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(a) TEM image of the Ti0.2Al0.55Cr0.2Si0.03Y0.02N/ Ti0.25Al0.65Cr0.1N coating (cross-sectional view) with SAED pattern inset, (b) HAADF-STEM image and energy-dispersive spectroscopy profile of the coating and (c) TEM image with SAED pattern inset. (Reproduced with permission from [17], Elsevier.)
