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.
A) Digital photograph of a 75-bilayer PEI/PVDMA film coated on the end of a standard NMR tube and immersed in water at pH 3. B) Photograph of the curved end of a freestanding film removed from an NMR tube and suspended in water. C) Digital image of a freestanding film reacted with dansyl cadaverine and illuminated under a UV lamp. D) Digital photograph of a dansyl cadaverine-functionalized freestanding “pouch” filled with a solution of TMR in water illuminated under a UV lamp.
