Double-perovskite Ca2AlNbO6: Mn4+ red phosphor for white light emitting diodes: synthesis, structure and luminescence properties
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Materials Science: Materials in Electronics"
DOI: 10.1007/s10854-019-01328-7
Abstract: The red-emitting phosphors Ca2AlNbO6: xmol%Mn4+ (CAN: xmol%Mn4+) (0.1 ≤ x ≤ 0.9) were successfully synthesized via a conventional high temperature solid-state method at air atmosphere. A band was located at 320 nm in diffuse reflection spectra (DRS) because of the… read more here.
Keywords: double perovskite; mn4; mol mn4; light emitting ... See more keywords
The photoluminescence adjustment of red phosphors ANaWO2F4:Mn4+ (A = Li, Na, K) by suitable tolerance factor designing
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DOI: 10.1007/s10854-020-03004-7
Abstract: Mn4+-activated perovskite-structured ANaWO2F4 (A = Li, Na, K) red phosphors were successfully prepared by a facile co-precipitation method. By changing the A-site ions, the tolerance factor (t) of host material ANaWO2F4 became adjustable. Red emissions… read more here.
Keywords: mn4; photoluminescence; red phosphors; tolerance factor ... See more keywords
Far-red emitting Mg2La3NbO9:Mn4+ powder phosphor: Synthesis and luminescence properties
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DOI: 10.1016/j.apt.2020.08.009
Abstract: Abstract Novel Mg2La3NbO9:Mn4+ powder phosphors are successfully synthesized by the high-temperature solid-state reaction method under ambient air. The crystal structure, morphology, decay lifetimes, time-resolved emission spectra, and luminescence properties are investigated. The excitation spectrum of… read more here.
Keywords: mn4; mg2la3nbo9 mn4; powder; mn4 phosphor ... See more keywords
Highly thermal-sensitive robust LaTiSbO6:Mn4+ with a single-band emission and its topological architecture for single/dual-mode optical thermometry
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DOI: 10.1016/j.cej.2019.123272
Abstract: Abstract Increasingly rigorous temperature detection applied to characterize physico-chemical state has stimulated thriving demands for contactless optical thermometry, which must overcome obstacles of complex preparation, low sensitivity, poor stability and inflexible design. Herein, a new… read more here.
Keywords: thermal sensitive; mode; optical thermometry; mn4 ... See more keywords
Luminescent properties of Zn2+-doped CaAl12O19:Mn4+ deep-red phosphor for indoor plant cultivation
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DOI: 10.1016/j.ceramint.2019.01.132
Abstract: Abstract A series of CaAl12O19: 0.5%Mn4+ phosphors doped with different concentrations of Zn2+ were prepared via solid state reaction process. The micrographs and phases of powders were analyzed by field emission scanning electron microscopy (FESEM)… read more here.
Keywords: emission; deep red; indoor plant; caal12o19 mn4 ... See more keywords
A facile in situ surface-coating passivation strategy for improving the moisture resistance of Mn4+-activated fluoride red phosphor
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DOI: 10.1016/j.ceramint.2020.05.044
Abstract: Abstract Mn4+-activated fluorides have become a research hotspot in the community of inorganic red phosphors owing to their fascinating luminescent properties. However, the poor water resistance of these materials severely hinders their application in the… read more here.
Keywords: mn4 activated; surface; red phosphor; mn4 ... See more keywords
Structure analysis, tuning photoluminescence and enhancing thermal stability on Mn4+-doped La2-xYxMgTiO6 red phosphor for agricultural lighting
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DOI: 10.1016/j.ceramint.2020.05.095
Abstract: Abstract Currently, phosphor-converted LEDs (pc-LEDs) are revolutionizing the industry of plant growth lighting. To meet the requirements of this technology, phosphors with tunable photoluminescence, high thermal stability and luminous intensity are required. Herein, we found… read more here.
Keywords: mn4; photoluminescence; la2 xyxmgtio6; thermal stability ... See more keywords
Enhanced luminescence and energy transfer performance of double perovskite structure Gd2MgTiO6:Bi3+, Mn4+ phosphor for indoor plant growth LED lighting
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DOI: 10.1016/j.ceramint.2021.02.230
Abstract: Abstract Deep-red light emitting phosphors are widely used in LEDs for indoor plant growth because of the critical role played by red light in plant growth. The luminescence properties of deep-red phosphors are still not… read more here.
Keywords: bi3; energy transfer; luminescence; bi3 mn4 ... See more keywords
Novel non-rare-earth red-emitting phosphor Li4AlSbO6:Mn4+ for plant growth: Crystal structure, luminescence properties and its LED device
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DOI: 10.1016/j.ceramint.2021.06.185
Abstract: Abstract Bright red emission of Mn4+ ions was obtained in a novel non-rare-earth host of Li4AlSbO6. Luminescence properties as well as crystal structure and particle morphology of Li4AlSbO6:Mn4+ phosphors were studied. The phosphors can effectively… read more here.
Keywords: novel non; phosphor; li4alsbo6 mn4; mn4 ... See more keywords
High luminescent thermal stability and water resistance of K2SiF6:Mn4+@CaF2 red emitting phosphor
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DOI: 10.1016/j.ceramint.2021.08.218
Abstract: Abstract K2SiF6:Mn4+ (KSF:Mn4+), as an efficient red-emitting phosphor, has a promising application in WLEDs (white light-emitting diodes). However, poor moisture resistance performance still hinders its deeper commercialization. Here, KSF:Mn4+@ CaF2 with high water resistance and… read more here.
Keywords: ksf mn4; water; luminescent; mn4 ... See more keywords
Double perovskite Ba2LaNbO6:Mn4+,Yb3+ phosphors: Potential application to plant-cultivation LEDs
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DOI: 10.1016/j.dyepig.2018.08.023
Abstract: Abstract Phototropism and photomorphogenesis play important roles in plant growth. In this work, a series of novel Ba2LaNbO6 (BLN):Mn4+,Yb3+ phosphors for plant-cultivation light-emitting diodes (LEDs) were successfully synthesized through a high-temperature solid-state reaction. The emission… read more here.
Keywords: plant cultivation; yb3 phosphors; mn4; mn4 yb3 ... See more keywords