Articles with "emission peaks" as a keyword



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Preparation and photoluminescence of NiFe2O4 nanoparticles

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Published in 2019 at "Journal of Materials Science: Materials in Electronics"

DOI: 10.1007/s10854-019-01914-9

Abstract: A facile and economical hydrothermal method was used to synthesize α-Fe2O3 and NiFe2O4 nanoparticles with cubic spinel structure. The crystallography and optical properties of the as-synthesized nanoparticles were studied using X-ray diffraction (XRD) and Photoluminescence… read more here.

Keywords: photoluminescence nife2o4; emission peaks; peaks located; nife2o4 nanoparticles ... See more keywords
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Effects of composition modulation on the structural and luminescence properties of Mn2+ doped Na2Mg1-xCaxSiO4 green-emitting phosphors

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Published in 2019 at "Optik"

DOI: 10.1016/j.ijleo.2018.10.076

Abstract: Abstract On the basis of the crystalline structural information that the matrix material has excellent physical-chemical stabilization, green-emitting Na2(Mg1-xCax)SiO4:Mn2+ (NMCS:Mn2+) phosphors were synthesized by a traditional solid-state method and systematically optimized, and their photoluminescence properties… read more here.

Keywords: luminescence properties; green emitting; mn2 doped; luminescence ... See more keywords
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Photoluminescence properties of Tb-doped and (Zn,Tb) co-doped barium strontium titanate crystalline powders

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Published in 2017 at "Journal of Alloys and Compounds"

DOI: 10.1016/j.jallcom.2016.09.332

Abstract: Abstract Tb-doped and (Zn,Tb)-codoped Ba 0.75 Sr 0.25 TiO 3 (BST) crystalline powders were prepared via a sol-gel process. Photoluminescence spectra of the samples were recorded at room temperature. When excited by 320 nm ultraviolet light,… read more here.

Keywords: crystalline powders; photoluminescence; concentration; emission peaks ... See more keywords
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Abnormal negative thermal quenching of photoluminescence in CdMnTe:In crystals

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Published in 2021 at "Optical Materials"

DOI: 10.1016/j.optmat.2021.111379

Abstract: Abstract Temperature-dependent photoluminescence (PL) properties of indium-doped CdMnTe (CMT:In) crystals were investigated. Four emission peaks of the tip crystal and three emission peaks of the tail crystal from as-grown CMT:In ingot were observed at low-temperature… read more here.

Keywords: negative thermal; cdmnte; thermal quenching; emission peaks ... See more keywords