Frequency conversion in lanthanide-doped sol-gel derived materials for energy applicationsAlmeida, Rui M.; Sousa, N.; Rojas Hernandez, Rocio Estefania; Santos, Luis F.Journal of Sol-Gel science and technology2020 / p. 520-529 : ill https://doi.org/10.1007/s10971-020-05289-w Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS One-dimensional multilayer photonic crystalsAlmeida, Rui M.; Rojas Hernandez, Rocio Estefania; Santos, Luis F.Sol-gel derived optical and photonic materials2021 / p. 75-94 : ill https://doi.org/10.1016/B978-0-12-818019-8.00004-1 Sol-gel derived optical and photonic materials2021 https://doi.org/10.1016/C2018-0-02962-X Sol-gel derived phosphors for optical applications : chapter 11Rojas Hernandez, Rocio Estefania; Santos, Luis F.; Almeida, Rui M.Sol-gel derived optical and photonic materials2020 / p. 253-270 : ill https://doi.org/10.1016/B978-0-12-818019-8.00011-9 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