Using titanium nanotubes as photocatalysts in the photodegradation process of crystal violet dye : . Samarra Journal of Pure and Applied Science, [S. l.], v. 7, n. 2, p. 77–87, 2025. DOI: 10.54153/sjpas.2025.v7i2.1025. Disponível em: https://www.sjpas.com/index.php/sjpas/article/view/1025. Acesso em: 16 apr. 2026.