Research Article

Characterization of Precipitation in Al-Li Alloy AA2195 by means of Atom Probe Tomography and Transmission Electron Microscopy

Table 1

Chemical composition of alloying elements in AA2195.

Alloying elementCuLiMgAgZrAl

Nominal (wt.%)410.360.280.1494.22
Nominal (at.%)1.693.870.390.060.0493.95
ICP (at.%)1.74 ± 0.193.67 ± 0.050.36 ± 0.010.08 ± 0.020.04 ± 0.000494.11 ± 0.27