A novel ceramic matrix composite based on YNbO4–TiO2 for microwave applications TO Abreu, RF Abreu, FF do Carmo, WV de Sousa, HO Barros, ... Ceramics International 47 (11), 15424-15432, 2021 | 20 | 2021 |
Dielectric characterisation and numerical investigation of SrBi2Nb2O9–Bi2O3 composites for applications in microwave range RF Abreu, SO Saturno, JPC do Nascimento, EO Sancho, JEV De Morais, ... Journal of Electromagnetic Waves and Applications 34 (12), 1705-1718, 2020 | 12 | 2020 |
Influence of the addition OF CaTiO3 ON the microwave dielectric properties of the BaMoO4 matrix. FAC OBREGA, RF ABREU, DDAM COLARES, MAS SILVA, ... MATERIALS CHEMISTRY AND PHYSICS 289, 126478, 2022 | 11 | 2022 |
Evaluation of dielectric properties of the barium titanium silicate (Ba2TiSi2O8) for microwave applications RF Abreu, TO Abreu, D da M Colares, SO Saturno, JPC Do Nascimento, ... Journal of Materials Science: Materials in Electronics 32, 7034-7048, 2021 | 10 | 2021 |
Study of electrical properties with temperature variation by complex impedance spectroscopy (CIS) and effects on the Ba2TiSi2O8-TiO2 matrix. RF Abreu, SO SATURNO, FAC NOBREGA, D DA M. COLARES, ... APPLIED PHYSICS A-MATERIALS SCIENCE & PROCESSING 130, 138, 2024 | 9 | 2024 |
Microwave Dielectric Properties Study of the La2O3 Additions on the SrBi2Nb2O9 Matrix RF Abreu, SO Saturno, EO Sancho, DX Gouveia, ASB Sombra Journal of Electronic Materials 48, 1196-1206, 2019 | 9 | 2019 |
Evaluation of the Dielectric Properties of CaMoO4‒TiO2 Composites for Microwave Applications Under Temperature Variation. FEA NOGUEIRA, TO ABREU, VC MARTINS, RF ABREU, FF DO CARMO, ... Journal of Electronic Materials. 52, 2843-2851, 2023 | 6 | 2023 |
Evaluation of the Sr2TiSi2O8 ceramic matrix for radiofrequency and microwave applications. RF Abreu, FAC NOBREGA, D DA M. COLARES, SO SATURNO, ... JOURNAL OF MATERIALS SCIENCE-MATERIALS IN ELECTRONICS 34, 457, 2023 | 6 | 2023 |
High thermal stability of the microwave dielectric properties of ZnNb2O6 with CaTiO3 addition HO Barros, RF Abreu, TO Abreu, WV de Sousa, FEA Nogueira, ... Physica B: Condensed Matter 695, 416547, 2024 | 3 | 2024 |
Enhanced Microwave Dielectric Properties of the Ba2TiSi2O8 Ceramic by the Addition of TiO2. RF Abreu, SO SATURNO, D DA M. COLARES, FR SILVA, ... JOURNAL OF ELECTRONIC MATERIAL 52, 8050-8064, 2023 | 3 | 2023 |
EFFECTS OF La2O3 AND Bi2O3 ADDITIONS ON THE MICROWAVE DIELECTRIC AND ANTENNA PROPERTIES OF SrBi2Nb2O9 CERAMIC MATRIX. RF ABREU, FR SILVA, SO SATURNO, DDAM COLARES, TO ABREU, ... Journal of Mechatronics Engineering 4, 2-11, 2021 | 2 | 2021 |
IMPROVING THE MICROWAVE DIELECTRIC PROPERTIES OF BiCu3Ti3FeO12 WITH THE ADDITION OF Bi2O3. DDAM COLARES, RF ABREU, FR SILVA, TO ABREU, FAC NOBREGA, ... JOURNAL OF ELECTROMAGNETIC WAVES AND APPLICATIONS 36, 3210-331, 2021 | 2 | 2021 |
Elevated thermal stability of the dielectric properties of CaMoO4–TiO2 composites under temperature variations FEA Nogueira, JPC do Nascimento, TO Abreu, RF Abreu, A Ghosh, ... Journal of Materials Science: Materials in Electronics 35 (21), 1470, 2024 | 1 | 2024 |
Evaluation of the effect of the addition of TiO2 on the dielectric behaviour of YNbO4 ceramic using impedance spectroscopy TO Abreu, KJA Gurgel, JPC do Nascimento, FEA Nogueira, MAS Silva, ... Journal of Materials Science: Materials in Electronics 35 (8), 570, 2024 | 1 | 2024 |
Optimization of Microwave Dielectric Properties of (100-X) BaBi4Ti4O15 – (X)Nb2O5 Composites for Microwave PMO Silva, RF Abreu, FEA Nogueira, JPC do Nascimento, DB Freitas, ... https://doi.org/10.1002/pssa.202400831, 12, 2025 | | 2025 |
Effect of Bi2O3 addition on the dielectric properties in radio frequency range of the BiCu3Ti3FeO12 matrix D da Mota Colares, RF Abreu, FAC Nobrega, JPC do Nascimento, ... Emergent Materials, 1-13, 2025 | | 2025 |
Evaluation of Dielectric properties at the Radio Frequency Region of the ZnNb2O6–CaTiO3 Composites HO Barros, RF Abreu, FEA Nogueira, WV de Sousa, FF do Carmo, ... Materials Chemistry and Physics, 130414, 2025 | | 2025 |
High-sensitive upconversion optical thermometers derived of Y(Nb0.5Ti0.5)2O6:Er3+/Yb3+ phosphors under 808 nm and 980 nm excitation TO Abreu, FF Carmo, JPC Nascimento, MAS Silva, RF Abreu, ... Applied Physics A 131 (1), 41, 2025 | | 2025 |
High thermal stability of the dielectric properties of the La2Ti2O7—La4Ti9O24 composites under temperature variation FEA Nogueira, JW de Oliveira Bezerra, DB de Freitas, ... Journal of the Australian Ceramic Society, 1-9, 2024 | | 2024 |
Improved radio-frequency dielectric properties of novel high-permittivity BaMoO4 matrix with CaTiO3 addition FAC Nobrega, RF Abreu, DM Colares, DB de Freitas, MAS da Silva, ... Applied Physics A 130 (9), 642, 2024 | | 2024 |