. 2015 Nov 17;10:444. doi: 10.1186/s11671-015-1147-1
© Hou et al. 2015
Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made.
Fig. 1.
SEM morphology of a vertical and b oblique SiO2 nanorod array