Why electron microscope? o Correlating morphological image to composition as well structure. Ni Cr 500nm B2 L1,PFZ M23C6 S50h Precipitation at grain boundary in an B=[112y。 5 alumina forming stainless steelWhy electron microscope? • Correlating morphological image to composition as well structure. 5 Ni Cr 500nm S50h B2 L12 M23C6 L12 PFZ Precipitation at grain boundary in an alumina forming stainless steel 𝑩 = [𝟏ഥ𝟏𝟐]γ