2.0-µm and 4.1-µm mid-infrared broadband emission enhancement in Ho3+/Yb3+ co-doped tellurite–germanate glasses
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Materials Science: Materials in Electronics"
DOI: 10.1007/s10854-019-02725-8
Abstract: Ho3+/Yb3+ co-doped tellurite–germanate glasses with lower phonon energy (771 cm−1) were prepared by conventional melt-quenching method. The prepared samples were characterized by emission spectra, differential scanning calorimeter (DSC) curve, X-ray diffraction (XRD) pattern, and Raman… read more here.
Keywords: doped tellurite; tellurite germanate; yb3 doped; ho3 yb3 ... See more keywords
Up-conversion and 2 µm mid-infrared emission effective enhancements in Ho3+/Yb3+ co-doped tellurite glass
Sign Up to like & getrecommendations! Published in 2021 at "Optik"
DOI: 10.1016/j.ijleo.2021.167262
Abstract: Abstract Rare-earth ions doped fiber lasers at 2 µm can supply various applications in daily life. In this paper, Ho3+/Yb3+ co-doped tellurite glasses were prepared by the high temperature melting method to obtain a strong 2 µm… read more here.
Keywords: yb3 doped; mid infrared; emission; yb3 ... See more keywords
Preparation and improved photocatalytic activities of Ho3+/Yb3+ co-doped Bi2MoO6
Sign Up to like & getrecommendations! Published in 2017 at "Materials Chemistry and Physics"
DOI: 10.1016/j.matchemphys.2017.06.053
Abstract: Abstract Ho3+/Yb3+ co-doped Bi2MoO6 (Ho3+/Yb3+-Bi2MoO6) photocatalyst has been prepared via coprecipitation method followed by an annealing process. The as-synthesized powder exhibits spherical and sheet structure with size of 200 nm-300 nm. Then the photocatalyst was applied to… read more here.
Keywords: bi2moo6; doped bi2moo6; improved photocatalytic; ho3 yb3 ... See more keywords
Manipulating Upconversion Emission and Thermochromic Properties of Ho3+/Yb3+-Codoped Al2Mo3O12 Microparticles by Negative Lattice Expansion for Multimode Visual Optical Thermometry.
Sign Up to like & getrecommendations! Published in 2022 at "Inorganic chemistry"
DOI: 10.1021/acs.inorgchem.2c01813
Abstract: To ameliorate the inherent thermal quenching behaviors of upconverting materials, a series of Ho3+/Yb3+-codoped Al2Mo3O12 (i.e., Al2Mo3O12:Ho3+/2xYb3+) microparticles were developed. Upon excitation at 980 nm, intense upconversion (i.e., UC) emissions arising from Ho3+ are observed,… read more here.
Keywords: multimode visual; codoped al2mo3o12; ho3 yb3; emission ... See more keywords
Multifunctional Optical Thermometry Based on the Rare-Earth-Ions-Doped Up-/Down-Conversion Ba2TiGe2O8:Ln (Ln = Eu3+/ Er3+/ Ho3+/ Yb3+) Phosphors.
Sign Up to like & getrecommendations! Published in 2019 at "Inorganic chemistry"
DOI: 10.1021/acs.inorgchem.9b00646
Abstract: The fabrication of a multifunctional sensor together with a widening temperature-sensing range is an essential challenge in optical thermometers especially for trivalent lanthanide-doped materials. Herein, we design a wide range, highly sensitive, and multifunctional thermometer… read more here.
Keywords: optical thermometry; er3 ho3; ho3 yb3; eu3 ... See more keywords
Enhanced and Stable Upconverted White-light Emission in Ho3+/Yb3+/Tm3+-doped LiNbO3 Single Crystal via Mg2+ Ion Doping
Sign Up to like & getrecommendations! Published in 2017 at "Scientific Reports"
DOI: 10.1038/s41598-017-15367-9
Abstract: A strategy to enhance the upconversion white-light intensity via Mg2+ ion doping was demonstrated in Ho3+/Yb3+/Tm3+/LiNbO3 single crystal. It is found Mg2+ ion doping affects the crystal field symmetry around RE3+ ions and enhance the… read more here.
Keywords: mg2 ion; ion doping; ho3 yb3; yb3 tm3 ... See more keywords
Upconversion luminescence and temperature-sensing properties of Ho3+/Yb3+-codoped ZnWO4 phosphors based on fluorescence intensity ratios
Sign Up to like & getrecommendations! Published in 2017 at "RSC Advances"
DOI: 10.1039/c7ra05846b
Abstract: Ho3+/Yb3+-codoped ZnWO4 phosphors were synthesized using a solid state reaction method and their structures, upconversion (UC) luminescence, and temperature-sensing properties were investigated. The obtained ZnWO4:0.01Ho3+/xYb3+ phosphors crystallized in the monoclinic phase with space group P2/c.… read more here.
Keywords: temperature; ho3 yb3; intensity; temperature sensing ... See more keywords
Synthesis and upconversion emission studies of CaYF5:Ho3+/Yb3+ phosphor and its applications in optical thermometry, fingerprint detection, and security ink
Sign Up to like & getrecommendations! Published in 2023 at "RSC Advances"
DOI: 10.1039/d3ra00644a
Abstract: In this work, a CaYF5:Ho3+/Yb3+ upconversion phosphor was synthesized and its structural, morphological, and optical properties were studied. The upconversion emission study was performed at an excitation pump power density of 5 W cm−2 and… read more here.
Keywords: upconversion emission; phosphor; ho3 yb3; cayf5 ho3 ... See more keywords
A New Up-conversion Material of Ho3+-Yb3+-Mg2+ Tri-doped TiO2 and Its Applications to Perovskite Solar Cells
Sign Up to like & getrecommendations! Published in 2018 at "Nanoscale Research Letters"
DOI: 10.1186/s11671-018-2681-4
Abstract: A new up-conversion nanomaterial of Ho3+-Yb3+-Mg2+ tri-doped TiO2 (UC-Mg-TiO2) was designed and synthesized with a sol-gel method. The UC-Mg-TiO2 presented enhanced up-conversion fluorescence by an addition of Mg2+. The UC-Mg-TiO2 was utilized to fabricate perovskite… read more here.
Keywords: tio2; new conversion; conversion; ho3 yb3 ... See more keywords
Photon quantification in Ho3+/Yb3+ co-doped opto-thermal sensitive fluotellurite glass phosphor.
Sign Up to like & getrecommendations! Published in 2020 at "Applied optics"
DOI: 10.1364/ao.396393
Abstract: Multi-photon-excited thermal-correlated green and red upconversion (UC) emissions have been quantified in Ho3+/Yb3+ co-doped fluotellurite (BZLFT) glass phosphor under the 978 nm laser excitation. The temperature dependence of the fluorescence intensity ratio (FIR) originated from… read more here.
Keywords: photon; glass phosphor; temperature; ho3 yb3 ... See more keywords