Results 51 to 60 of about 65,488 (313)

Understanding the Stochastic Nature of Process Parameter Development of Blown Powder Laser Beam Directed Energy Deposition Additive Manufacturing of Pure Molybdenum

open access: yesAdvanced Engineering Materials, EarlyView.
Identified through the use of statistical design of experiments and metallographic investigation, this study exposes the stochastic origins of intergranular cracks in blown powder laser beam directed energy deposition additive manufacturing of pure molybdenum. It further demonstrates a successful crack mitigation approach with direct correlation to the
Nathaniel J. Lies   +2 more
wiley   +1 more source

Dynamic delamination of aeronautic structural composites by using cohesive finite elements [PDF]

open access: yes, 2009
Cohesive finite elements are used to model impact induced delamination prediction of T800/21M unidirectional laminated composite. DCB, ELS and MMB tests are used to identify cohesive element parameters.
Salaün, Michel   +3 more
core  

Terahertz-Based Insulation Delamination Defect Inspection of Vehicle Cable Terminals

open access: yes, 2023
Cable terminals of the high-speed Electric Multiple Units (EMUs) are prone to undertake insulation delamination defects due to their special operating conditions.
Dong, Haiying   +6 more
core   +1 more source

Predicting Fatigue-Driven Delamination in Curved Composite Laminates Under Non-Constant Mixed-Mode Conditions Using a VCCT-Based Approach

open access: yesEngineering Proceedings
Carbon-fibre reinforced polymer (CFRP) laminates are susceptible to both static and fatigue-driven delamination. Predicting this type of failure in curved composite structures, often referred to as delamination by unfolding, remains a critical challenge.
Carlos Mallor   +5 more
doaj   +1 more source

Hydrogen‐Assisted Fracture of Iron‐Based Fe–Ni–Al Alloys

open access: yesAdvanced Engineering Materials, EarlyView.
Principal relations and fracture mechanisms of single‐phase and precipitate‐strengthened Fe–Ni–Al alloys subjected to prior electrochemical hydrogen charging are identified. The mechanisms of hydrogen effect on strength and microhardness are discussed, including hydrogen‐induced increase in microhardness and the role of hydrogen in fracture behavior ...
Nataliya Yadzhak   +3 more
wiley   +1 more source

Failure analysis of CFRP laminates subjected to Compression After Impact: FE simulation using discrete interface elements [PDF]

open access: yes, 2013
This paper presents a model for the numerical simulation of impact damage, permanent indentation and compression after impact (CAI) in CFRP laminates.
Bouvet, Christophe   +2 more
core   +1 more source

Characteristics of the patients with delaminated rotator cuff tear

open access: yesSICOT-J, 2018
Purpose: The purpose of this study was to analyze factors relating to delamination in full-thickness rotator cuff tears. Methods: 126 patients with full-thickness rotator cuff tears treated by arthroscopic rotator cuff repair were the subjects of this ...
Iwashita Satoshi   +4 more
doaj   +1 more source

Microstructure and microtexture assessment of delamination phenomena in charpy impact tested specimens [PDF]

open access: yesMaterials Research, 2014
In this article the delamination phenomena, which occurs in the X70 steel during fracture process from the Charpy impact tests, was investigated. Microstructure, microtexture and Taylor factor map analyses were performed by scanning electron microscopy ...
Hudison Loch Haskel   +3 more
doaj   +2 more sources

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

Exploring mechanical property balance in tufted carbon fabric/epoxy composites. [PDF]

open access: yes, 2007
The paper details the manufacturing processes involved in the preparation of through-the-thickness reinforced composites via the ‘dry preform–tufting–liquid resin injection’ route.
Rezai, Amir   +3 more
core   +1 more source

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