Table 1.
Key physicochemical properties of 2DNM used in this study.
| 2DNM | Lateral size (nm ± S.D.) | Mean thickness (nm) | C:O ratio | Dispersant / concentration (mg/ml) | Complete characterization | |
|---|---|---|---|---|---|---|
| Graphene-related | Small-sized graphene oxide (GO-S) | 271 ± 34* | 0.77 ± 0.08 | 64:35 | N/A | Table S1 |
| Medium-sized graphene oxide (GO-M) |
462 ± 114* | 0.94 ± 0.25 | 61:39 | N/A | 55 | |
| Large-sized graphene oxide (GO-L) | 1560 ± 750† | 0.97 ± 0.25 | 61:38 | N/A | 55 | |
| Small-sized reduced graphene oxide (rGO-S) | 411 ± 79* | 2.25 ± 1.85 | 78:22 | Na-cholate / 5.0 | 60 | |
| Large-sized reduced graphene oxide (rGO-L) | 2015 ± 674† | 62 | 78:22 | Na-cholate / 2.5 | Table S2 | |
| Partially reduced graphene oxide (prGO) | 357 ± 42* | 3 | 72:28 | Na-cholate / 4.0 | Table S3 | |
| Small-sized graphene in Na-cholate | 184 ± 23* | 5.86 ± 1.19 | N/A | Na-cholate / 4.0 | 60 | |
| Small-sized graphene in Pluronic F108 | 206 ± 51* | 5 | N/A | Pluronic F108 / 10.0 | Table S4 | |
| Inorganic | Hexagonal boron nitride (hBN) | 149 ± 12* | 10 | N/A | Na-cholate / 4.0 | 60 |
| Molybdenum disulphide (MoS2) | 428 ± 103* | 5 | N/A | Na-cholate / 5.0 | 60 | |
| Tungsten disulphide (WS2) | 323 ± 28* | 6 | N/A | Pluronic F108 / 10.0 |
Table S5 |
*
mean lateral size and S.D. extrapolated by the hydrodynamic size distribution of the sample as measured by single-particle trackign and after aplicaiton of an algorithm by Lotya et al. 70;
†
mean lateral size and S.D. extrapolated by AFM measuremetns.