Fig. 6From: Experimental investigation on a novel approach for laser surface hardening modellinga AFM image of an indentation matrix on the sample treated with laser hardening with power = 1.36 kW and scanning speed 0.6 m/min; b high-resolution AFM image of two neighbouring indentations, used for the estimation of the projected indentation area; and c height profile of the indentations reported in bBack to article page