Specific Process Knowledge/Thin film deposition/Deposition of Tungsten

From LabAdviser

Tungsten (W) can be deposited by e-beam evaporation. In the chart below you can compare the different deposition equipment.


E-beam evaporation (Alcatel)
Batch size
  • Up to 1x4" wafers
  • smaller pieces
Pre-clean RF Ar clean
Layer thickness 10Å to 1µm
Deposition rate 2Å/s to 15Å/s