Fractography and Fracture Mechanics
Fukunaga TERASAKI
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Quantized fracture mechanics [PDF]
A new energy-based theory, quantized fracture mechanics (QFM), is presented that modifies continuum-based fracture mechanics; stress- and strain-based QFM analogs are also proposed. The differentials in Griffith's criterion are substituted with finite differences; the implications are remarkable.
Pugno, Nicola, R. Ruoff
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Modelling and Simulation of Fracture Mechanics and Failure Analysis of Materials using FEA [PDF]
This paper presents a comprehensive study on the modelling and simulation of fracture mechanics and failure analysis of materials using Finite Element Analysis (FEA).
Singhal Piyush+5 more
doaj +1 more source
Multiscale simulation of injection-induced fracture slip and wing-crack propagation in poroelastic media [PDF]
In fractured poroelastic media under high differential stress, the shearing of fractures and faults and the corresponding propagation of wing cracks can be induced by fluid injection. Focusing on low-pressure stimulation with fluid pressures below the minimum principal stress but above the threshold required to overcome the fracture's frictional ...
arxiv +1 more source
Experimental and Theoretical Fatigue Crack Propagation in Vitro of the Bovine and Human cortical Bone in Linear Elastic and Elastic-Plastic Fracture Mechanics [PDF]
This study involved studying fatigue crack propagation in elastic-plastic and linear elastic fracture mechanics LEFM fracture mechanics EPFM for each bovine and cadaveric human cortical bone.
B.O. Bdaiwi, A.F. Abdul-kareem
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1. Linear fractures of the shaft of the long bones are divided into four basic types: 1) transverse; 2) oblique transverse; 3) spiral; and 4) oblique. 2. The mode of production of these fractures is deduced on the grounds of simple mechanical theory: 1) transverse fractures are a result of angulation; 2) oblique transyerse are the result of ...
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Dynamic Fracture Criteria Evaluation of Bridge Structural Steel
J-integral is the main effective and commonly used tool for elastic-plastic cracked material resistance assessment. Considering ductile behavior of bridges steel integral approach is suitable for fracture toughness evaluation.
Antanas Žiliukas, Marius Gintalas
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Determination of Residual Welding Stresses in Load Bearing Structures Made of Welded Hollow Sections
This paper presents methodology for determining residual stresses originated from welding process in load bearing bridge steel structures made of square profile tubes.
Antanas Žiliukas, Andrius Surantas
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Fracture Behavior of Two Biopolymers Containing Notches: Effects of Notch Tip Plasticity
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
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Fracture mechanics of system "aerated concrete masonry – plaster covering" [PDF]
Properties of plaster mortar must be appointed taking into account fracture mechanics of system "aerated concrete masonry – plaster covering", understanding the processes at his hardening and exploitation.
V.A. Paruta
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