Fig. 3: FT-IR of samples.

FT-IR (a) of zein, HP-β-CD, zein-HP-β-CD, CQZH nanoparticles, Cur, and Que; FT-IR (b) of CQZH Ca2+ (1–5 mM Ca2+) nanoparticles.
FT-IR (a) of zein, HP-β-CD, zein-HP-β-CD, CQZH nanoparticles, Cur, and Que; FT-IR (b) of CQZH Ca2+ (1–5 mM Ca2+) nanoparticles.