Double Filament Effusion Cell

EF 40C1DF Double Filament Effusion Cell is a source with two independently operated filaments for greater convenience in the evaporation process.

Custom insertion length min. 325 mm (other on request).

Power supply operated by completely intuitive touch screen with dual-mode heating (resistive and electron bombardment) and high efficiency.

Other Features

Features

Options

Double Filament Effusion Cell EF40 1DF
Mounting Flange	DN 40CF (rotatable)
Heater	W wire (tungsten)
Temperature range	250 °C - 1400 °C
Temperature stability	± 0.1°C
Crucible type (option)	PBN, Al₂O₃, Quartz (other materials on request)
Crucibles volume	5cc
Evaporated materials	Group III-V MBE all typical materials (e.g. Ga, In, Al, Si, Be, Cu, Ag, Au, CaF₂)
Thermocouple type	Type C
Degassing temp.	1450 °C
Water cooling (required)	water flow: > 0.5 l/min, temperature: 15 - 30 °C, max pressure: 6 bar
Insertion length	min. 325 mm (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