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Weibull stress solutions and applications under mixed mode I-II loading for 2-D cracks in elastic and elastic-plastic materials

期刊: THEORETICAL AND APPLIED FRACTURE MECHANICS, 2021; 113 ()

Since the fracture toughness of materials in the ductile and brittle transition region presents obvious scatter, Weibull stress based on the local app......

A linear poroelastic analysis of equilibrium asymptotic fields around stationary sharp V-notches in polymer gels

期刊: THEORETICAL AND APPLIED FRACTURE MECHANICS, 2021; 112 ()

In this paper, an asymptotic solution is obtained for mode I stress and solvent concentration fields around stationary planar sharp V-notches in polym......

Mechanical behaviour of a jointed rock mass with a circular hole under compression-shear loading: Experimental and numerical studies

期刊: THEORETICAL AND APPLIED FRACTURE MECHANICS, 2021; 114 ()

The tunnels excavated in a mountain body interact with the jointed rock mass under compression-shear and present a complex stress state. The joints of......

Crack nucleation in brittle and quasi-brittle materials: A peridynamic analysis

期刊: THEORETICAL AND APPLIED FRACTURE MECHANICS, 2021; 112 ()

Peridynamic (PD) models of bodies without pre-cracks, based on a single fracture parameter (associated with the critical fracture energy), produce dif......

Anti-plane fracture analysis of 1D hexagonal piezoelectric quasicrystals with the effects of damage due to materials degradation

期刊: THEORETICAL AND APPLIED FRACTURE MECHANICS, 2021; 113 ()

Most fracture mechanics analysis is based on the assumptions of prefabricated crack and ideal undamaged body. In practical, a cracked structure contai......

An axisymmetric ordinary state-based peridynamic model for thermal cracking of linear elastic solids

期刊: THEORETICAL AND APPLIED FRACTURE MECHANICS, 2021; 112 ()

This paper proposes an axisymmetric ordinary state-based peridynamic model considering the thermal expansion effect for temperature-induced cracking o......

Peridynamics modeling and simulation of meso-scale fracture in recycled coarse aggregate (RCA) concretes

期刊: THEORETICAL AND APPLIED FRACTURE MECHANICS, 2021; 114 ()

In this paper, we present two non-local mechanics models of recycled coarse aggregate (RCA) concrete based on peridynamics modeling and simulation, i.......

Micromechanisms of coal fracture: Insights from quantitative AE technique

期刊: THEORETICAL AND APPLIED FRACTURE MECHANICS, 2021; 114 ()

Three-dimensional location and characterization of microcracks in controlled fracture tests of hard coal beams were experimentally conducted through t......

An improved mesoscale damage model for quasi-brittle fracture analysis of concrete with ordinary state-based peridynamics

期刊: THEORETICAL AND APPLIED FRACTURE MECHANICS, 2021; 112 ()

Ordinary state-based peridynamics (OSPD) is a promising computational method to analyze damage and fracture process because its equation of motion is ......

Determination of T-stress for thermal cracks in homogeneous and functionally graded materials with the numerical manifold method

期刊: THEORETICAL AND APPLIED FRACTURE MECHANICS, 2021; 113 ()

T-stress plays an important role in the fracture of various materials, and is frequently adopted as a second fracture parameter in addition to the str......

Experiment and numerical simulation on cracking behavior of marble containing double elliptic holes under uniaxial compression

期刊: THEORETICAL AND APPLIED FRACTURE MECHANICS, 2021; 112 ()

When a rock mass has undergone a long period of geological structural change, various defects such as pores and cracks. Here, the effects of defects o......

Comparative study on fracture characteristics of coal and rock samples based on acoustic emission technology

期刊: THEORETICAL AND APPLIED FRACTURE MECHANICS, 2021; 111 ()

Monitoring on the damage evolution process of the coal and rock mass in coal resource mining play a vital role in safe production and avoiding economi......

A new method for measuring the dynamic fracture toughness under blast loads using arc-edge rectangle with edge notches

期刊: THEORETICAL AND APPLIED FRACTURE MECHANICS, 2021; 112 ()

Drilling and blasting method is a common method of rock fragmentation in engineering. Meanwhile, the dynamic behaviours of rocks under blasting loads ......

A bond-based correspondence model and its application in dynamic plastic fracture analysis for quasi-brittle materials

期刊: THEORETICAL AND APPLIED FRACTURE MECHANICS, 2021; 113 ()

This work presents a generalized bond-based peridynamic model named bond-based correspondence model to simulate the fracture. This model combines the ......

A novel physical continuum damage model for the finite element simulation of crack growth mechanism in quasi-brittle geomaterials

期刊: THEORETICAL AND APPLIED FRACTURE MECHANICS, 2021; 114 ()

This paper addresses a physical damage model and continuum damage-based fracture simulation procedure for simulating crack initiation, growth and crac......

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