Figure 11.
SEM photographs of CECS aerogels after filtering: asphalt-containing oil–water mixture without SNODMI: A1.0: (a), A1.5: (c), and A2.0: (e); asphalt-containing oil–water mixture with SNODMI: A1.0: (b), A1.5: (d), and A2.0: (f).
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