occurs when two polymer streams join together and then …

Fatigue in a class of viscoelastic solids

P Alagappan, KR Rajagopal - Forces in Mechanics, 2023 - Elsevier
We study fatigue (weakness induced by cyclic loading) in a viscoelastic body described by a
generalization of the Kelvin-Voigt constitutive relation, employing a novel damage initiation …

Study of Damage in Concrete Based on Microscopic Changes in Density

PT Murru - 2019 - search.proquest.com
Damage in concrete has been modeled using various approaches such as fracture
mechanics, continuum damage mechanics and failure envelope theories. The current …