TransMIT-Center of Adaptive Cryotechnology and Sensors

Recent Research and Development Projects/New products:
 
  		• Efficient pulse tube cooler for operation of a superconducting 400 kW motor at ca. 27 K (http://w4.siemens.de/infobank/photo/2001/adld200107863p.html).

    As partner of Siemens AG, Erlangen
    (http://w4.siemens.de/ct/en/publications/power/downloads/superconductivity-cryogenics.pdf)

    Leybold Vakuum GmbH, Cologne
    (http://www.leyboldvac.de/)

    Project supported by the German Ministry of Education and Research (BMBF)
     
  		• Efficient Stirling-type pulse tube cold heads for mobile communication

    as part of a government supported joint project on "High temperature superconductors and novel ceramics for future communication technology".

    Partners:
    AEG INFRAROT-MODULE GmbH, Heilbronn
    (http://www.aim-ir.de/english/products/coolers.html)

    Leybold Vakuum GmbH, Cologne
    (http://www.leyboldvac.de/)


     
  		• Low-power 4 K pulse tube cooler for cryoelectronics

    as part of the government supported joint project "Quantum synthesizer".

    Partners:
    IPHT e.V. (Jena)
    Physikalisch Technische Bundesanstalt (Braunschweig)
    PREMA GmbH (Mainz)
    FZ Jülich
    TU Karlsruhe
     
  		• Two-stage pulse tube cooler with separate gas circuits

    This novel PTC reached a record low temperature of 1.27 K using Helium-3 as working fluid in the second stage. (N. Jiang, U. Lindemann, F. Giebeler, G. Thummes: "A 3He pulse tube cooler operating down to 1.3 K", Cryogenics 44, 809-816 (2004))