DEFECT FORMATION IN POLYCRYSTALLINE α-Al2O3 UNDER EXPOSURE TO NEUTRAL AND CHARGED PARTICLE BEAMS. American Journal of Technology and Applied Sciences, [S. l.], v. 44, p. 12–19, 2026. Disponível em: https://americanjournal.org/index.php/ajtas/article/view/3357. Acesso em: 30 may. 2026.