Results 131 to 140 of about 210,285 (292)

High‐Temperature Nanoindentation of Metals: Assessing Thermal Drift, Frame Compliance, and Chemical Composition Effects on the Reported Mechanical Properties

open access: yesAdvanced Engineering Materials, EarlyView.
Do not let thermal drift and instrument artifacts deceive high‐temperature nanoindentation results. We compare classical Oliver–Pharr and automatic image recognition analyses across steels and a Ni alloy to quantify these effects. Accounting for artifacts reveals systematic softening with temperature, while Cr and Ni additions boost resistance ...
Velislava Yonkova   +2 more
wiley   +1 more source

Prediction of L-type Mitered Joint Behavior with Linear Elastic Fracture Mechanics: Experimental and Numerical Modeling

open access: yesBioResources
Numerical modeling was used for mitered joints prepared with wood-based composite members (poly(furfuryl alcohol)) using Linear Elastic Fracture Mechanics (LEFM). The aim was to understand the joint performance under outdoor conditions.
Hamideh Abdolzadeh
doaj  

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

Three-dimensional effects on cracked discs and plates under nominal Mode III loading

open access: yesFracture and Structural Integrity, 2015
The existence of three-dimensional effects at cracks has been known for many years, but understanding has been limited, and for some situations still is.
A. Campagnolo, F. Berto, L. P. Pook
doaj  

Elasto-Plastic Fracture Mechanics Analysis of the Effect of Shot Peening on 300M Steel. [PDF]

open access: yesMaterials (Basel), 2021
Hou S   +7 more
europepmc   +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 characterises fibre entanglement

open access: yesCommunications Materials
Entanglement in fibrous materials strongly affects their mechanical performance, yet quantitative experimental characterisation of entanglement has proved elusive. The widely used hook-drop test is known to be inadequate to evaluate entanglement.
Barty Wardell   +4 more
doaj   +1 more source

Bioinspired Shape‐Memory Hook Fasteners With Programmable Interlocking and Silent Release

open access: yesAdvanced Engineering Materials, EarlyView.
Bioinspired hook fasteners made from epoxy shape‐memory polymers are shown to switch between strong, secure attachment and gentle, silent release when heated. By combining programmable geometry and material response, these adaptive fasteners outperform commercial systems in strength and noise control, enabling new solutions for robotics, medical ...
Maria I. Vallejo Ciro   +3 more
wiley   +1 more source

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