Figure 6:

SEM images of ZnO nanorod layer grown onto a silica fiber surface. Large view (A) and cross-section (B) of the coating after 3-h immersion in ACG solution. Close view of the same overlay after 27 min (C) and 58 min (D) of chemical growth.

Figures adapted with permission from Ref. [41]. Copyright (2012) OSA.

© De Gruyter