Plassys Evaporator: Difference between revisions

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== Overview ==
== Overview ==
Physical vapour deposition tool of aluminium via e-beam evaporation for Josephson junction fabrication.


Physical vapor deposition tool of aluminum via e-beam evaporation for Josephson junction fabrication.
It also provides an ion gun for surface preparation and etching purposes.  
It also provides an ion gun for surface preparation and etching purposes.  
The system has the capability of in-situ oxidation .


Film Quality : Surface roughness - 1.6 nm for 100nm thick film ( scan area 2 um /AFM Analysis ( June 2023)
The system has the capability of in-situ oxidation.
 
The sample stage can be cooled with LN2.
 
Film Quality: ''Surface roughness - 1.6 nm for 100nm thick film ( scan area 2 um /AFM Analysis (June 2023)''


== Currently loaded materials ==
== Currently loaded materials ==

Revision as of 12:14, 9 September 2025

Overview

Physical vapour deposition tool of aluminium via e-beam evaporation for Josephson junction fabrication.

It also provides an ion gun for surface preparation and etching purposes.

The system has the capability of in-situ oxidation.

The sample stage can be cooled with LN2.

Film Quality: Surface roughness - 1.6 nm for 100nm thick film ( scan area 2 um /AFM Analysis (June 2023)

Currently loaded materials

Crucible position Material Comment
1 Ti Currently In Use
2 - Empty
3 - Empty
4 Al NBI crucible
5 Al NQCP crucible

Substrates allowed

Silicon and Sapphire only