Effusion Cell EF 40C1

Technical data
Mounting flange | DN 40CF (rotatable) |
Heater | W wire (tungsten) |
Temperature range | EF 1200 °C (~250 °C - 1200 °C) EF 1500 °C (~250 °C - 1500 °C, 1600 °C for degas) |
Temperature stability | ± 0.1°C |
Crucible type (option) | PBN, Al2O3, Quartz (other materials on request) |
Crucibles volume | 5cc |
Evaporated materials | All typical materials according to crucible type |
Thermocouple type | EF 1200 °C - type K EF 1500 °C - type C |
Degassing temp. | 1600 °C |
Water cooling (required) | water flow: > 0.5 l/min, temperature: 20 - 30 °C, max pressure: 6 bar |
Insertion length | min. 114mm (other on request) OD: 35 mm |
Spot size | Dependent on working distance |
Working distance | 100 - 150 mm |
Bakeout temperature | up to 250 °C |
Working pressure | < 10-5 mbar |
EF 40C1 Effusion Cell (Knudsen Cell) is a source designed for delivering highly constant evaporation rates by indirect resistive heating at the material.
Custom insertion length 114 - 380 mm (other on request).
Features
- Extremely stable flux rates
- Various crucible materials
- Highly reproducible & reliable
- Suitable for use in any MBE system
- Mo free construction (allows high outgassing temperatures)
- Integral water cooling
Options
- Customised insertion length
- With or without integrated manual/electro-pneumatic shutter
- Linear shift
- Crucibles
- Thermocouple type C or K