Open Many-Body Quantum Systems (Discontinued 2023)

Understanding fundamental aspects of quantum many-body systems coupled to an external environment and developing quantum technological applications.

Scientific Output

  • Publications
    Weimer H, Kazemi J. Unpredictability and entanglement in open quantum systems. New Journal of Physics. 2023 Sep 15;25(9):093034. doi: 10.1088/1367-2630/acf151
    Jamadagni A, Weimer H. Operational definition of topological order. Physical Review B. 2022 Aug 31;106(8):085143. doi:, 10.1103/PhysRevB.106.085143
    Singh VP, Weimer H. Driven-Dissipative Criticality within the Discrete Truncated Wigner Approximation. Physical Review Letters. 2022 Mai 17;128(20):200602. doi: 10.48550/arXiv.2108.07273, 10.1103/PhysRevLett.128.200602
    Jamadagni A, Ospelkaus S, Santos L, Weimer H. Quantum Zeno-based detection and state engineering of ultracold polar molecules. Physical Review Research. 2021 Sep 2;3(3):033208. doi: 10.1103/PhysRevResearch.3.033208
    Kiethe J, Timm L, Landa H, Kalincev D, Morigi G, Mehlstäubler TE. Finite-temperature spectrum at the symmetry-breaking linear to zigzag transition. Physical Review B. 2021 Mär 19;103(10):104106. doi: 10.1103/PhysRevB.103.104106
    Pistorius T, Weimer H. Variational analysis of driven-dissipative bosonic fields. Physical Review A. 2021 Dez 22;104(6):063711. doi: 10.1103/PhysRevA.104.063711
    Weimer H, Kshetrimayum A, Orús R. Simulation methods for open quantum many-body systems. Reviews of Modern Physics. 2021 Mär 24;93(1):015008. doi: 10.1103/RevModPhys.93.015008
    De Beule C, Dominguez F, Recher P. Aharonov-Bohm Oscillations in Minimally Twisted Bilayer Graphene. Physical review letters. 2020 Aug 28;125(9):096402. doi: 10.1103/PhysRevLett.125.096402
    Ekström J, Recher P, Schmidt TL. Transport properties of coupled Majorana bound states in the Coulomb blockade regime. Physical Review B. 2020 Mai 15;101(19):195420. doi: 10.1103/PhysRevB.101.195420
    Haidekker Galambos T, Hoffman S, Recher P, Klinovaja J, Loss D. Superconducting Quantum Interference in Edge State Josephson Junctions. Physical review letters. 2020 Okt;125(15):157701. doi: 10.1103/PhysRevLett.125.157701
    Park S, Sim HS, Recher P. Electron-Tunneling-Assisted Non-Abelian Braiding of Rotating Majorana Bound States. Physical review letters. 2020 Okt 28;125(18):187702. doi: 10.1103/PhysRevLett.125.187702
    Pistorius T, Kazemi J, Weimer H. Quantum Many-Body Dynamics of Driven-Dissipative Rydberg Polaritons. Physical review letters. 2020 Dez 30;125(26):263604. doi: 10.48550/arXiv.2003.10463, 10.1103/PhysRevLett.125.263604
    Weimer H, Timm L, Santos LS, Mehlstäubler TE. Energy localization in an atomic chain with a topological soliton. Physical Review Research. 2020 Aug 5;2(3):033198. doi: 10.1103/PhysRevResearch.2.033198, 10.1103/physrevresearch.2.033198, 10.48550/arXiv.1910.02135
    Carollo F, Gillman E, Weimer H, Lesanovsky I. Critical Behavior of the Quantum Contact Process in One Dimension. Physical review letters. 2019 Sep 6;123(10):100604. doi: 10.48550/arXiv.1902.04515, 10.1103/PhysRevLett.123.100604
    Schulz F, Budich JC, Novik EG, Recher P, Trauzettel B. Voltage-tunable Majorana bound states in time-reversal symmetric bilayer quantum spin Hall hybrid systems. Physical Review B. 2019 Okt 25;100(16):165420. doi: 10.1103/physrevb.100.165420

TG Members

  • Involved Members and their Relevant Expertise
    Members Institution Relevant Expertise
    Hendrik Weimer, Leader LUH Theory of Dynamics of Manybody Quantum Systems
    Luis Santos LUH Theory of Dynamics of Manybody Quantum Systems; Twisted-bilayer-graphene physics in ultracold atoms in optical potentials
    Vijay Singh LUH Theory of Dynamics of Manybody Quantum Systems
    Tanja Mehlstäubler PTB / LUH Integrated Chip Traps and Optical Components; Dynamics of Ion Coulomb Crystals
    Lars Timm PTB / LUH Dynamics of ion Coulomb Crystals
    Christian Ospelkaus LUH / PTB Scalable Surface-Electrode Ion Traps; Integrated Microwave and RF Control Elements
    Tobias Osborne LUH Tensor networks for many body localized systems
      LUH / TUBS Tensor networks for many body localized systems
    Christoph Karrasch TUBS Tensor networks for many body localized systems
    Piet O. Schmidt PTB / LUH Quantum Logic Spectroscopy of Highly Charged Ions
    Patrik Recher TUBS Theory of Emergent Correlated Quantum Matter; Josephson Junctions; Twisted Bilayer Graphene; Twisted-bilayer-graphene physics in ultracold atoms in optical potentials
    Wolfram Brenig TUBS strongly correlated electron systems, quantum transport, quantum critical systems, low dimensional quantum magnets
    Andrey Surzhykov PTB / TUBS Light-Matter Interfaces and Dynamics