Synthesis of Yb3+, Ho3+ and Tm3+ co-doped β-NaYF4 nanoparticles by sol–gel method and the multi-color upconversion luminescence properties
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Materials Science: Materials in Electronics"
DOI: 10.1007/s10854-017-6967-6
Abstract: Well-crystalline β-NaYF4:Yb3+, Ho3+, Tm3+ nanoparticles were synthesized by sol–gel method using isopropyl alcohol [(CH3)2CHOH] as a complexing agent. The samples were characterized by X-ray diffraction, scanning electron microscopic analysis and fluorescence spectrum analysis methods. Under… read more here.
Keywords: color; ho3 tm3; ho3; tm3 ... See more keywords
Color tunable upconversion luminescence and optical thermometry properties of mixed Gd2O3:Yb3+/Ho3+/Er3+ nanoparticles prepared via laser ablation in liquid
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Materials Science: Materials in Electronics"
DOI: 10.1007/s10854-020-03471-y
Abstract: The mixtures of Gd2O3:Yb3+/Er3+ and Gd2O3:Yb3+/Ho3+ nanoparticles were successfully prepared via pulsed laser ablation in liquid followed by solution mixing. Under excitation of 980 nm diode laser, tunable color from green to red emission was… read more here.
Keywords: er3; yb3; gd2o3 yb3; upconversion ... See more keywords
Hydrothermal Synthesis and Up-Conversion Luminescence of Yb3+/Ho3+ Co-doped Y6WO12 Nanocrystals
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DOI: 10.1007/s11664-017-5543-4
Abstract: Yb3+/Ho3+ co-doped Y6WO12 nanocrystals with different concentrations of Ho3+ ions have been synthesized through a facile hydrothermal method followed by a subsequent heat treatment. The nanostructures, morphologies, and up-conversion luminescent properties of the as-prepared Y6WO12:Yb3+/Ho3+… read more here.
Keywords: doped y6wo12; ho3 doped; conversion; ho3 ... See more keywords
Multifunctional PVP-Ba2GdF7:Yb3+, Ho3+ coated on Ag nanospheres for bioimaging and tumor photothermal therapy
Sign Up to like & getrecommendations! Published in 2018 at "Applied Surface Science"
DOI: 10.1016/j.apsusc.2018.07.163
Abstract: Abstract Photothermal therapy (PTT) guided by bioimaging has attracted much attention. Recently, the multifunctional nanomaterials with multimodal imaging and high-performance therapy effect are extremely important. In this work, a novel nanostructure with Ag nanospheres (NSs)… read more here.
Keywords: therapy; ba2gdf7 yb3; pvp ba2gdf7; yb3 ho3 ... See more keywords
Facile precipitation synthesis of green-emitting BaY2F8:Yb3+, Ho3+ upconverting phosphor
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DOI: 10.1016/j.ceramint.2019.04.127
Abstract: Abstract Monoclinic phase of BaY2F8:0.2Yb3+, xHo3+ (x = 0.005, 0.01, 0.02, 0.05 and 0.1 mol) and BaY2F8:yYb3+, 0.02Ho3+ (y = 0.01, 0.02, 0.05, 0.1 and 0.2 mol) phosphors were prepared by a facile precipitation method. Rietveld analysis was employed to carry… read more here.
Keywords: yb3 ho3; facile precipitation; bay2f8 yb3; phosphor ... See more keywords
Spectral conversion from green to red in Yb3+/Ho3+:Sr2GdF7 glass ceramics via Ce3+ doping
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DOI: 10.1016/j.jlumin.2018.05.007
Abstract: Abstract Ce3+ co-doped Sr2GdF7:Yb3+/Ho3+ transparent oxyfluoride glass ceramics were successfully fabricated through melt-quenching technique, which were further confirmed by intense diffraction peaks of X-ray diffraction, transmission electron microscopy, selected area electron diffraction, obvious Stark splitting… read more here.
Keywords: ce3; glass; glass ceramics; yb3 ho3 ... See more keywords
Broadband up-conversion in SrLaAlO4: Yb3+/Ho3+/Mn4+ phosphor
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DOI: 10.1016/j.optmat.2020.110416
Abstract: Abstract A series of SrLaAlO4 (SLA): Yb3+/Ho3+/Mn4+ phosphors have been synthesized via high-temperature solid-state reaction method. The SLA: Yb3+/Ho3+/Mn4+ phosphor shows a broadband red up-conversion luminescence band of 600–800 nm under the excitation of 980 nm laser… read more here.
Keywords: ho3; yb3 ho3; conversion; ho3 mn4 ... See more keywords
Hydrothermal synthesis and green up-conversion luminescence of Yb3+ and Ho3+ co-doped SrGd2(WO4)2(MoO4)2 nanocrystal
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DOI: 10.1063/1.5113667
Abstract: In this investigation, the research focuses on the effect of different contents of Yb3+ and different ratios of Yb3+/Ho3+ for the luminescence properties of SrGd2(WO4)2(MoO4)2:Yb3+/Ho3+ nanocrystals. The luminescent nanocrystals were synthesized by the hydrothermal method.… read more here.
Keywords: microscopy; srgd2 wo4; ho3; wo4 moo4 ... See more keywords
Broadband mid-infrared 2.0 μm emission in Yb3+/Ho3+ co-doped silicate-germanate glasses for mid-infrared fiber amplifiers
Sign Up to like & getrecommendations! Published in 2020 at "Optical Engineering"
DOI: 10.1117/1.oe.59.7.076101
Abstract: Abstract. Yb3 + / Ho3 + co-doped silicate-germanate glasses with excellent thermal properties and optical properties were prepared by a high temperature melting method. The measured parameter ΔT (134°C) >120 ° C indicates that compared with Yb3 + / Ho3 + co-doped germanate glass and… read more here.
Keywords: yb3 ho3; doped silicate; ho3 doped; mid infrared ... See more keywords
Efficient Color Tuning of Upconversion Luminescence from Core-Shell Oxysulfide Nanoparticles
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Nanomaterials"
DOI: 10.1155/2019/7152690
Abstract: The Y2O2S:Er3+@Y2O2S:Yb3+,Ho3+ core-shell up-conversion (UC) nanoparticles were successfully synthesized by the homogeneous co-precipitation method. The Y2O2S:Er3+@Y2O2S:Yb3+,Ho3+ core-shell nanoparticles exhibit bright green emissions under 980 nm excitation, while the triple-ion doped Y2O2S:Er3+,Yb3+,Ho3+ sample presents mainly red… read more here.
Keywords: shell; core shell; yb3 ho3;