Fig. 2: The segregation behavior of trace sulfur at the oxide-matrix interface.
From: Unveiling the atomistic mechanism of oxide scale spalling in heat-resistant alloys
a HAADF image, b iDPC image (the blue dash lines indicate the disordered region and the blue and red spheres represent O and Al atoms, respectively), c EDS mapping and d line scanning analysis of the disordered sulfur segregation layer, as indicated by blue dash lines. e Atomic maps of all constituent elements from a 3D reconstruction. f, g 1D concentration and 2D mapping quantitative analysis of the oxide-matrix interface, which confirms the existence of sulfur segregation on the alumina side. Source data are provided as a Source Data file.
