The growth of α-Fe(Si) nanocrystalline grains as a function temperature in amorphous Fe76.5-xNbxCu1Si13.5B9 (x=1, 3, 5, 7) alloys and study their hardness. AIUB Journal of Science and Engineering, [S. l.], v. 24, n. 2, p. 98–106, 2026. DOI: 10.53799/q83e4415. Disponível em: https://ajse.aiub.edu/index.php/ajse/article/view/1221. Acesso em: 2 jun. 2026.