Specific Process Knowledge/Thin film deposition/Deposition of Chromium
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Chromium deposition
Chromium can be deposited by e-beam evaporation and sputter deposition. It should be noted that in e-beam evaporation, chromium does not melt but evaporates directly from the solid phase. In the chart below you can compare the different deposition equipment.
E-beam evaporation (Temescal) | E-beam evaporation (Wordentec) | E-beam evaporation (Physimeca) | Sputter deposition (Lesker sputterer) | |
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General description | E-beam deposition of Chromium | E-beam and sputter deposition of Chromium | E-beam deposition of Chromium | Sputter deposition of Chromium |
Pre-clean | Ar ion bombardment | RF Ar clean | RF Ar clean | |
Layer thickness | 10Å to 1µm* | 10Å to 1µm* | 10Å to 1000 Å | . |
Deposition rate | 2Å/s to 15Å/s | 10Å/s to 15Å/s | 10Å/s | Depending on process parameters, see here. |
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Allowed substrates |
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Allowed materials |
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Comment |
* For thicknesses above 200 nm permission from ThinFilm group is required.
Studies of Cr deposition processes
Uniformity of Cr layers - Uniformity of Cr layers deposited with different methods and settings
Sputtering of Cr in Wordentec- Settings and deposition rates