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.
Scanning electron micrographs at different magnifications (A-D) of polyelectrolyte nanotubes obtained via nanotemplated LbL assembly of poly(allylamine) and poly(styrene sulfonate). Reproduced with permission from Ai et al. J. Am. Chem. Soc., 2003, 125, 11140. Copyright 2003 American Chemical Society.
