Refractive Indexes and Spectroscopic Properties to Design Er3+-Doped SiO2–Ta2O5 Films as Multifunctional Planar Waveguide Platforms for Optical Sensors and Amplifiers

by Jefferson L. Ferrari, Karmel de O. Lima, Rogéria R. Gonçalves
Published 2021-03-01

A Dual Ligand Sol–Gel Organic-Silica Hybrid Monolithic Capillary for In-Tube SPME-MS/MS to Determine Amino Acids in Plasma Samples

by Luis F. C. Miranda, Rogéria R. Gonçalves, Maria E. C. Queiroz
Published 2019-04-01

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

by Rogéria R. Gonçalves, Younes Messaddeq, Mohamed Atik, Sidney J.L. Ribeiro
Published 1999-01-01