Overall surface characteristic of the proposed adsorbents obtained by Brunauer–Emmett–Teller (BET) method.
Sample | Surface areaa (m2 g−1) | Average pore volumea (cm3 g−1) | Average pore diametera (nm) | Average particle sizea (nm) |
---|---|---|---|---|
NiFe2O4 nanoparticles | 61 ± 1.86 | 0.240 ± 2.0 × 10−4 | 10.64 ± 2.80 | 14.35 ± 4.04 |
NiFe2O4/PAOT nanocomposite | 39 ± 1.43 | 0.125 ± 8.2 × 10−3 | 14.59 ± 3.25 | 17.31 ± 1.07 |
± SD (n = 4 measurements); where SD is the standard deviation.