Chinese name: gadolinium hexaboride
English name: Gadolinium Boride
Chemical formula: GdB6
Molecular weight: 168.061
Density: 5.27 g/cm 3 at 25 °C
Melting point: 2510°C
Physical properties: Gadolinium boride is a black crystal with a high density. It has a high melting point and hardness.
Chemical properties: Gadolinium boride is stable at high temperatures, does not react with oxygen and is insoluble in water. It can form alloys with certain metals.

Preparation method:
1. Direct conversion method: Gadolinium and boron are placed in a high temperature furnace with the appropriate molar ratio, and gadolinium boride is obtained by direct reaction of them through chemical reaction.
2. Vapor deposition method: By evaporating gadolinium compounds and boron compounds and depositing them on the substrate, and then treating them with high temperature, gadolinium boride is formed.
The main uses of gadolinium boride are as follows:
1. Material application: Due to its high melting point, high hardness and chemical stability, gadolinium boride is widely used in the field of materials science. It can be used to prepare high-temperature tools and cutting tools, such as cutters, drills, etc.
2. Magnetic materials: Gadolinium boride has a high hysteresis loop, so it also has potential uses in magnetic materials.
3. Nanomaterials: Gadolinium boride nanoparticles have good magnetic properties, so they also have certain potential in nanotechnology and magnetic applications.