Atomic resolution imaging of an Aluminium alloy

HAADF (high angle annular dark field) STEM (scanning transmission electron microscopy) image of a copper rich cluster of precipitates in an Al alloy, oriented onto the [001] zone axis. False colour applied to high intensity (high Z)  columns. Microscope; Double aberration corrected FEI Titan3 80-300. Microscopist; Dr. M.Weyland Material; S. Gao & Prof. B. C. Muddle