Multifunctional Polydiacetylenic Complex Films: Preferential Host-Guest Interaction with Specific Small Molecules and Recognition of Aldehyde Derivatives

Figure 4

Fluorescent intensities of complex films after exposed to DI water, ammonia solution, ethanol, and formaldehyde solution, respectively (a). Fluorescent intensities of complex films after exposed to formaldehyde, acetaldehyde, propanal, butanal, and hexanal solution (b).

(a)

(b)