Cryostat ROTA

Rota cryostat

Main characteristics

  • Minimum temperature in 3He sample: 140 µK (combination of dilution refrigerator and nuclear cooling stage)
  • Rotation velocity up to 4 rad/s
  • Heat leak to sample in rotation: below 25 pW
  • Cooldown time to the lowest temperatures: 1-2 weeks
  • He boiloff: total 30 liters/day



  • Low temperature NMR for 3He

  • Interface between superfluid 3He-A and 3He-B phases

  • Magnon Bose-Einstein condensates

  • Quartz tuning forks


Location: Nanotalo, 170a, Cryohall

Contact person: Vladimir Eltsov

Page content by: communications-phys [at] aalto [dot] fi (Department of Physics) | Last updated: 29.03.2016.