TrapFab

Development of microfabricated plaforms for atomic quantum systems with applications in quantum computing and sensing.

Activities

  • Establish Regional TrapFab Facility which achieves/improves
    • Coating Technology,
    • Fine Placement,
    • Chip integrated detectors
    • Chip integrated light sources
  • Long-term goal to achieve UHV, hand-held portable device;
  • Establish spin-offs e.g. ion traps, quantum computing
  • Support EU project

Scientific Output

  • Publications

    Dubielzig T, Halama S, Hahn H, Zarantonello G, Niemann M, Bautista-Salvador A et al. Ultra-low-vibration closed-cycle cryogenic surface-electrode ion trap apparatus. Review of scientific instruments. 2021 Apr 13;92(4). 043201.

    doi.org/10.1063/5.0024423

    Tanaka U, Nakamura M, Hayasaka K, Bautista-Salvador A, Ospelkaus C, Mehlstäubler TE. Creation of double-well potentials in a surface-electrode trap towards a nanofriction model emulator. Quantum Science and Technology. 2021 Mar 5;6(2). 024010.

    doi.org/10.1088/2058-9565/abe51a

    Nordmann T, Didier A, Doležal M, Balling P, Burgermeister T, Mehlstäubler TE. Sub-kelvin temperature management in ion traps for optical clocks. Review of scientific instruments. 2020 Nov 24;91(11). 111301.

    doi.org/10.48550/arXiv.2008.04231

    ,

    doi.org/10.1063/5.0024693

    Strempel K, Römer F, Yu F, Meneghini M, Bakin A, Wehmann HH et al. Vertical 3D gallium nitride field-effect transistors based on fin structures with inverted p-doped channel. Semiconductor Science and Technology. 2020 Oct 22;36(1). 014002.

    doi.org/10.1088/1361-6641/abc5ff

    Bautista-Salvador A, Zarantonello G, Hahn H, Preciado-Grijalva A, Morgner J, Wahnschaffe M et al. Multilayer ion trap technology for scalable quantum computing and quantum simulation. New journal of physics. 2019 Apr;21(4). 043011.

    doi.org/10.1088/1367-2630/ab0e46

    ,

    doi.org/10.15488/10409

    Christ M, Kassner A, Smol R, Bawamia A, Heine H, Herr W et al. Integrated atomic quantum technologies in demanding environments: development and qualification of miniaturized optical setups and integration technologies for UHV and space operation. CEAS Space Journal. 2019 Dec 1;11(4):561-566.

    doi.org/10.1007/s12567-019-00252-0

    Hahn H, Zarantonello G, Schulte M, Bautista-Salvador A, Hammerer K, Ospelkaus C. Integrated 9Be+ multi-qubit gate device for the ion-trap quantum computer. npj Quantum information. 2019 Aug 16;5(1). 70.

    doi.org/10.1038/s41534-019-0184-5

    ,

    doi.org/10.15488/9283

    Hahn H, Zarantonello G, Bautista-Salvador A, Wahnschaffe M, Kohnen M, Schoebel J et al. Multilayer ion trap with three-dimensional microwave circuitry for scalable quantum logic applications. Applied Physics B: Lasers and Optics. 2019 Jul 31;125(8). 154.

    doi.org/10.1007/s00340-019-7265-1

    Kassner A, Rechel M, Heine H, Herr W, Christ M, Krutzik M et al. Atom chip technology for use under UHV conditions. In Smart Systems Integration 2019: International Conference and Exhibition on Integration Issues of Miniaturized Systems, SSI 2019. VDE Verlag GmbH. 2019. p. 69-75. (Smart Systems Integration 2019 - International Conference and Exhibition on Integration Issues of Miniaturized Systems, SSI 2019).

    Zarantonello G, Hahn H, Schulte M, Bautista-Salvador A, Werner RF, Hammerer K et al. Robust and Resource-Efficient Microwave Near-Field Entangling ^{9}Be^{+} Gate. Physical review letters. 2019 Dec 31;123(26). 260503.

    doi.org/10.48550/arXiv.1911.03954

    ,

    doi.org/10.1103/PhysRevLett.123.260503

TG Members

  • Involved Members and their Relevant Expertise
    Members Institution Relevant Expertise
    Friederike Giebel, Leader LUH Fabrication of Surface-Electrode Ion Traps for Scaling and Integration, MEMS- and CMOS-technology
    Christian Ospelkaus LUH / PTB Scalable Surface-Electrode Ion Traps; Integrated Microwave and RF Control Elements
    Amado Bautista-Salvador LUH / PTB Scalable Surface-Electrode Ion Traps
    Andreas Waag TUBS Coherent Light Field Control; Nanophotonics for Atom and Ion Manipulation; Hybrid integration of GaN LEDs with conductive substrates
    Mayra Garcés-Schröder TUBS Nanophotonics for Atom and Ion Manipulation
    Stefanie Kroker PTB / TUBS Complex Coupled High Index Waveguide Arrays ; Photonic Nanomaterials in the Strong Optomechanical Coupling Regime
    Liam Shelling-Neto PTB / TUBS Complex Coupled High Index Waveguide Arrays
    Tanja Mehlstäubler PTB / LUH Dynamics of ion Coulomb Crystals; Integrated Chip Traps and Optical Components
    Daniel Bennett PTB Integrated Chip Traps and Optical Components
    Dietmar Kracht LZH Advanced Light Sources; Precision Additive Manufacturing of Quantum Sensors; High power solid-state single frequency amplifiers
    Christian Zander / Christian Hoff LZH Precision Additive Manufacturing of Quantum Sensors
    Boris Chichkov LUH Nanoscale Materials Processing
    Ulf Hinze LUH Nanoscale Materials Processing
    New W1 TUBS Photonic Electronic Hybrid Integration
    Marc Christopher Wurz LUH Development of compact vacuum pumps, pressure measruement devices and miniaturized Rb sources; Atom-Chip Based Gravimeters and Inertial Sensors
    Alexander Kassner LUH Atom-Chip Based Gravimeters and Inertial Sensors
    Ernst M. Rasel LUH Quantum Gravimeters; Atom-Chip Based Gravimeters and Inertial Sensors
    Milutin Kovacev LUH Enhanced Optical Nonlinearities and High-Harmonic Generation
    Philip Mosel LUH Enhanced Optical Nonlinearities and High-Harmonic Generation
    Markus Kromrey PTB Integrated Chip Traps and Optical Components
    Waldemar Herr LUH  
    Hendrik Heine LUH  
    Sven Abend LUH  
    Jacob Stupp LUH Fabrication of Surface-Electrode Ion Traps, Micro-structuring of Substrates & Assembly
    Eike Iseke LUH Fabrication of Surface-Electrode Ion Traps, Micro-structuring of Substrates & Assembly
    Julia-Aileen Coenders LUH Fabrication of 3D Ion Traps, Micro-structuring of Substrates & Assembly
    Nila Krishnakumar PTB Fabrication of Surface-Electrode Ion Traps, Micro-structuring of Substrates & Assembly
    Konstantin Thronberens PTB Fabrication of Surface-Electrode Ion Traps, Micro-structuring of Substrates & Assembly