Figure 4.

SEM images of xerogels. SC16-Azo gels ((a) benzene, (b) pyridine, and (c) DMF) and SC16-Azo-Me gels ((d) tetrachloromethane, (e) benzene, (f) nitrobenzene, (g) aniline, (h) DMF, and (i) 1,4-dioxane).

Jiao et al. Nanoscale Research Letters 2013 8:160   doi:10.1186/1556-276X-8-160
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