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. 2023 Oct 17;5(23):6659–6669. doi: 10.1039/d3na00599b

Fig. 1. (a, c, and e) SEM and (b, d, and f) AFM images of stainless-steel coupons: (a) untreated, (c and d) anisotropic grooves (AG) and (e and f) conical spikes (CS) on laser-treated surfaces. Insets in (c and e) show the respective images with higher magnifications.

Fig. 1