Skip to main content
. Author manuscript; available in PMC: 2012 Aug 31.
Published in final edited form as: J Am Chem Soc. 2011 May 24;133(23):8798–8801. doi: 10.1021/ja201252e

Figure 2.

Figure 2

Schematic illustration of the synthesis and operation mechanism of the nanovalve. Top left: attachment of the stalk precursor to the nanoparticle. Top right: completion of the synthesis of the stalk. Bottom: binding of β-cyclodextrin cap to the neutral stalk (left) and release of the cap upon protonation of the stalk.