Mechanism and modeling of fatigue crack initiation and propagation in the directionally solidified CM186 LC blade of a gas turbine engine

B Salehnasab, E Poursaeidi - Engineering Fracture Mechanics, 2020 - Elsevier
First-stage blades of gas turbines are elements positioned after the combustion chamber
and are responsible for extracting energy from high temperature and high pressure gas. One …

Cascading crack bifurcations in soda-lime glass: Quantification of fracture mechanics-based precursors using Digital Gradient Sensing

S Dondeti, HV Tippur - International Journal of Solids and Structures, 2022 - Elsevier
Dynamic crack growth in high-stiffness and ultralow-toughness amorphous materials such
as soda-lime glass (SLG) often involves seemingly unprovoked crack branching events …

A multi-mechanism constitutive model for the dynamic failure of quasi-brittle materials. Part II: Integrative model

Q Zeng, AL Tonge, KT Ramesh - Journal of the Mechanics and Physics of …, 2019 - Elsevier
In Part I, we established a model for amorphization during the failure of quasi-brittle
materials. In this Part II, we present a multi-mechanism physics-based constitutive model …

A mixed-mode E-FEM approach for the study of local fracture processes in heterogeneous quasi-brittle materials

A Ortega, E Roubin, Y Malecot, L Daudeville - Materials and structures, 2022 - Springer
This paper studies the use of the Embedded Finite Element Method (E-FEM) for the
numerical modelling of triaxial fracture processes in non-homogeneous quasi-brittle …

Study on central tearing properties of Kapton membrane

Y Liu, Z Wang, L Fan, Y Chen - 2023 - researchsquare.com
In order to master the tearing properties of Kapton membrane, the main material of the
inflatable antenna reflector, research on the tearing property of Kapton membrane has been …

Quasi-Static and Dynamic Crack Initiation and Growth in Soda-lime Glass: Full-field Optical Investigations

S Dondeti - 2022 - search.proquest.com
Soda-lime glass (SLG) is a widely used structural material with numerous advantages in
terms of thermal, physical, and mechanical properties besides sustainability and …