Browsing by Author Graça, M.P.F.

Jump to: 0-9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
or enter first few letters:  
Showing results 11 to 20 of 20 < previous 
Issue DateTitleAuthor(s)TypeAccess Type
Apr-2019Oxygen-vacancy-related giant permittivity and ethanol sensing response in SrTiO3-δ ceramicsTrabelsi, H.; Bejar, M.; Dhahri, E.; Valente, M.A.; Graça, M.P.F.articleopenAccess
Jun-2020Sharp photoluminescence of Pr3+ ions in yttrium oxyfluoride nanospheres: thermographic phosphor characteristics using the fluorescence intensity ratio techniqueSuresh Kumar, J.; Pavani, K.; Graça, M.P.F.; Soares, M.J.articleopenAccess
3-Mar-2011Sintered NbO powders for electronic device applicationsNico, C.; Soares, M.R.N.; Rodrigues, J.; Matos, M.; Monteiro, R.; Graça, M.P.F.; Valente, M.A.; Costa, F.M.; Monteiro, T.articlerestrictedAccess
2007Structural and optical properties of Er3+ ion in sol-gel grown LiNbO3Graça, M.P.F.; Valente, M.A.; Peres, M.; Cruz, A.; Soares, M.J.; Neves, A.J.; Monteiro, T.; Alves, L.C.; Alves, E.articlerestrictedAccess
Dec-2008Structural and optical spectroscopy of LiNbO3:Tm nanocrystals embedded in a SiO2 glass matrixGraça, M.P.F.; Peres, M.; Valente, M.A.; Neves, A.J.; Monteiro, T.articlerestrictedAccess
1-Oct-2021Structural characterization of Brazilian niobium pentoxide and treatment to obtain the single phase (H-Nb2O5)da Cruz, J.A.; Volnistem, E.A.; Ferreira, R.F.; Freitas, D.B.; Sales, A.J.M.; Costa, L.C.; Graça, M.P.F.articleembargoedAccess
30-Apr-2009Synthesis and optical properties of a lithium niobiosilicate glass doped with europiumGraça, M.P.F.; Valente, M.A.; Silva, C.C.; Peres, M.; Cruz, A.; Soares, M.J.; Neves, A.J.; Monteiro, T.articlerestrictedAccess
15-Oct-2018Synthesis, structural characterization and broadband ferromagnetic resonance in Li ferrite nanoparticlesHernández-Gómez, P.; Valente, M.A.; Graça, M.P.F.; Muñoz, J.M.articleopenAccess
31-Jul-2022Thermal sensing in NIR to visible upconversion of Ho3+ and Yb3+ doped yttrium oxyfluoride phosphorJakka, S.K.; Soares, M.J.; Graça, M.P.F.; Neves, A.J.; Nagajyothi, P.C.; K, PavaniarticlerestrictedAccess
19-Dec-2021YAG:ag nanophosphors – synthesis and characterizationSundari, S. Shanmuga; Karthika, S.; Durairajan, A.; Graça, M.P.F.; Valente, M.A.articleopenAccess