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Browsing by Author Graça, M.P.F.
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Showing results 12 to 20 of 20
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Issue Date
Title
Author(s)
Type
Access Type
Jun-2020
Sharp photoluminescence of Pr3+ ions in yttrium oxyfluoride nanospheres: thermographic phosphor characteristics using the fluorescence intensity ratio technique
Suresh Kumar, J.
;
Pavani, K.
;
Graça, M.P.F.
;
Soares, M.J.
article
3-Mar-2011
Sintered NbO powders for electronic device applications
Nico, C.
;
Soares, M.R.N.
;
Rodrigues, J.
;
Matos, M.
;
Monteiro, R.
;
Graça, M.P.F.
;
Valente, M.A.
;
Costa, F.M.
;
Monteiro, T.
article
2007
Structural and optical properties of Er3+ ion in sol-gel grown LiNbO3
Graça, M.P.F.
;
Valente, M.A.
;
Peres, M.
;
Cruz, A.
;
Soares, M.J.
;
Neves, A.J.
;
Monteiro, T.
;
Alves, L.C.
;
Alves, E.
article
Dec-2008
Structural and optical spectroscopy of LiNbO3:Tm nanocrystals embedded in a SiO2 glass matrix
Graça, M.P.F.
;
Peres, M.
;
Valente, M.A.
;
Neves, A.J.
;
Monteiro, T.
article
1-Oct-2021
Structural 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.
article
30-Apr-2009
Synthesis and optical properties of a lithium niobiosilicate glass doped with europium
Graça, M.P.F.
;
Valente, M.A.
;
Silva, C.C.
;
Peres, M.
;
Cruz, A.
;
Soares, M.J.
;
Neves, A.J.
;
Monteiro, T.
article
15-Oct-2018
Synthesis, structural characterization and broadband ferromagnetic resonance in Li ferrite nanoparticles
Hernández-Gómez, P.
;
Valente, M.A.
;
Graça, M.P.F.
;
Muñoz, J.M.
article
31-Jul-2022
Thermal sensing in NIR to visible upconversion of Ho3+ and Yb3+ doped yttrium oxyfluoride phosphor
Jakka, S.K.
;
Soares, M.J.
;
Graça, M.P.F.
;
Neves, A.J.
;
Nagajyothi, P.C.
;
K, Pavani
article
19-Dec-2021
YAG:ag nanophosphors – synthesis and characterization
Sundari, S. Shanmuga
;
Karthika, S.
;
Durairajan, A.
;
Graça, M.P.F.
;
Valente, M.A.
article