Dry dilution fridges

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Blue Lagoon


Specifications :
  • Bluefors LD dilution refrigerator with base temperature under 10 mK
  • Vector magnet, 6-1-1 T
  • 0.2-3 GHz read-out line with cryogenic low noise amplifier
  • Bottom loader for fast sample exchange
  • 32 high frequency lines / 24 DC lines
  • 4 – 8 GHz read-out line with cryogenic low noise amplifier

    • Experiments :
  • Characterization of superconducting resonators
  • Silicon quantum dots coupled to superconducting resonators
  • Germanium quantum dots
  • Silicon hole spins coupled to cavity photons
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    Smurf


    Smurf is BlueLagoon's "twin" fridge, with a brand new RF tree! It has now 17 RF lines and 2 low noise amplifiers.

    Triton


    Specifications :
  • Oxford Instruments dilution refrigerator with base temperature under 10 mK
  • Vector magnet delivering up to (1, 1, 6) Tesla on (x, y, z)
  • Bottom loader for fast sample exchange
  • 4 high frequency lines from which a read-out line goes through a cryogenic low noise amplifier
  • 24 DC lines

    • Experiments :
  • Characterization of double quantum dot hole systems
  • Hole Spin Qubit experiments
  • Reflectometry based readout
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    Tritonito


    Specifications :
  • 3He refrigerator fully homemade, except for the pulse tube
  • Magnetic field (8T)
  • High frequency and DC linesfor qubit experiments
  • Additional wiring for cryo-CMOS out of the field
  • 2 independent RF reflectometry setups with cryogenic low noise amplifiers

    • Experiments :
  • Silicon nanowire quantum dots
  • Quantum bits
  • Cryo-CMOS


    • Wet dilution fridges

    CryoConcept




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    Dilu06


    Specifications :
  • Home-made wet dilution refrigerator with continuous exchangers
  • Base temperature around 40 mK
  • Magnetic field up to 8 T
  • Two independent radio-frequency reflectometry setups

    • Experiments :
  • Reflectometry on coupled quantum dots
  • Transport in quantum dots and electron pumps


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    Diluette


    Specifications :
  • Commercial (Air Liquide) dilution fridge for fast operation down to 40mK
  • Equipped for standard filtered electrical transport measurements
  • It has been cooled down more than 350 times since 1998!

    • He³ fridges

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    Heliox


    The nick-named « Heliox short » is a wet 3He refrigerator, equipped with 24 DC lines, with a 8T superconducting magnet.