Change of phase from ?-Bi2O3 to ?-Bi2O3 using the ceramic microwave-assisted approach and its increase of capacitance. Superficies y Vacio [Internet]. 2019 Dec. 15 [cited 2025 Dec. 15];32:14-21. Available from: https://www.superficiesyvacio.smctsm.org.mx/index.php/SyV/article/view/2019_syv32_1-010014