Results 101 to 110 of about 593,505 (300)

Mapping the strain-localization evolution of grain boundary and its interactions with slip/twin at the microscale

open access: yesJournal of Magnesium and Alloys
Plastic strain in polycrystalline metals is highly localized in grain boundaries (GBs), slip bands (SBs) and twins. While extensive research has focused on intra-granular deformation mechanisms such as slip and twinning, strain localization at GBs has ...
Ran Ni   +8 more
doaj   +1 more source

Characterization of Defect Distribution in an Additively Manufactured AlSi10Mg as a Function of Processing Parameters and Correlations with Extreme Value Statistics

open access: yesAdvanced Engineering Materials, EarlyView.
Predicting extreme defects in additive manufacturing remains a key challenge limiting its structural reliability. This study proposes a statistical framework that integrates Extreme Value Theory with advanced process indicators to explore defect–process relationships and improve the estimation of critical defect sizes. The approach provides a basis for
Muhammad Muteeb Butt   +8 more
wiley   +1 more source

Strain-tuning of vacancy-induced magnetism in graphene nanoribbons

open access: yes, 2016
Vacancies in graphene lead to the appearance of localized electronic states with non-vanishing spin moments. Using a mean-field Hubbard model and an effective double-quantum dot description we investigate the influence of strain on localization and ...
Croy, Alexander, Midtvedt, Daniel
core   +1 more source

Prediction of strain localization in nonlinear strain paths

open access: yes, 2021
The simulation of nonlinear strain paths is important both for the design and development of tools for sheet metal forming processes, which can present very complex geometries, as well as for the prediction of failures during the process. Despite the evolution of computational methods, the prediction of ductile failure continues to be a challenge ...
openaire   +1 more source

Experimental Evaluation of 100Cr6 Steel Microindented Surfaces Under Lubricated Nonconformal Point Contacts

open access: yesAdvanced Engineering Materials, EarlyView.
The tribological behavior of 100Cr6 steel spheres textured via Vickers microindentation is evaluated under lubricated sliding by varying both dimple size and density. Fine and dense textures significantly reduce friction across all lubrication regimes, while large dimples increase it.
Farideh Davoodi   +3 more
wiley   +1 more source

Morphological Effects of Strain Localization in the Elastic Region of Magnetorheological Elastomers. [PDF]

open access: yesMaterials (Basel), 2022
Johari MAF   +6 more
europepmc   +1 more source

Evaluation of the Potential of Laser Shock Peening Compared with Cold Expansion for Improving Fatigue Resistance of Riveted Lap Joints of Aerospace Grade 7175 Al Alloy

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser shock peening for enhancing fatigue performance of riveted aerospace aluminum joints. A comparative approach with cold expansion combines fatigue testing and synchrotron X‐ray methods. Integrating mechanical testing with residual stress and strain characterization provides insights into how different treatments affect the ...
Ogün Baris Tapar   +6 more
wiley   +1 more source

Dissolution–precipitation creep in polymineralic granitoid shear zones in experiments – Part 1: Strain localization mechanisms [PDF]

open access: yesSolid Earth
Dissolution–precipitation creep (DPC) is considered to be one of the main processes accommodating localized strain in polymineralic shear zones of the Earth's crust.
N. Nevskaya   +9 more
doaj   +1 more source

Fluid-assisted grain size reduction leads to strain localization in oceanic transform faults. [PDF]

open access: yesNat Commun, 2023
Bickert M   +5 more
europepmc   +1 more source

Harnessing Fungal Biowelding for Constructing Mycelium‐Engineered Materials

open access: yesAdvanced Engineering Materials, EarlyView.
Mycelium‐bound composites (MBCs) offer low‐carbon alternatives for construction, yet interfacial bonding remains a critical challenge. This review examines fungal biowelding as a biocompatible adhesive, elucidating mycelium‐mediated interfacial mechanisms and their role in material assembly. Strategies to optimize biowelding are discussed, highlighting
Xue Brenda Bai   +2 more
wiley   +1 more source

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