crack-like notches

An improved semi-analytical solution for stress at round-tip notches

Submitted by Dr. Hanaor - D… on Thu, 07/16/2020 - 14:25

Highlights

•: A semi-analytical model is developed for the notch tip maximum stress.
•: Application of the formula to U and blunt V-notches is demonstrated.
•: The results can be used to assess the brittle failure of notched components.

Fracture mechanics of porous materials

Submitted by Dr. Hanaor - D… on Thu, 10/10/2019 - 09:51

research

Computational Fracture Mechanics

Fracture mechanics of porous materials

https://doi.org/10.1016/j.engfracmech.2015.10.004

The effects of pore geometry on fracture mechanics is studied by considering notches of various types with a uniform crack growth. This work, published in Engineering Fracture mechanics, sheds light on the role of stress concentrators in the toughness of porous materials.