Figure 4.

SEM images of xerogels (TC18-Lu gels). (a) Aniline, (b) isopropanol, (c) cyclopentanone, (d) nitrobenzene, (e) n-butanol, (f) 1,4-dioxane, (g) petroleum ether, (h) DMF, (i) ethanol, (j) n-pentanol, and (k) cyclopentanol.

Jiao et al. Nanoscale Research Letters 2013 8:278   doi:10.1186/1556-276X-8-278
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