MSE PRO™ 99.5% (2N5) Lanthanum Nitride (LaN) Powder, Pass 200 Mesh

Description

Product name: Lanthanum Nitride

Chemical formula: LaN

CAS number: 25764-10-7

EINECS number: 247-245-1

Purity: 99.5%

Appearance: black powder

Mesh number: -200

Molecular weight: 152.91

Melting point: 2450°C

Boiling point: N/A

Density: 6.73 g/cm³

Solubility: insoluble in water, soluble in acid

Production standards: GB/T 13558-2019

Packaging: in plastic bottles, lined with plastic bags and filled with argon gas for protection or according to customer requirements

Properties of Lanthanum Nitride

The chemical formula of lanthanum nitride is LaN, where lanthanum and nitrogen atoms form a covalent bond by sharing electrons. The compound has physical properties such as high melting point, high hardness, and high thermal conductivity. Lanthanum nitride appears as a gray solid powder at room temperature, has high chemical stability and does not easily react with water and air. In addition, the density of lanthanum nitride is 6.67g/cm3, the melting point is 2740°C, and the hardness is equivalent to Mohs hardness level 8. These properties make lanthanum nitride stable to high temperatures and chemical environments.

Preparation Method Of Lanthanum Nitride

Under the protection of inert gas and under normal pressure conditions, nanometer metal lanthanum nitride powder reacts with flowing nitrogen at 100-400°C for 1-24 hours to generate black nanometer metal lanthanum nitride powder. The particle diameter is less than 100nm, and the minimum is 1nm.

The following two are common methods for preparing Lanthanum Nitride

1. Thermodynamic synthesis: Thermodynamic synthesis is to prepare lanthanum nitride through the mutual reaction of element mixtures under high temperature and pressure. The advantage of this method is that it can achieve rapid mixing and reaction of elements at higher temperatures and pressures. However, the disadvantage of this method is that it requires special equipment and higher costs to achieve the required temperature and pressure conditions.

2. Solid-phase synthesis: Solid-phase synthesis is usually used to prepare lanthanum nitride. This method is to react between substances through a crucible under certain temperature and pressure conditions to prepare the required substances. This method is commonly used and is relatively simple to operate. It can effectively control costs, increase the preparation volume and control the corresponding reaction conditions, so it is conducive to large-scale production.

Uses of Lanthanum Nitride

LaN is mainly used in high-end ceramics, LED luminescent materials, phosphors, special metallurgy, magnetic materials, and semiconductor devices. Lanthanum nitride is easily deliquescent and is a paramagnetic substance that can be used as a catalyst for ammonia synthesis. Research shows that LaN is an efficient nickel-based ammonia synthesis catalyst.

Application in high-temperature materials: Due to its excellent high-temperature stability, lanthanum nitride can be used as high-temperature materials in electronic devices and high-temperature furnaces. Lanthanum nitride, as a high-temperature coating material, can improve the performance and service life of equipment. In addition, lanthanum nitride can also be used as an optical material to manufacture high-transmittance lenses, mirrors, etc.

Applications in the electronics industry: Lanthanum nitride is widely used due to its properties such as high thermal conductivity and electrical conductivity. As a semiconductor material, lanthanum nitride has high breakdown voltage and high reliability, ensuring the stability and performance of the device. In addition, lanthanum nitride can also be used as a resistive material for manufacturing resistors with high precision and stability.

Application in the optical industry: Lanthanum nitride has optical properties such as high transmittance and high refractive index, so it is widely used in the optical field. In optical coatings, lanthanum nitride can be used as a highly reflective film material to manufacture high-reflectivity mirrors, lenses and other optical components. In addition, lanthanum nitride can also be used as a window material for high temperature and laser measurements, as a coating material for infrared optical components, etc.

Application in chemical industry: In the chemical industry, lanthanum nitride is widely used as a high-tech chemical. For example, lanthanum nitride is used as a raw material for the production of high-purity silicon and germanium. In addition, lanthanum nitride can be used as a catalyst precursor to catalyze the reaction process.

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