Study of electronic and optical properties of Sm3xY3(1-x)Ba5Cu8O18 superconductor using the LAPW+lo method. Superficies y Vacio [Internet]. 2024 Jun. 28 [cited 2025 Apr. 28];37:240601. Available from: https://superficiesyvacio.smctsm.org.mx/index.php/SyV/article/view/2024_syv37_1-240601