Figure 4
From: Highly hard yet toughened bcc-W coating by doping unexpectedly low B content

SEM images of the indentations developed on the coatings with B content of 0 at. % (a), 6.3 at. % (b), 24.4 at. % (c).
From: Highly hard yet toughened bcc-W coating by doping unexpectedly low B content

SEM images of the indentations developed on the coatings with B content of 0 at. % (a), 6.3 at. % (b), 24.4 at. % (c).