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 topography (A) and bright-field TEM (B) of PTB7:PC71BM blend cast from chlorobenzene with 3% DIO added to the solution prior to spin-coating. Image in panel A reprinted from ref (77). Licensed under CC-BY-3.0. Image in panel B reprinted with permission from ref (219). Copyright 2010 John Wiley and Sons.
