TiO2 porous nanostructures prepared by low voltage anodization in CH3COOH/HF aqueous electrolyte. Superficies y Vacio [Internet]. 2013 Jun. 15 [cited 2025 Apr. 26];26(2):64-70. Available from: https://superficiesyvacio.smctsm.org.mx/index.php/SyV/article/view/171