Results 121 to 130 of about 1,676,393 (393)

New Developments in the Field of Production and Application of Multi‐Material Wire Arc Additive Manufacturing Components: A Review

open access: yesAdvanced Engineering Materials, EarlyView.
The utilization of direct energy deposition (DED)‐arc additive manufacturing processes in industrial applications is increasing, and these processes have the potential for multi‐material applications. This work provides a overview of the state of research in DED‐arc made functional graded structures, to establish a link to potential industrial ...
Kai Treutler, Volker Wesling
wiley   +1 more source

Understanding the Fracture Behaviors of Metallic Glasses—An Overview

open access: yesApplied Sciences, 2019
Fracture properties are crucial for the applications of structural materials. The fracture behaviors of crystalline alloys have been systematically investigated and well understood.
Guan-Nan Yang, Yang Shao, Ke-Fu Yao
doaj   +1 more source

A proposed approach to the application of nonlinear irreversible thermodynamics to fracture in composite materials [PDF]

open access: yes
The fracture criteria upon which most fracture mechanics is based involves an energy balance that is not appropriate for the fracture mechanics of viscoelastic materials such as polymer matrix composites.
Lindenmeyer, P. H.
core   +1 more source

Influence of Heat Treatment on Microstructure and Mechanical Properties at Elevated Temperatures of Nonweldable Ni‐Based Alloy Printed by Fused Filament Fabrication

open access: yesAdvanced Engineering Materials, EarlyView.
The fused filament‐fabricated MAR‐M247 alloy without hot isostatic pressing shows the lowest porosity of 4%. Heat treatment at 1220 °C produces coarse precipitates and carbides. Specimens heat‐treated at 1220 °C exhibit higher tensile strength (683 MPa) and elongation (10%) at room temperature.
Haneen Daoud   +7 more
wiley   +1 more source

Acoustic emission from a growing crack [PDF]

open access: yes
An analytical method is being developed to determine the signature of an acoustic emission waveform from a growing crack and the results of this analysis are compared to experimentally obtained values.
Jacobs, Laurence J.
core   +1 more source

Investigation of Oxide Dispersion Strengthening Effect on the Strength of Diffusion‐Bonded AISI304 Parts

open access: yesAdvanced Engineering Materials, EarlyView.
Experiments for reinforcing the diffusion bonding plane by the oxide dispersion strengthening effect are presented. Small ceramic particles (0.5 and 50 μm, respectively) are incorporated. Furthermore, ceramic particles help to penetrate stable passivation layers, enabling atomic diffusion across bonding planes. Since a ceramic–metallic interface cannot
Thomas Gietzelt   +4 more
wiley   +1 more source

Experimental and numerical study on the effect of friction between crack faces on fracture parameters of hot mix asphalt concrete

open access: yesCase Studies in Construction Materials
This article investigates the effect of friction between crack faces in ASCB (asymmetric semi-circular bend) specimen on fracture parameters of hot mix asphalt concrete.
A. Jahanbani   +2 more
doaj  

Análisis de las causas y efectos de la avería de compresor de amoniaco en Frigorífico de la ciudad de Cienfuegos. // Analysis of causes and effects for failure in ammonia compressor.

open access: yesIngeniería Mecánica, 2002
En el artículo se analizan las causas de una avería producida en un compresor de amoniaco del Frigorífico de la ciudad deCienfuegos. En el trabajo se aplican los conceptos de la Fractura Mecánica Lineal Elástica y de la Fractura MecánicaSubcrítica para ...
R. Goytisolo Espinosa   +5 more
doaj  

Toughness of Confined Auxetic Foams

open access: yesAdvanced Engineering Materials, EarlyView.
Auxetic (negative Poisson's ratio) materials offer benefits such as impact mitigation, thermal insulation, vibration damping, and reduced shear strain, although their fracture mechanics are largely unexplored. This study investigates damage initiation and propagation in confined re‐entrant auxetic foams from polyurethane via experimental ...
Adrianos E. F. Athanasiadis   +3 more
wiley   +1 more source

Análisis de las causas y efectos de la avería de compresor de amoniaco en Frigorífico de la ciudad de Cienfuegos. Parte II. // Analysis of causes and effects of failure at ammonia compressor in Cienfuegos City Frigorific. Part II.

open access: yesIngeniería Mecánica, 2003
En el presente artículo se continua la investigación de la avería producida en un compresor de amoniaco de un frigoríficode la ciudad de Cienfuegos. En el trabajo se aplican los conceptos de la Fractura Mecánica Lineal Elástica y de la FracturaMecánica ...
R. Goytisolo Espinosa   +5 more
doaj  

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