Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
AFM height images of ZnO ripple structures (a) without and (b) with PC61BM. 3D AFM image of ZnO ripple structures (c) without and (d) with PC61BM. Current-sensing AFM images of ZnO ripple structures (e) without and (f) with PC61BM. Note that the current value in scale bar is individually normalized value to comparison.
