Green Synthesis and Characterization of ZnO and MgO Nanoparticles Using Chamomile Extract. Sana’a University Journal of Applied Sciences and Technology, [S. l.], v. 4, n. 3, p. 1825–1830, 2026. DOI: 10.59628/jast.v4i3.2488. Disponível em: https://journals.su.edu.ye/index.php/jast/article/view/2488. Acesso em: 13 apr. 2026.