Table 1.
Relevant distances extracted from the 2D-AFM xz force maps
| do (nm) | d1 (nm) | d2 (nm) | |
|---|---|---|---|
| Graphene | (0.36 ± 0.04) | (0.50 ± 0.04) | — |
| MoS2 | (0.31 ± 0.02) | (0.50 ± 0.04) | (0.51 ± 0.03) |
| MoSe2 | (0.30 ± 0.02) | (0.45 ± 0.05) | (0.47 ± 0.04) |
| WSe2 | (0.35 ± 0.02) | (0.48 ± 0.03) | — |
| WS2 | (0.36 ± 0.04) | (0.51 ± 0.05) | (0.62 ± 0.05) |
| Mica | (0.18 ± 0.01) | (0.34 ± 0.04) | — |
| Graphite | (0.44 ± 0.05) | (0.55 ± 0.03) | — |
d0 is the distance to the solid surface; d1 and d2 are, respectively, the distances between the 1st and 2nd, and 2nd and 3rd adjacent hydrophobic layers Confidence intervals represent the standard deviation