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199923

Sigma-Aldrich

氧化镧(III)

99.99% trace metals basis

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别名:
三氧化二镧, 三氧化镧, 氧化镧, 氧化镧(3+)
线性分子式:
La2O3
CAS号:
1312-81-8
分子量:
325.81
EC 号:
215-200-5
MDL编号:
MFCD00011071
PubChem化学物质编号:
24851945
NACRES:
NA.23

检测方案

99.99% trace metals basis

形式

powder

reaction suitability

reagent type: catalyst
core: lanthanum

密度

6.51 g/mL at 25 °C (lit.)

application(s)

battery manufacturing

SMILES string

O=[La]O[La]=O

InChI

1S/2La.3O

InChI key

KTUFCUMIWABKDW-UHFFFAOYSA-N

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相关类别

一般描述

La2O3 是宽带隙p型半导体，含Ln-4f空壳层，广泛用于制造光学材料、介电材料和半导体陶瓷。La2O3也在诸多有机转化反应中用作催化剂。

应用

氧化镧可用作制备防辐射玻璃的掺杂剂。例如，它可添加到废钠钙玻璃中，提高玻璃的线性衰减系数和防辐射性能。

可用作可回收催化体系，用于合成二苯硫化物和硒化物，以及用于芳基卤化物和杂芳胺的C-N交叉偶联反应。

可用作促进剂或支持材料，用于金催化的甲醇的选择性氧化反应。
LAMOX 快离子导体和超导体的前体。

特点和优势

  • 高折射率
  • 低分散性
  • 在玻璃基底中呈无色
  • 高效、低成本、可回收催化剂

储存分类代码

13 - Non Combustible Solids

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

dust mask type N95 (US), Eyeshields, Gloves

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Yuhui Ma et al.
Nanotoxicology, 5(4), 743-753 (2011-01-26)
With the increasing applications of metal-based nanoparticles in various commercial products, it is necessary to address their environmental fate and potential toxicity. In this work, we assessed the phytotoxicity of lanthanum oxide (La₂O₃) NPs to cucumber plants and determined its
Anita J Vincent-Johnson et al.
Journal of physics. Condensed matter : an Institute of Physics journal, 25(3), 035901-035901 (2012-12-12)
Upon excitation in thin oxide films by infrared radiation, radiative polaritons are formed with complex angular frequency ω, according to the theory of Kliewer and Fuchs (1966 Phys. Rev. 150 573). We show that radiative polaritons leak radiation with frequency
Tiziano Montini et al.
ChemSusChem, 3(5), 619-628 (2010-04-28)
Glycerol is the main byproduct of biodiesel production and its increased production volume derives from the increasing demand for biofuels. The conversion of glycerol to hydrogen-rich mixtures presents an attractive route towards sustainable biodiesel production. Here we explored the use
Hyun Ju Park et al.
Bioresource technology, 101 Suppl 1, S83-S85 (2009-07-29)
Fast pyrolysis of sewage sludge was carried out under different reaction conditions, and its effects on bio-oil characteristics were studied. The effect of metal oxide catalysts on the removal of chlorine in the bio-oil was also investigated for four types
A J Barón-González et al.
Journal of physics. Condensed matter : an Institute of Physics journal, 23(49), 496003-496003 (2011-11-24)
The origin of dielectric anomalies and magnetodielectric response of La(2)MnCoO(6) has been investigated by means of ultra-high resolution synchrotron x-ray powder diffraction, neutron powder diffraction, resistivity, magnetization and dielectric measurements. The study has been performed on two different bulk samples
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