Optical properties of ZrO2, SiO2 and TiO2-SiO2 xerogels and coatings doped with Eu3+ and Eu2+

by Gonçalves,Rogéria R., Messaddeq,Younes, Atik,Mohamed, Ribeiro,Sidney J.L.
Published 1999

Near Infrared Emission at 1000 nm from Nanostructured Pr3+/Yb3+ Co-doped SiO2-Nb2O5 for Solar Cell Application

by Muscelli,Wesley C., Aquino,Felipe T., Ribeiro,Sidney J. L., Gonçalves,Rogéria R.
Published 2015

NIR Luminescence from Sol-Gel Er3+ Doped SiO2:GeO2 Transparent Gels, Nanostructured Powders and Thin Films for Photonic Applications

by Maia,Lauro J. Q., Gonçalves,Rogéria R., Gomes,Anderson S. L., Ribeiro,Sidney J. L.
Published 2015

Filmes de titânio-silício preparados por "spin" e "dip-coating"

by Nassar,Eduardo J., Ciuffi,Katia J., Gonçalves,Rogéria R., Messaddeq,Younes, Ribeiro,Sidney J. L.
Published 2003

Structure and properties of Ti4+-ureasil organic-inorganic hybrids

by Molina,Celso, Dahmouche,Karim, Hammer,Peter, Bermudez,Verónica de Zea, Carlos,Luís D., Ferrari,Maurizio, Montagna,Maurizio, Gonçalves,Rogéria R., Oliveira,Luiz. F. C. de, Edwards,Howell. G. M., Messaddeq,Younes, Ribeiro,Sidney J. L.
Published 2006