Table 1.
Average weight (mg) and content (wt %) of polyethyleneimine (PEI) coating deposited on the surface of the iron foams.
| Fe-PEI1 | Fe-PEI2 | Fe-PEI3 | |
|---|---|---|---|
| Average PEI weight (mg) | 15.9 | 41.4 | 53.6 |
| Average PEI content (wt %) | 1.9 | 5.0 | 6.6 |
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