Up-conversion enhancement in Er3+ / Yb3+ doped 1-D microcavity based on alternating aluminosilicate glass and titania sol-gel layersRojas Hernandez, Rocio Estefania; Santos, Luis F.; Almeida, Rui M.Ceramics international2020 / p. 26273-26281 https://doi.org/10.1016/j.ceramint.2019.12.248 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS