Results 91 to 100 of about 3,932,887 (344)

Strain Rate-Dependent Constitutive and Low Stress Triaxiality Fracture Behavior Investigation of 6005 Al Alloy

open access: yesAdvances in Materials Science and Engineering, 2018
In order to study the dynamic and fracture behavior of 6005 aluminum alloy at different strain rates and stress states, various tests (tensile tests at different strain rates and tensile shearing tests at five stress states) are conducted by Mechanical ...
Yong Peng   +5 more
doaj   +1 more source

The feasibility of ranking material fracture toughness by ultrasonic attenuation measurements [PDF]

open access: yes
A preliminary study was conducted to assess the feasibility of ultrasonically ranking material fracture toughness. Specimens of two grades of maraging steel for which fracture toughness values were measured were subjected to ultrasonic probing. The slope
Vary, A.
core   +1 more source

Fracture Toughness and Maximum Stress in a Disordered Lattice System

open access: yes, 2008
Fracture in a disordered lattice system is studied. In our system, particles are initially arranged on the triangular lattice and each nearest-neighbor pair is connected with a randomly chosen soft or hard Hookean spring.
Chiyori Urabe   +2 more
core   +1 more source

On the energy decomposition in variational phase-field models for brittle fracture under multi-axial stress states

open access: yesInternational Journal of Fracture
Phase-field models of brittle fracture are typically endowed with a decomposition of the elastic strain energy density in order to realistically describe fracture under multi-axial stress states.
F. Vicentini   +4 more
semanticscholar   +1 more source

Al–Cu Composite Casting of Laser‐Deoxidized Copper: Bonding, Interfacial Chemistry, and Thermal Conductivity

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser‐based oxide removal of Cu inserts in oxygen‐free conditions and examines long‐term oxidation kinetics and surface chemistry under different atmospheres via X‐ray photoelectron spectroscopy. Al–Cu compound casting with differently oxidized surfaces is performed, and intermetallic phase formation, morphology, and thermal ...
Timon Steinhoff   +9 more
wiley   +1 more source

Effect of size on cracking of materials [PDF]

open access: yes, 1971
Brittle behavior of large mild steel elements, glass plasticity, and fatigue specimen size sensitivity are manifestations of strain-energy size effect. Specimens physical size effect on material cracking initiation occurs according to flaw distribution ...
Glucklick, J.
core   +1 more source

Influence of geometry, elasticity properties and boundary conditions on the Mode I purity in sandwich composites [PDF]

open access: yes, 2020
The present work addresses the problem of skin/core debonding in sandwich materials. The main goal is to carry out parametric analyses for studying the influence of various materials, geometrical parameters and boundary conditions of sandwich fracture ...
Burlayenko, V. N.   +2 more
core  

Strain rate dependency of fractures of immature bone

open access: yesJournal of the Mechanical Behavior of Biomedical Materials, 2017
Radiological features alone do not allow the discrimination between accidental paediatric long bone fractures or those sustained by child abuse. Therefore, there is a clinical need to elucidate the mechanisms behind each fracture to provide a forensic biomechanical tool for the vulnerable child.
Cheong, VS   +3 more
openaire   +5 more sources

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