Particle morphology characterization in an over-aged Al-Cu-Mg-Si alloy using TEM
Marat Gazizov, Ivan Zuiko, Randi Holmestad, M. Yu. Gazizova, Rustam Kaibyshev
Abstract
A quantitative analysis of particle morphologies in a heterophase Al-Cu-Mg-Si alloy after over-aging has been performed using conventional transmission electron microscopy (TEM) imaging in dark- and bright-field modes. An appropriate analytical procedure has been suggested separating {100} Al plate- and 〈100〉 Al rod-shaped particles using TEM images taken along 〈100〉 Al and 〈110〉 Al zone axes. The obtained statistical particle morphology parameters were verified by macroscopic strength contribution calculations.
Topics & Concepts
Materials scienceAlloyTransmission electron microscopyParticle (ecology)Characterization (materials science)Morphology (biology)Dark field microscopyComposite materialMetallurgyMicroscopyNanotechnologyOpticsGeneticsGeologyOceanographyPhysicsBiologyAluminum Alloy Microstructure PropertiesMicrostructure and mechanical propertiesAluminum Alloys Composites Properties