Fig. 4: Adsorbent porosity behaviors. | npj Clean Water

Fig. 4: Adsorbent porosity behaviors.

From: Heavy metal and organic dye removal via a hybrid porous hexagonal boron nitride-based magnetic aerogel

Fig. 4: Adsorbent porosity behaviors.

Characterization of the h-BN-related aerogels. a, b SEM images of the MHAs. Photographs of (c) the PEI-h-BNNSs-loaded PVA aerogels with a shape of “NSYSU” and “AGH”, (d) the Fe3O4 NP-loaded PVA aerogel (25 mg mL−1), (e) the MHAs with a volume of (30 mg mL−1), and (f) the MHAs with a volume of (45 mg mL−1) standing on a leaf. g BET adsorption isotherm of the MHAs.

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