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Frequently Asked Questions

     Due to the small size of the boat and, in turn, the small amount of material used, applying a constant current will result in a decreasing deposition rate over time. In order to maintain a deposition rate, higher powers will need to be applied throughout the evaporation process.

Category: Evaporation Sources

Sub-Category: Crucibles and Crucible Heaters

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Contact Us - Frequently Asked Questions - I’m using EVS9AAOW to thermally evaporate cobalt. Why is my deposition rate dropping?