FRANCISCO ALEKSON CHAVES NOBREGA

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Publications (16)

• Impedance Spectroscopy Study of Mg4Nb2O9 - TiO2 Composites for Ceramic Capacitors Applications
  Advanced Materials Research 2026 DOI: 10.4028/p-9Cl3vf
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• Simple and efficient optical fiber recoating procedure
  Materials Letters: X 2025 DOI: 10.1016/j.mlblux.2025.100248
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• Effect OF SrTiO3 addition on the thermal stability OF Ba2TiSi2O8 matrix in the radio frequency range
  D. da M. Colares, R. F. Abreu, F.A.C. Nobrega +7 more
  Ceramics International 2025 DOI: 10.1016/j.ceramint.2025.07.315
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• Increased thermal stability and dielectric properties of Ba2TiSi2O8-CaTiO3 composites for high frequency applications
  Applied Physics A 2025 DOI: 10.1007/s00339-025-08516-9
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• Effect of Bi2O3 addition on the dielectric properties in radio frequency range of the BiCu3Ti3FeO12 matrix
  Emergent Materials 2025 DOI: 10.1007/s42247-025-01001-2
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• High-sensitive upconversion optical thermometers derived of Y(Nb0.5Ti0.5)2O6:Er3+/Yb3+ phosphors under 808 nm and 980 nm excitation
  Tallison Oliveira Abreu, Felipe Felix do Carmo, João Paulo Costa do Nascimento +9 more
  Applied Physics A 2025 DOI: 10.1007/s00339-024-08148-5
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• Influence of TiO2 addition on the Mg4Nb2O9 ceramic phase and its application in the radiofrequency region
  Materials Today: Proceedings 2024 DOI: 10.1016/j.matpr.2024.04.089
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• High thermal stability of the dielectric properties of the La2Ti2O7—La4Ti9O24 composites under temperature variation
  Journal of the Australian Ceramic Society 2024 DOI: 10.1007/s41779-024-01106-7
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• Improved radio-frequency dielectric properties of novel high-permittivity BaMoO4 matrix with CaTiO3 addition
  F. Nobrega, R. F. Abreu, D. da M. Colares +13 more
  Applied Physics A: Materials Science and Processing 2024 DOI: 10.1007/s00339-024-07800-4
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• Investigation of dielectric properties of a Li4Ti5O12 ceramic matrix for microwave temperature sensing applications
  Marcelo Antonio Santos da Silva, Francisco Alekson Chaves Nobrega, Felipe Felix do Carmo +8 more
  Journal of the Australian Ceramic Society 2024 DOI: 10.1007/s41779-024-01009-7
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• Study of electrical properties with temperature variation by complex impedance spectroscopy (CIS) and effects on the Ba2TiSi2O8–TiO2 matrix
  R. F. Abreu, S. O. Saturno, F. Nobrega +14 more
  Applied Physics A: Materials Science and Processing 2024 DOI: 10.1007/s00339-024-07295-z
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• Evaluation of the Sr2TiSi2O8 ceramic matrix for radiofrequency and microwave applications
  Journal of Materials Science: Materials in Electronics 2023 DOI: 10.1007/s10854-023-09925-3
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• Enhanced Microwave Dielectric Properties of the Ba2TiSi2O8 Ceramic by the Addition of TiO2
  Journal of Electronic Materials 2023 DOI: 10.1007/s11664-023-10718-x
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• Improving the microwave dielectric properties of BiCu3Ti3FeO12 with the addition of Bi2O3
  Journal of Electromagnetic Waves and Applications 2022 DOI: 10.1080/09205071.2021.1968958
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• Influence of the addition of CaTiO3 on the microwave dielectric properties of the BaMoO4 matrix
  Materials Chemistry and Physics 2022 DOI: 10.1016/j.matchemphys.2022.126478
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• Evaluation of dielectric properties of the barium titanium silicate (Ba2TiSi2O8) for microwave applications
  Journal of Materials Science: Materials in Electronics 2021 DOI: 10.1007/s10854-021-05414-7
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