PURNAWAN, C.; WAHYUNI, E. T.; KARTINI, I.; SUHERMAN, S. The Influence of the Simultaneous Addition of Fe2+ and Fe3+ on Changes in the Structural, Optical, and Electronic Properties of TiO2 Powder. Trends in Sciences, Nakhon Si Thammarat, Thailand, v. 23, n. 6, p. 12406, 2026. DOI: 10.48048/tis.2026.12406. Disponível em: https://tis.wu.ac.th/index.php/tis/article/view/12406. Acesso em: 8 apr. 2026.