Results 81 to 90 of about 94,140 (312)

Is callus formation optimised for fracture stability? A computational study

open access: yes, 2006
Aims\ud \ud Fractures that are not rigidly fixed heal via the formation of a fibro-cartilaginous callus, which is progressively converted to bone. We examine the hypothesis that callus morphology is optimal to achieve a defined limiting stiffness of the
Wullschleger, Martin E.   +6 more
core  

Investigating Fracture Morphology in Gunshot Trauma

open access: yes, 2023
As gunshot trauma becomes more prevalent in forensic anthropology casework, updated methods for the analysis and interpretation of gunshot trauma are needed.
Edwards, Delaney
core  

Creep Properties and Deformation Mechanism of Additively Manufactured NiAl‐CrMo Composites

open access: yesAdvanced Engineering Materials, EarlyView.
Additively manufactured NiAl‐CrMo composites contain numerous interfaces and cell boundaries that control their creep response. At 700°C under high applied stress, creep is dominated by dislocation‐controlled power‐law mechanisms. At 800°C–900°C and lower stresses, creep is primarily diffusion‐controlled along cell boundaries.
Jan Vollhüter   +9 more
wiley   +1 more source

The relationship between observed stress corrosion cracking fracture morphology and microstructure in Alloy 600 [PDF]

open access: yes, 1997
Microstructure is known to influence the stress corrosion cracking (SCC) behavior of Alloy 600 in both hydrogenated water and steam environments. This study evaluated the relative SCC response of a single heat of Alloy 600 as a function of microstructure
Foster, J. P.   +2 more
core   +1 more source

Enhanced Strength and Corrosion Resistance of Ti‐13Nb‐12Ta‐10Zr‐4Sn Alloy by Aging Treatment

open access: yesAdvanced Engineering Materials, EarlyView.
This work systematically investigates the effect of aging treatment on mechanical properties and corrosion behavior of vacuum arc‐melted Ti‐13Nb‐12Ta‐10Zr‐4Sn alloy. Owing to the increased α″ martensite, strength and corrosion resistance were significantly enhanced by aging treatment.
Yuhua Li   +5 more
wiley   +1 more source

Fracture mechanics testing of modified epoxy resins with mini-compact tension (CT) specimens

open access: yes, 2022
S.519-532This book gives an overview of recent advances in the fracture mechanics of polymers (experimental and alternative methods), morphology property correlations (homopolymers, copolymers, blends), hybrid methods for polymer testing and polymer ...
Walter, H.   +4 more
core  

Effect of Turning and Surface Polishing Treatments on Surface Integrity and Fatigue Performance of Nickel-Based Alloy GH4169

open access: yesMetals, 2018
In this paper, the effects of turning and surface polishing treatments on surface integrity and fatigue properties of superalloy GH4169 were investigated.
Daoxia Wu, Dinghua Zhang, Changfeng Yao
doaj   +1 more source

Direct Metal Deposition of Graphene–Ti28Nb35.4Zr Matrix Composites With Enhanced Mechanical, Corrosion, and Biocompatibility Properties for Bone Implants

open access: yesAdvanced Engineering Materials, EarlyView.
Graphene nanoplatelet (0.1 wt.%) reinforcement significantly enhances the performance of β Ti‐28Nb‐35.4Zr alloy. Grain refinement, reduced water contact angle, and improved surface characteristics promote osteoblast adhesion and complete surface coverage after 7 days.
Khurram Munir   +5 more
wiley   +1 more source

Effect of loading rate on fracture toughness and failure micromechanisms in marble

open access: yes
Fracture experiments in a notched semi-circular bend configuration were conducted to characterize rate effects and failure micromechanisms of a marble using a servo-hydraulic machine and a modified split Hopkinson pressure bar.
Zhao, Jian, Zhang, Qianbing
core   +1 more source

THE EFFECT OF MICROSTRUCTURE ON FRACTURE TOUGHNESS OF POLYCRYSTALLINE ALUMINA

open access: yes, 1996
A study of the dependence of the fracture toughness on the microstructural morphology of polycrystalline materials is presented. The microstructure of several aluminas was characterized by thermal etching and image analysis.
NICOLETTO, Gianni, A. Tucci, L. Esposito
core   +1 more source

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