Results 11 to 20 of about 2,684,787 (187)

A comparative analysis of several nonlocal fracture criteria [PDF]

open access: yes, 1998
Comparative analysis has been carried out for three nonlocal fracture criteria (NLFC) in application to plane problems: the average stress fracture criterion (ASFC), the minimum stress fracture criterion (MSFC) and the fictitious crack fracture criterion
Mikhailov, SE, Isupov, LP
core   +6 more sources

Fracture mechanisms and failure criteria of adhesive joints and toughened epoxy adhesives [PDF]

open access: yes, 2010
PhDAdhesive bonded applications are used widely in industry because of significant advantages such as uniform stress distribution, and the ability to join different materials.
Xu, Botao
core   +4 more sources

Fracture mechanics and its application in rock excavation [PDF]

open access: yes, 1993
The two chevron notched specimen geometries for rock Mode I fracture toughness measurement, CB and SR, recommended by the ISRM have several disadvantages, such as very low loads required to initiate failure, complicated loading fixtures, difficult to be ...
Xu, Chaoshui
core   +7 more sources

Evaluation of interfacial toughness function in mixed mode loading

open access: yesVietnam Journal of Mechanics, 2012
Interfacial strength is one of important factors to affect working stability of structures and devices. In order to avoid interfacial cracking, an improved method based on the conventional one is proposed to establish the interfacial toughness function (
Do Van Truong, Vuong Van Thanh
doaj   +1 more source

Ductile Fracture Prediction in Hole Hemming of Aluminum and Magnesium Sheets

open access: yesMetals, 2023
The present work proposes a suitable approach for predicting ductile fracture in a new joining process by plastic deformation called hole hemming. This process creates a combined form- and force-fit joint and enables the joining of lightweight materials ...
Mohammad Mehdi Kasaei   +4 more
doaj   +1 more source

Implications of Realistic Fracture Criteria on Crack Morphology

open access: yesFrontiers in Physics, 2019
We study the effects realistic fracture criteria have on crack morphology obtained in numerical simulations with a stochastic discrete element method. Results are obtained with two criteria which are consistent with the theory of elasticity and compared ...
Bjørn Skjetne, Alex Hansen
doaj   +1 more source

Experimental study on fracture properties of Waste fiber recycled concrete

open access: yesMATEC Web of Conferences, 2016
In order to study the influence of the replacement ratio of recycled aggregate and the volume of waste fiber on the fracture performance of concrete, the three-point bending test is carried out on the waste fiber recycled concrete precast beams ...
Zhou Jing Hai   +3 more
doaj   +1 more source

Fracture Behavior of Two Biopolymers Containing Notches: Effects of Notch Tip Plasticity

open access: yesApplied Sciences, 2020
This paper analyzes the notch effect on the fracture behavior of two biomaterials (a brittle bone cement and a ductile dental material) under mode I loading. U-notched Brazilian disk (UNBD) specimens of both materials were tested under remote compression,
Sahel Shahbaz   +3 more
doaj   +1 more source

Matta’s criteria may be useful for evaluating and predicting the reduction quality of simultaneous acetabular and ipsilateral pelvic ring fractures

open access: yesBMC Musculoskeletal Disorders, 2021
Background Although the incidence, types, and radiological outcomes of simultaneous ipsilateral pelvic ring and acetabular fractures have been reported, there have been no reports on factors that may affect the quality of acetabular fracture reduction ...
Yi-Hsun Yu   +5 more
doaj   +1 more source

Determination of the Values of Critical Ductile Fracture Criteria to Predict Fracture Initiation in Punching Processes

open access: yesJournal of Manufacturing and Materials Processing, 2017
Punching processes are widely used for producing automobile parts, mechanical components, and other parts. To produce highly accurate parts, it is important to estimate the ratio of the sheared surface to the cut surface.
Phyo Wai Myint   +4 more
doaj   +1 more source

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