Articles with "doped la2o3" as a keyword



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Luminescent properties of Er3+-doped La2O3-Ga2O3 glass prepared by aerodynamic levitation technique

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Published in 2021 at "Journal of Luminescence"

DOI: 10.1016/j.jlumin.2021.118355

Abstract: Abstract Although silicon photonics has made great progress, there are still challenges to realization of modules or devices such as integrated light sources and amplifiers because of the indirect band gap nature of silicon. In… read more here.

Keywords: la2o3 ga2o3; doped la2o3; er3 doped; ga2o3 glass ... See more keywords
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Electrical properties of epitaxial Lu- or Y-doped La2O3/La2O3/Ge high-k gate-stacks

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Published in 2017 at "Materials Science in Semiconductor Processing"

DOI: 10.1016/j.mssp.2016.11.016

Abstract: Abstract Electrical properties of epitaxial La 2 O 3 /germanium (Ge) structures can be significantly improved by using epitaxially grown Lutetium(Lu)- or Yttrium(Y)-doped La 2 O 3 passivation layers. For the metal-insulator-semiconductor (MIS) devices, hysteretic… read more here.

Keywords: la2o3 la2o3; la2o3 high; doped la2o3; epitaxial doped ... See more keywords
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Sr-doping effects on La 2 O 3 catalyst for oxidative coupling of methane

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Published in 2017 at "Chinese Journal of Catalysis"

DOI: 10.1016/s1872-2067(17)62823-7

Abstract: Abstract Density-functional theory calculations were carried out to study the strontium (Sr)-doping effect on methane activation over a lanthanum-oxide (La2O3) catalyst for the oxidative coupling of methane (OCM) using the cluster model. Eight Sr-doped La2O3… read more here.

Keywords: la2o3; doped la2o3; ch4; la2o3 clusters ... See more keywords
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Ultrathin Ce-doped La2O3 nanofilm electrocatalysts for efficient oxygen evolution reactions

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Published in 2022 at "Nanotechnology"

DOI: 10.1088/1361-6528/ac5b55

Abstract: It is still highly desired to develop efficient, resource-abundant and inexpensive electrocatalysts to improve the sluggish kinetics of oxygen evolution reaction (OER) in electrochemical water splitting systems. In this work, the large-area ultrathin (2.52 nm… read more here.

Keywords: ultrathin doped; oxygen evolution; high mass; doped la2o3 ... See more keywords
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Comparative study of upconversion and photoacoustic measurements of Er3+/Yb3+ doped La2O3 phosphor under 980 nm

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Published in 2022 at "Methods and Applications in Fluorescence"

DOI: 10.1088/2050-6120/ac9fa7

Abstract: The Er3+/Yb3+doped La2O3 phosphor samples were synthesized by the combustion method and then photoluminescence and photoacoustic spectroscopic studies were done. Prepared samples were annealed at 800 °C, 1000 °C and 1300 °C and all samples… read more here.

Keywords: doped la2o3; upconversion; emission; yb3 doped ... See more keywords
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Study on Upconversion and Thermal Properties of Tm3+/Yb3+ Co-Doped La2O3-Nb2O5-Ta2O5 Glasses

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Published in 2018 at "Materials"

DOI: 10.3390/ma11081352

Abstract: The effect of Yb3+ ions on upconversion luminescence and thermal properties of Tm3+/Yb3+ co-doped La2O3-Nb2O5-Ta2O5 glasses has been studied. Glass transition temperature is around 740 °C, indicating high thermal stability. The effect of Yb3+ ions… read more here.

Keywords: doped la2o3; la2o3 nb2o5; tm3 yb3; thermal properties ... See more keywords
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Tribological Properties of Mo-Si-B Alloys Doped with La2O3 and Tested at 293–1173 K

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Published in 2019 at "Materials"

DOI: 10.3390/ma12122011

Abstract: According to the stoichiometric ratios of Mo-10Si-7B, Mo-12Si-8.5B, Mo-14Si-9.8B, and Mo-25Si-8.5B, some new Mo-Si-B alloys doped with 0.3 wt % lanthanum (III) oxide (La2O3) were prepared via liquid-liquid (L-L) doping, mechanical alloying (MA), and hot-pressing… read more here.

Keywords: tribological properties; properties alloys; doped la2o3; friction ... See more keywords