SALIH, Saad A. Mohammed. Porous Silicon Refractive Index Measurements with the Assistance of Two types of Lasers. Al-Nahrain Journal for Engineering Sciences, [S. l.], v. 20, n. 5, p. 1034–1039, 2017. DOI: nan. Disponível em: https://nahje.journalpath.com/nahje/article/view/390. Acesso em: 30 may. 2026.