Listar por tema "Photoluminescence"
Mostrando ítems 1-12 de 12
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A combined theoretical and experimental study of electronic structure and optical properties of β-ZnMoO4 microcrystals
Elsevier (2013)In this paper, a combined theoretical and experimental study on the electronic structure and photoluminescence (PL) properties of beta zinc molybdate ( -ZnMoO4) microcrystals synthesized by the hydrothermal method has ... -
A joint experimental and theoretical study on the electronic structure and photoluminescence properties of Al2(WO4)3 powders
Elsevier (2015-02)In this paper, aluminum tungstate Al2(WO4)3 powders were synthesized using the co-precipitation method at room temperature and then submitted to heat treatment processes at different temperatures (100, 200, 400, 800, and ... -
A novel approach to obtain highly intense self-activated photoluminescence emissions in hydroxyapatite nanoparticles
Elsevier (2017-05)Defect-related photoluminescence (PL) in materials have attracted interest for applications including near ultraviolet (NUV) excitable light-emitting diodes and in biomedical field. In this paper, hydroxyapatite [Ca10(PO4)6(OH)2] ... -
Estudo, caracterização e propriedades de ortofosfatos multifuncionais
Universitat Jaume I (2016-10-30)Scientific research focused on non-toxic inorganic materials with photoluminescence (PL) properties has been intensified in pursuance of biomedical applications. This thesis aims to contribute with the study of the optical ... -
Fingerprints of Short-Range and Long-Range Structure in BaZr1−xHfxO3 Solid Solutions: An Experimental and Theoretical Study
Royal Society of Chemistry (2015)A microwave-assisted hydrothermal method was applied to synthesize BaZr1xHfxO3, (BZHO) solid solutions at a low temperature, 140 1C, and relatively short times, 160 min. The detailed features of the crystal structure, ... -
On the reversed crystal growth of BaZrO3 decaoctahedron: shape evolution and mechanism
Royal Society of Chemistry (2011)BaZrO3 (BZO) nanoparticles were nucleated, grown and subsequently self-assembled into a 3D decaoctahedronal architecture via a microwave-assisted hydrothermal (MAH) method. X-Ray diffraction (XRD), field emission scanning ... -
Photoluminescence of synthetic titanite-group pigments: A rare quenching effect
Elsevier (2014)Chromium-doped titanite and malayaite samples, which were synthesised to evaluate their performance as ceramic pigments, show remarkable photoluminescence behaviour. Emissions of centres related to traces of trivalent ... -
Photoluminescent properties of ZrO2: Tm3+, Tb3+, Eu3+ powdersd-A combined experimental and theoretical study
Elsevier (2017-02)Rare-earth (RE) element-based materials for optical applications have received increasing attention owing to the emission properties of RE ions, which render these materials suitable for use in color displays, lasers, and ... -
Photolumiscent properties of nanorods and nanoplates Y2O3:Eu3+
Springer Verlag (2011)Nanorods and nanoplates of Y2O3:Eu3+ powders were synthesized through the thermal decomposition of the Y(OH)3 precursors using a microwave-hydrothermal method in a very short reaction time. These powders were analyzed by ... -
Silver Molybdate and Silver Tungstate Nanocomposites with Enhanced Photoluminescence
InTech (2014)Silver molybdate (Ag2MoO4) and silver tungstate (Ag2WO4) nanomaterials were prepared using two complementary methods, microwave assisted hydrothermal synthesis (MAH) (pH 7, 140 degrees C) and co-precipitation (pH 4, 70 ... -
Structural and optical properties of CaTiO3 perovskite-based materials obtained by microwave-assisted hydrothermal synthesis: An experimental and theoretical insight
Elsevier (2009)CaTiO3 powders were synthesized using both a polymeric precursor method (CTref) and a microwave-assisted hydrothermal (CTHTMW) method in order to compare the chemical and physical properties of the perovskite-based material ... -
Structural and optical properties of ZnS/MgNb2O6 heterostructures
Elsevier (2015-03)In this letter, we report a simple and efficient synthetic procedure where the first step is a coprecipitation/calcination method used to obtain magnesium niobate MgNb2O6(MN) nanocrystals and in the second stage a microwave ...