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Article
Green-Emitting Perovskite BaTiO3:Ho3+ Phosphors for Solid-State Lighting
This study investigates the potential of Ho3+ doped BaTiO3 perovskite phosphor, synthesized via the sol–gel method. X-ray diffraction (XRD) analysis confirmed a hexagonal crystallographic structure (P63/mmc), con...
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Article
Spectroscopy of Ln3+-doped SrAl2Si2O8 nanocrystalline phosphor
A series of lanthanide-doped aluminosilicate phosphors has been synthesized by combustion methods using a stoichiometric ratio of oxidizer and fuel. Further, we investigated the luminescence properties and ene...
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Article
Photoluminescence studies of SrAlBO4: RE3+ (RE3+ = Dy3+ and Sm3+) phosphor synthesized by combustion method for W-LEDs
In the present work, we have prepared a series of different concentrations of SrAlBO4: RE3+ (RE = Dy3+ and Sm3+) phosphors by using conventional combustion method and characterized through FTIR and photoluminesce...
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Article
Highly Efficient Far-Red Emitting Mg21Ca4Na4(PO4)18: Ce3+, Eu3+ Luminescent Glasses: A Novel Approach Towards Plant Cultivation Technologies
One of the exciting developments in contemporary luminescence research is the development of rare earth triggered luminescent glasses, which are a type of lanthanide activated luminous material. For the first ...
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Article
Study of optical properties of Sr10(PO4)6F2 apatite kind phosphor prepared by co-precipitation method for W-LED applications
Sr10(PO4)6F2 doped with Eu and Dy and co-doped with Ce and Eu, is successfully synthesized by the low-temperature co-precipitation method for the first time using ammonia solution. The Rietveld refinement of the ...
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Article
Photoluminescence properties of CaMgB2O5: RE3+ (RE = Dy, Eu, Sm) environmental friendly phosphor for solid state lighting
This article reports the photoluminescence studies of CaMgB2O5: RE3+ (RE = Dy, Eu, Sm) phosphors. The reliable, low cost combustion method is used to prepare a series of phosphors for Solid state lighting. In thi...
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Article
Open AccessLuminescence Thermometry Based on the Upconversion Luminescence from the Stark Sublevels of BaY2F8:Yb3+, Tm3+ Phosphor
Visible and near-infrared (NIR) upconversion luminescence (UCL) emissions originating from the BaY2F8: Yb3+, Tm3+ systems were investigated under a laser excitation at 980 nm. The BaY2F8:20 mol% Yb3+, x mol% Tm3+
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Article
Tunable Color Emissions upon UV Irradiation from Tb3+:Y2SiO5 Phosphor
A series of terbium-activated yttrium oxyorthosilicate (Tb3+:Y2SiO5) phosphor was prepared through the sol–gel technique at a high calcination temperature of 1100°C. The phase purity was examined by the x-ray dif...
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Article
Comparative photoluminescence study of MAlB3O7:Dy3+ (M=Ca, Sr) phosphor for solid-state lighting applications
The MAlB3O7:Dy3+ (M=Ca, Sr) phosphor is prepared by a simple combustion method successfully. The given phosphor is characterized by X-ray diffraction spectroscopy, photoluminescence (Pl) excitation and emission s...
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Article
Synthesis and photoluminescence properties of AlPO4:Ln (Ln = Dy3+, Eu3+ and Sm3+) phosphors for near UV-based white LEDs application
A series of AlPO4:Ln (Ln = Dy3+, Eu3+ and Sm3+) phosphors were synthesized by the combustion technique. The phosphor’s XRD and luminescent properties were thoroughly investigated. The trigonal crystal structure w...
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Article
Synthesis and study of structure and optical properties of RE3+(RE = Sm3+ and Tb3+) activated Ca8NaBi(PO4)6F2 orange-red and green emitting phosphors prepared by Pechini method
In this paper, we report that Ca8NaBi(PO4)6F2 fluorapatites doped with (RE3+ = Sm3+ and Tb3+) ions synthesised by the modified Pechini method are promising candidates for orange-red and green-emitting materials f...
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Article
Photoluminescence properties of novel NaPb4(PO4)3:Dy3+ phosphors for n-UV solid-state lighting prepared by combustion synthesis
A series of NaPb4(PO4)3:Dy3+ phosphors were synthesized using a combustion method. The photoluminescence characteristics and X-ray diffraction of the produced phosphor were studied. X-ray diffraction was used to ...
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Article
Combustion synthesis of Sr2Al2B2O8:RE (RE = Dy3+, Eu3+, Sm3+) phosphor for solid-state lightning application
The Dy3+, Eu3+, and Sm3+-activated Sr2Al2B2O8 phosphor is prepared by a traditional combustion method, adding urea as a fuel. The photoluminescence properties and color chromaticity coordinate of synthesized Sr2A...
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Article
Optical properties of Ca12Al14O33: RE (RE = Dy3+, Sm3+, Tb3+) phosphor prepared by combustion method
The Ca12Al14O33: RE (RE = Dy3+, Sm3+, Tb3+) phosphor was synthesized by a simple combustion technique. The X-ray diffraction study reveals that phosphor was synthesized successfully. Rietveld refinement parameter...
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Article
Synthesis and photoluminescence properties of NUV excited Ba2MgWO6:Mn2+ phosphor
Mn2+ -activated Ba2MgWO6 phosphors are prepared via the high-temperature solid-state method. The synthesized phosphors have been characterized by various techniques such as X-ray diffraction (XRD), Fourier transf...
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Article
Photoluminescence investigation of novel KCaPO4:Sm3+ phosphors for n-UV based solid state lighting Prepared by wet chemical synthesis
The wet chemical method was used for the first time to synthesize novel KCaPO4:Sm3+ phosphor. The characteristics of XRD, morphology and photoluminescence were thoroughly investigated. The hexagonal structure of ...
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Article
Optical properties and crystal structure analysis of Sr3AlO4F:Sm3+, Eu3+ phosphors: an approach towards color tunability
In this present investigation, the study of photoluminescence properties of Sr3AlO4F:Sm3+, Eu3+doped/co-doped phosphor are reported and synthesized by sol gel technique by using urea and citric acid as a fuel. X-...
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Article
Development of colour tunable phosphor via rare earth do** in eulytite type Ba3Bi2(PO4)4 host material
Recently, Eulytite type Ba3Bi2(PO4)4 host material has shown promising characteristics of efficient and thermally stable photoluminescence (PL). In the present work, Ba3Bi2(PO4)4 host material doped singly, doubl...
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Article
Effect of charge compensators A+ (A+ = Li, Na and K) on photoluminescence properties of Ba2Ca(PO4)2:Eu3+ phosphor for solid state lighting
The Ba2Ca(PO4)2:Eu3+ phosphors that were co-doped in the alkali metal ions A+ (A+ = Li, Na and K) to improve their luminescence property were synthesized by wet chemical method. X-ray diffraction confirmed the ph...
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Article
Optical properties of RE (RE = Eu3+, Dy3+, Sm3+, Ce3+)-doped BaSr2(PO4)2 phosphor
This article reported the photoluminescence properties of a rare-earth (RE; Eu3+, Dy3+, Sm3+, Ce3+)-doped BaSr2(PO4)2 phosphor. A series of rare-earth (RE; Eu3+, Dy3+, Sm3+, Ce3+)-doped BaSr2(PO4)2 has been synth...
