Applied Physics Technologies manufactures electron sources used primarily for analysis and inspection equipment and metal 3D printers.
Materials | Cerium Hexaboride(CeB6)![]() |
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Features | Long lifetime, High brightness, Contaminate Resistant(Comparison with LaB6) |
Application | Scanning Electron Microscope (SEM),Transmission Electron Microscope (TEM),Electron Beam Microanalyzer (EPMA)Surface Analyzer,Metal 3D printer,Micro Focus X-Ray source,Lithography equipment, etc. |
Materials | Lanthanum Hexaboride (LaB6)![]() |
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Features | Long lifetime, High brightness (Comparison with Tungsten Filament). |
Application | Scanning Electron Microscope (SEM),Transmission Electron Microscope (TEM),Electron Beam Microanalyzer (EPMA)Surface Analyzer,Metal 3D printer,Micro Focus X-Ray source,Lithography equipment, etc. |
Materials | W, Ta, Mo, Re, Ir, Hc, Pt, Ni, etc.![]() ![]() |
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Features | Manufacturing High Purity and High Quality Single Crystals by Zone Refining Process with In-house Equipment. |
Application | SEM, TEM, Semiconductor Analysis Equipment, X-Ray Tube, EPMA, Lithography Equipment, etc. |
Materials | HfC, ZrC, TiC, NbC, etc.![]() ![]() |
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Features | High Melting Point, High Durability, Lower Evaporation (Long Lifetime) High Performance under Poor Vacuum Environment |
Application | Better Performance With Replacing Current Thermal Emission Source, Materials for R&D, Various Electron Source Application, etc. |
Comparison Item | Thermionic Source (W) | Thermionic Source (LaB6/CeBix®) | Schottky (SE) Electron Source | Field Emission(FE)Electron Source |
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Electron Beam Emission Method | Heat W Hairpin Filament | Heat a Small Single Crystal | Heating and Applying High Voltage to Needle Metal (Use Schottky Effect) | Application of High Voltage to Needle Metal (Use Tunnel Effect) |
Brightness | △ | 〇 | ◎ | ◎+ |
Monochromaticity | ✕ | △ | 〇 | ◎ |
Resolution | △ | 〇 | ◎ | ◎+ |
Amperage | 〇 | ◎ | ◎ | △ |
Stability | ◎ | 〇 | ◎ | △ |
Lifetime | △ | 〇 | ◎ | 〇 |
Cost | ◎ | 〇 | △ | 〇 |
Handle ability | ◎ | 〇 | 〇 | △ |