Results 91 to 100 of about 32,490 (309)

Multimodal Data‐Driven Microstructure Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
A self‐consistent autonomous workflow for EBSP‐based microstructure segmentation by integrating PCA, GMM clustering, and cNMF with information‐theoretic parameter selection, requiring no user input. An optimal ROI size related to characteristic grain size is identified.
Qi Zhang   +4 more
wiley   +1 more source

Experimentation to Reduce Friction from Novel Abrasive Tape Polishing Method

open access: yes, 2010
The aim is to develop and improve a finishing process that allows reduced CO2 emissions, through reduced use of carbon-based fuels, achieving improvement in fuel consumption.
Chen, Xun, Blunt, Liam, Wilkinson, Adam
core  

Experimental study on tangential vibration assisted abrasive flow finishing of circular tubes

open access: yesJin'gangshi yu moliao moju gongcheng
Objectives: When the traditional abrasive flow machining (AFM) technology is used to process workpieces with complex shapes and inner walls of the tunnels, the machining quality of the workpiece surface tends to be uneven in each directions.
Shuo WANG   +4 more
doaj   +1 more source

Exploring workpiece surface quality formation with abrasive dynamics in centrifugal-rotary processes [PDF]

open access: yesE3S Web of Conferences
This article presents the results of research on centrifugal-rotary processing in an abrasive medium. The dynamic characteristics and rotational processes of an array of abrasive granules in the machine chamber are investigated with the aim of ...
Tamarkin Mikhail   +2 more
doaj   +1 more source

Microstructure Evolution of a VMnFeCoNi High‐Entropy Alloy After Synthesis, Swaging, and Annealing

open access: yesAdvanced Engineering Materials, EarlyView.
The synthesis and processing (rotary swaging and annealing) of the novel VMnFeCoNi alloy is investigated, alongside the estimation of the grain size effect on hardness. Analysis of a wide grain size range of recrystallized microstructures (12–210 µm) reveals a low annealing twin density.
Aditya Srinivasan Tirunilai   +6 more
wiley   +1 more source

Effect of Erosion on Surface Roughness and Hydromechanical Characteristics of Abrasive-Jet Machining

open access: yes
The article contains the fundamental results of the experimental and numerical investigations for pneumo-abrasive unit nozzles with different geometries.
Ivan Pavlenko, Jan Pitel, Vadym Baha
core   +1 more source

Slip Localization Intensification Mediated by Grain Boundary Sliding in a Polycrystalline Nickel‐Based Superalloy

open access: yesAdvanced Engineering Materials, EarlyView.
The temperature dependence of fatigue behavior in nickel‐based superalloys is investigated through high‐resolution measurements of plastic localization. While increasing temperature reduces localization and enhances fatigue performance in René 88DT, Inconel 718 exhibits a sharp degradation at intermediate temperature due to intensified slip ...
M. Calvat   +5 more
wiley   +1 more source

Creep‐Induced Microstructural Evolution in an A2‐B2 Superalloy

open access: yesAdvanced Engineering Materials, EarlyView.
A 27.3Ta‐27.3Mo‐27.3Ti‐8Cr‐10Al (at.%) refractory high‐entropy alloy with precipitation‐strengthened A2‐B2 microstructure was studied by creep tests at 1030°C, which demonstrate a transition in deformation mechanisms in the range of 100–150 MPa applied stress. This is associated with changes in dislocation–precipitate interactions. Relevant deformation
Liu Yang   +10 more
wiley   +1 more source

Influence of Test Temperature and Test Frequency on Fatigue Life of Aluminum Alloy EN AW‐2618A

open access: yesAdvanced Engineering Materials, EarlyView.
The influence of test temperature and test frequency on the fatigue life of EN AW‐2618A is investigated. High‐cycle fatigue tests are performed at different test temperatures and frequencies on the 1000 h/230°C overaged state. Both test parameters reduce fatigue life due to time‐dependent damage mechanisms.
Ying Han   +5 more
wiley   +1 more source

The Influence of the Magnetic Abrasive Finishing System for Cylindrical Surfaces on the Surface Roughness and MRR

open access: yesAl-Khawarizmi Engineering Journal, 2015
Magnetic abrasive finishing (MAF) is one of the advanced finishing processes, which produces a high level of surface quality and is primarily controlled by a magnetic field.
Marwa K. Qate’a   +2 more
doaj   +4 more sources

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