Applied Physics Technologies manufactures electron sources used primarily for analysis and inspection equipment and metal 3D printers.
Main products
CeBix®
Materials |
Cerium Hexaboride(CeB6)
|
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. |
LaB6
Materials |
Lanthanum Hexaboride (LaB6)
|
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. |
REFRACTORY METAL SINGLE CRYSTALS
Materials |
W, Ta, Mo, Re, Ir, Hc, Pt, Ni, etc.
|
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. |
TRANSITION METAL CARBIDE CATHODES
Materials |
HfC, ZrC, TiC, NbC, etc.
|
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. |
Type of electron source
Comparison Item |
Thermionic Source (W) |
Thermionic Source (LaB6/CeBix®) |
Schottky (SE) Electron Source |
Field Emission(FE)Electron Source |
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 |
△ |