199923
Lanthanum(III) oxide
99.99% trace metals basis
동의어(들):
Dilanthanum trioxide, Lanthanum oxide, Lanthanum trioxide, Lanthanum(3+) oxide
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모든 사진(3)
About This Item
Linear Formula:
La2O3
CAS Number:
Molecular Weight:
325.81
EC Number:
MDL number:
UNSPSC 코드:
12352303
PubChem Substance ID:
NACRES:
NA.23
추천 제품
일반 설명
La2O3 is a wide band gap p-type semiconductor with an empty Ln-4f shell and is widely used to prepare optical materials, dielectrics, and conductive ceramics. La2O3 can also be used as a catalyst in many organic transformations.
애플리케이션
Lanthanum(III) oxide can be used as a dopant to prepare radiation-shielding glasses. For example, it can be added to waste soda-lime glass to improve the linear attenuation coefficient and radiation shielding characteristics of the glass.
It can be used as a recyclable catalytic system for the synthesis of diphenyl sulfides and selenides and for the C-N cross-coupling of aryl halides with heteroaromatic amines.
It can also be used as a promoter or support material for the selective oxidation of methanol over gold catalyst.
It can be used as a recyclable catalytic system for the synthesis of diphenyl sulfides and selenides and for the C-N cross-coupling of aryl halides with heteroaromatic amines.
It can also be used as a promoter or support material for the selective oxidation of methanol over gold catalyst.
Precursor to LAMOX fast ion conductors and superconductors.
특징 및 장점
- High refractive index
- Low dispersion
- Colorless in the glass matrix
- Efficient, inexpensive, and recyclable catalyst
Storage Class Code
13 - Non Combustible Solids
WGK
WGK 3
Flash Point (°F)
Not applicable
Flash Point (°C)
Not applicable
개인 보호 장비
dust mask type N95 (US), Eyeshields, Gloves
이미 열람한 고객
Ling Zhang et al.
Journal of hazardous materials, 190(1-3), 848-855 (2011-05-03)
Phosphate removal from wastewater is very important for the prevention of eutrophication. Adsorption of phosphate from water was investigated using activated carbon fiber loaded with lanthanum oxide (ACF-La) as a novel adsorbent. The effects of variables (La/ACF mass ratio, impregnation
A K Singh et al.
Optics letters, 37(5), 776-778 (2012-03-02)
Low-power-threshold cw laser-induced incandescence (CWLII) has been observed in La(2)O(3):Er(3+)-Yb(3+) phosphor on excitation by a 976 nm IR laser. It is suggested that incandescence originates from the extensive heating induced by the nonradiative processes taking place following the laser excitation.
Jinhua Mao et al.
Journal of physics. Condensed matter : an Institute of Physics journal, 23(33), 336001-336001 (2011-08-04)
The static and dynamic features of magnetization have been investigated in terms of dc magnetization, ac susceptibility, and memory effects on single-layered perovskite La(0.7)Sr(1.3)CoO(4). The results indicate that short-range ferromagnetic clusters coexist with the glassy magnetic state, i.e., a cluster-glass
Pei Lu et al.
Environmental technology, 33(7-9), 1029-1036 (2012-06-23)
In this paper, catalytic samples of 10, 20, 30, 40 and 50% (w/w) urea/activated carbon fibre (AFC), 10% urea--5% La2O3/ACF, 10% urea--10% La2O3/ACF, 10% urea--15% La2O3/ACF, 20% urea--5% La2O3/ACF, 20% urea--10% La2O3/ACF, and 20% urea-15% La2O3/ACF were prepared and used
A A Nogiwa-Valdez et al.
Acta biomaterialia, 9(4), 6226-6235 (2012-12-12)
Zirconia has been used as an orthopaedic material since 1985 and is increasingly used in dental applications. One major concern with the use of zirconia is the significant loss in mechanical properties through hydrothermal degradation, with the uncontrolled transformation of
문서
Rechargeable solid-state batteries are becoming increasingly important due to wide-spread use in computers, portable electronics, and vehicular applications.
The prevailing strategies for heat and electric-power production that rely on fossil and fission fuels are having a negative impact on the environment and on our living conditions.
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