Table 2 Magnetic properties of as-synthesized nanoparticles
Sample | Water/surfactant molar ratio (R) | Mean size (nm) | Ms(emu/g) | Mr(emu/g) | Hc(Oe) |
---|---|---|---|---|---|
W1 | 7 | 2 | 6 | 0 | 0 |
W2 | 14 | 2.5 | 20 | 0 | 2 |
W3 | 20 | 4 | 33 | 2 | 40 |
W4 | 27 | 5.5 | 60 | 9 | 100 |
A1 | - | 36 | 90 | 2.5 | 60 |
A2 | - | 60 | 125 | 4 | 40 |
Sample | Water/surfactant molar ratio (R) | Mean size (nm) | Ms(emu/g) | Mr(emu/g) | Hc(Oe) |
---|---|---|---|---|---|
W1 | 7 | 2 | 6 | 0 | 0 |
W2 | 14 | 2.5 | 20 | 0 | 2 |
W3 | 20 | 4 | 33 | 2 | 40 |
W4 | 27 | 5.5 | 60 | 9 | 100 |
A1 | - | 36 | 90 | 2.5 | 60 |
A2 | - | 60 | 125 | 4 | 40 |