Research Publications Design of responsive films using phenylurea modified chitosan and Viburnum tinus L. extract as natural indicator Authors: Mouzahim Mouad El; Pedrini Alessandro; Dalcanale Enrico; Riboni N.; Bianchi F.; Parola A. Jorge; Pinalli Roberta Year: 2026 Enhancement of mechanical and optical properties of modified chitosan films via grafting of multiple hydrogen bonding motifs Authors: El Mouzahim M.; Pedrini A.; Dalcanale E.; Parola A. J.; Pinalli R. Year: 2025