Samples | R = oil/water (volume) | Hydrothermal temperature (˚C) | SBET (m2·g−1) | Particle size (nm) |
T2-120 | 2 | 120 | 232 | 22.8 |
T5-120 | 5 | 120 | 294 | 14.3 |
T10-120 | 10 | 120 | 300 | 9.6 |
T10-140 | 10 | 140 | 287 | 16.5 |
T10-160 | 10 | 160 | 259 | 19.4 |