lanthanum oxide


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lanthanum oxide

[′lan·thə·nəm ′äk‚sīd]
(inorganic chemistry)
La2O3 A white powder melting at about 2000°C; soluble in acid, insoluble in water; used to replace lime in calcium lights and in optical glass. Also known as lanthana; lanthanum sesquioxide; lanthanum trioxide.
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Catalyst Preparation: Incipient wet- impregnation method was employed to prepare iron (Fe) based catalysts supported over lanthanum oxide (La2O3).
Tenders are invited for Fabrication and supply of charge carrier boat made from Lanthanum Oxide doped Molybdenum material
The highest energy contribution is assigned to the bonding between lanthanum and zinc while the lowest energy contribution is attributed to the bonding in the lanthanum oxide clusters (Anandan et al.
In addition, no diffraction peaks corresponding to lanthanum and/or lanthanum oxide were present.
Lanthanum and cerium will be removed from the rare earth chloride solution using solvent extraction to produce four different rare earth products: lanthanum oxide, 99% grade; cerium hydroxide, 99% grade; mixed lanthanum and cerium oxide, 99% grade; and mixed praseodymium and lutetium oxide.
Lanthanum oxide nanoparticles have been used in the production of the hybrid materials due to their high dielectric constant while anthracene was used due to its very cheap price and good availability.
This fourth product follows the high purity mid + heavy rare earth oxide, the neodymium - praseodymium oxide and the lanthanum oxide previously announced.
Lanthanum nitrate was prepared by reacting lanthanum oxide (Inner Mongolia Baotou Rare Earth High Technology Co.
Before 1995, the deposits were estimated to host 120 items of rare earth metals: oxide of yttrium group, phosphors K-77, K-84, lanthanum oxide and neodymium, cerium dioxide, rare earth metals and alloys, beryllium.
BASF Coatings GmbH has been granted a patent for an aqueous coating composition comprised of a metal oxide selected from the group consisting of bismuth oxide, vanadium oxide, manganese oxide, cobalt oxide, zinc oxide, strontium oxide, yttrium oxide, molybdenum oxide, zirconium oxide, lanthanum oxide, oxides of the lanthanide series of elements
The lightest rare earth, lanthanum oxide, used in petroleum cracking catalysts, has lost 52 per cent of its value during the same period, and is now trading at $60-85/kg.