And friction force (FF) photos of your laser-patterned DLN film are shown in Leukotriene D4 site Figure 10. A region close to the corner from the microcrater structure was examinedCoatings 2021, 11,12 ofto evaluate the friction forces on the original and laser-patterned DLN surface. Equivalent for the preceding research [25], the LFM imaging was carried out utilizing worn Si ideas using the tip radius of 0.5 . The friction contrast is clearly observed and characterized by significantly lower friction forces inside the laser-patterned area than on the original surface, see Figure 10b. As a result of reasonably deep craters, the contribution of your surface relief slope towards the lateral force signal isn’t completely compensated during subtraction of two lateral force images [46], major to “higher friction” at the crater edges. The decrease friction forces in the laser-patterned area are accompanied with much reduced pull-off forces (Fpull-off ) than around the original film, as confirmed by the force istance curves (Figure 11a) measured in unique positions in the FF image in Figure 10b, BI-409306 manufacturer namely: (1) Fpull-off = 1290 nN around the original film, (2) Fpull-off = 990 nN close to the region of redeposited material, (3) Fpull-off = 63 nN in the region of redeposited material, and (four) Fpull-off = 16 nN inside the center of a crater. This means that the ablated and redeposited material changes the nanoscale surface properties within and about the laser-produced microcraters. The location from the low-friction region with redeposited material covers the distance of 102 in the crater edge and, including the crater, it covers a circle region of 157 radius. The occurrence on the region “2” with slightly decrease friction and pull-off force (than on original Coatings 2021, 11, FOR PEER Critique 13 of 16 Coatings 2021, 11, xxFOR PEER Critique 13 of to surface) is likely triggered by mass distribution of ablated clusters/particles, top 16 variation inside the structure and/or thickness of your redeposited layer.Figure 10. Surface relief (a) and friction force (b) photos with the laser-patterned DLN film near the corner of a microcrater Figure ten. Surface relief (a) and friction force (b) photos with the laser-patterned DLN film near the corner of a microcrater Figure ten. Surface relief (a) and friction force (b) pictures in the laser-patterned DLN film close to the corner of a microcrater structure (shown in Figure 1a), load on Si tip 120 nN. The marked points (1,two,3,four) inside the image are the places of forcestructure (shown in Figure 1a), load onon tiptip 120 nN. The marked points (1,two,three,four) inFFimageimage will be the places of structure (shown in Figure 1a), load Si Si 120 nN. The marked points (1,2,three,4) within the FF FF are the locations of forcethe distancecurves measurements, shown in Figure 11. curves measurements, shown in Figure 11. distance force istance curves measurements, shown in Figure 11.Figure 11. (a) The force istance curves measured distinctive points on the DLN film (marked in inside the FF image in Figure Figure 11. (a) The force istance curves measured inindifferent points around the DLN film (markedthe FF image in Figure 10b): Figure 11. (a) The force istance curves measured in unique points on the DLN film (markedin the FF image in Figure 10b): (1) original film, (2) close to the region of redeposited material, (3) within the region of redeposited material, four) in the center 10b): (1) original film, (2) the region of redeposited material, (3) in(three) in the area of redeposited material, 4) in center of a (1) original film, (two) near near the regio.