Evaluation of the Molecular State of Piperine in Cyclodextrin Complexes by Near-Infrared Spectroscopy and Solid-State Fluorescence Measurements

Figure 4

Changes in the emission spectra of PP/CD complex systems ( = 360 nm): (a) PP/αCD, (b) PP/βCD, and (c) PP/γCD. Humidified: hu; heated: he; humidified-heated: hu-he.

(a)

(b)

(c)