Table 2.
Composition of elements in PNF and nanocomposite (NC) samples.
| Adsorbents | Element | Weight % |
|---|---|---|
| PNF | Carbon (C) | 91.19% |
| Oxygen (O) | 4.78% | |
| Gold (Au) | 4.03% | |
| NC1 | Carbon (C) | 54.79% |
| Oxygen (O) | 28.08% | |
| Silicone (Si) | 7.84% | |
| Aluminum (Al) | 4.26% | |
| Calcium (Ca) | 1.3% | |
| Gold (Au) | 3.72% | |
| NC2 | Carbon (C) | 57.6% |
| Oxygen (O) | 21.44% | |
| Silicone (Si) | 9.41% | |
| Aluminum (Al) | 5.46% | |
| Calcium (Ca) | 1.05% | |
| Iron (Fe) | 1.33% | |
| Gold (Au) | 3.79% | |
| NC3 | Carbon (C) | 58.09% |
| Oxygen (O) | 17.43% | |
| Silicone (Si) | 10.54% | |
| Aluminum (Al) | 7.75% | |
| Calcium (Ca) | 1% | |
| Iron (Fe) | 1.37% | |
| Gold (Au) | 3.81% | |
| NC4 | Carbon (C) | 59.74% |
| Oxygen (O) | 15.04% | |
| Silicone (Si) | 10.99% | |
| Aluminum (Al) | 7.99% | |
| Calcium (Ca) | 0.98% | |
| Iron (Fe) | 1.41% | |
| Gold (Au) | 3.85% |