PEG surface functionalization of Bi2S3 nanorods: structural characterization, cytocompatibility, and radiosensitizing potential - Galain, Isabel; Esteven, Camila Pérez Saint; Moreno, Natalia Sanchez; López, Wilner Martínez; Zucolotto, Valtencir; Barthaburu, María Eugenia Pérez; Aguiar, Ivana (Journal of Materials Research, 2026)