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Science Users Information  >  Observing Facilities  >  ALMA  >  ALMA News  >  EU ARC Announcements  >  AIN SIS development study
  30 Jan 2026
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Results from AlN SIS junctions study published

Published: 25 Jan 2026
Niobium/Aluminium Nitride/Niobium tunneling structure

The results from the recently completed ESO ALMA development study on the development of sub-micron sized Aluminium Nitride barrier Superconductor Insulator Superconductor junctions have now been published in an article in the Journal of Superconductor Science and Technology . The full study report has now also been made public on the ESO ALMA development pages.

Contributed by Carlos de Breuck

file
Niobium/Aluminium Nitride/Niobium tunnelling structure showing the extremely thin layers possible with this new technology.

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