Cerium Hexaboride Disc
Boron Carbide Parts China, Advanced Ceramics Division supplies high-quality and competitive price advanced Cerium Hexaboride (CeB6) Disc.
Cerium Hexaboride Disc, CeB6 Discs
Cerium boride disc, also known as cerium hexaboride disc or CeB6, is a refractory ceramic material. The main use of cerium hexaboride is a hot cathode coating or a hot cathode made of cerium hexaboride crystals. It usually operates at a temperature of 1450 ° C.
Boron Carbide Parts China, advanced ceramics division is a leading supplier of ceramic materials. We offer cerium boride disc or sputtering target of high purity and at competitive prices.
Cerium Hexaboride Properties
| Compound Formula | CeB6 |
| Molecular Weight | 204.98 |
| Appearance | Purple |
| Melting Point | 2552°C |
| Density | 4.80-4.87 g/cm3 |
| Solubility in water | insoluble |
| Crystal structure | Cubic |
Material Data Comparison for LaB6 and CeB6 Ceramics
| Parameter | Units | LaB6 | CeB6 |
| Stoichiometry | N/A | ~6 | |
| Metal Impurities | ppm by wt. | <30 | |
| Density | g/cm3 | 4.72 | 4.80 |
| Coefficient of Thermal Expansion | α x 106 | 5.6 | 6.2 |
| Electrical Resistivity | µΩ-cm | ~50 | ~65 |
| Effective Work Function (100) at 1800 K | eV | 2.70 | 2.65 |
| Spectral Emissivity at 0.65 microns | N/A | 0.765 | 0.779 |
| Evaporation rate at 1800 K (UHV) | g/cm2/s | 2.2 x 10-9 | 1.6 x 10-9 |
| Orientation limit for specific orientation | degrees | <2 | |
| Pyrolitic block mount resistance @ 1800 K | Ohms | 1.45 | |
Cerium Hexaboride Disc Applications
-Thermionic emission (cathode)
-Plasma soure for plasma enhanced coating (PECVD)
-Vacuum electron beam welding machine
-Electron beam surface reforming device
-Electron beam lithography device
-Transmission electron microscope
-Scanning electron microscope
-Surface analysis device
-Radiotherapy devices
Packing of Cerium Hexaboride (CeB6)
Our Cerium Hexaboride Disc is carefully handled to minimize damage during storage and transportation and to preserve the quality of products in their original condition. Vacuum packing is used for some the ceramic parts.
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