Chitosan-Entrapped TiO 2 Nanoparticles Synthesized Using Calendula officinalis Flower Extract—Photophysical Characterization, Biocompatibility, and Textile Dye Remediation. - Sundarraj, Sushmitha; Shreethar, Sridhanya Mysore; Chandrasekaran, Nivitha Shri; Girigoswami, Koyeli (Polymers (20734360), 2026)