Spin and transport model – QuantumFrontiers – Leibniz Universität Hannover

Understanding transport, dynamics and spin physics in many-body quantum systems from solid-state devices to cold atoms, molecules and trapped ions.

ACTIVITIES

Contribute to CRC DQ-mat
Contribute to TGs Quantum Computation Concepts, Topological Systems, Open many-body quantum systems
Current LUH-TUBS and LUH-PTB collaborations on Coulomb crystals, Twisted-bilayer graphene and Tensor-Network techniques
Regular meetings to intensity collaboration in key areas.

PUBLICATIONS

Zeige Ergebnisse 1 - 20 von 23

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Singh VP, Weimer H. Driven-Dissipative Criticality within the Discrete Truncated Wigner Approximation. Physical Review Letters. 2022 Mai 17;128(20).

doi.org/10.48550/arXiv.2108.07273

doi.org/10.1103/PhysRevLett.128.200602

De Beule C, Dominguez F, Recher P. Effective Floquet model for minimally twisted bilayer graphene. Physical Review B. 2021 Mai 21;103(19). 195432.

doi.org/10.1103/PhysRevB.103.195432

Gersema P, Voges KK, Meyer zum Alten Borgloh M, Koch L, Hartmann T, Zenesini A et al. Probing Photoinduced Two-Body Loss of Ultracold Nonreactive Bosonic Na23Rb87 and Na23K39 Molecules. Physical review letters. 2021 Okt 11;127(16). 163401.

doi.org/10.1103/PhysRevLett.127.163401

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.org/10.1103/PhysRevResearch.3.033208

Kaebert P, Stepanova M, Poll T, Petzold M, Xu S, Siercke M et al. Characterizing the Zeeman slowing force for ⁴⁰Ca¹⁹F molecules. New journal of physics. 2021 Sep 8;23(9). 093013.

doi.org/10.1088/1367-2630/ac1ed7

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.org/10.1103/PhysRevB.103.104106

Li WH, Dhar A, Deng X, Santos L. Cluster dynamics in two-dimensional lattice gases with intersite interactions. Physical Review A. 2021 Apr 23;103(4). 043331.

doi.org/10.1103/PhysRevA.103.043331

Li W-H, Deng X, Santos L. Hilbert Space Shattering and Disorder-Free Localization in Polar Lattice Gases. Physical Review Letters. 2021 Dez 20;127(26). 260601 .

doi.org/10.48550/arXiv.2103.13780

doi.org/10.1103/PhysRevLett.127.260601

Madsen KA, Brouwer PW, Recher P, Silvestrov PG. Interference effects induced by a precessing easy-plane magnet coupled to a helical edge state. Physical Review B. 2021 Mär 24;103(11). 115142.

doi.org/10.1103/PhysRevB.103.115142

Probst B, Virtanen P, Recher P. Sub- to Super-Poissonian crossover of current noise in helical edge states coupled to a spin impurity in a magnetic field. 2021 Jul 31.

Timm L, Rüffert LA, Weimer H, Santos L, Mehlstäubler TE. Quantum nanofriction in trapped ion chains with a topological defect. Physical Review Research. 2021 Nov 29;3(4). 043141 .

doi.org/10.48550/arXiv.2108.07635

doi.org/10.1103/PhysRevResearch.3.043141

Voges KK, Gersema P, Hartmann T, Zenesini A, Ospelkaus-Schwarzer S. Hyperfine dependent atom-molecule loss analyzed by the analytic solution of few-body loss equations. 2021 Sep 8.

doi.org/10.48550/arXiv.2109.03605

Xu S, Kaebert P, Stepanova M, Poll T, Siercke M, Ospelkaus S. Maximizing the capture velocity of molecular magneto-optical traps with Bayesian optimization. New journal of physics. 2021 Jun 21;23(6). 063062.

doi.org/10.1088/1367-2630/ac06e6

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.org/10.1103/PhysRevLett.125.096402

Deng X, Masella G, Pupillo G, Santos L. Universal algebraic growth of entanglement entropy in many-body localized systems with power-law interactions. Physical Review Letters. 2020 Jun 29;125(1):010401. 010401.

doi.org/10.1103/PhysRevLett.125.010401

Jamadagni A, Weimer H. An Operational Definition of Topological Order. 2020 Mai 13.

Li W-H, Dhar A, Deng X, Kasamatsu K, Barbiero L, Santos L. Disorderless quasi-localization of polar gases in one-dimensional lattices. Physical Review Letters. 2020 Jan 10;124(1). 010404.

doi.org/10.1103/PhysRevLett.124.010404

Novik EG, Trauzettel B, Recher P. Transport signatures of a junction between a quantum spin Hall system and a chiral topological superconductor. Physical Review B. 2020 Jun 15;101(23). 235308.

doi.org/10.1103/PhysRevB.101.235308

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.org/10.1103/PhysRevLett.125.263604

Schuray A, Rammler M, Recher P. Signatures of the Majorana spin in electrical transport through a Majorana nanowire. Physical Review B. 2020 Jul 15;102(4). 045303.

doi.org/10.1103/PhysRevB.102.045303

Involved QF Members
Members	Institution	Relevant Expertise
Luis Santos, Leader	LUH	Theory of Dynamics of Manybody Quantum Systems; Twisted-bilayer-graphene physics in ultracold atoms in optical potentials
Hendrik Weimer	LUH	Theory of Dynamics of Manybody Quantum Systems
N.N.	LUH	Theory of Dynamics of Manybody Quantum Systems
Silke Ospelkaus	LUH	Exotic Spin Systems with Molecules; Application of Ultracold Molecular Systems for Precision Measurements and Quantum Many-Body Physics
Mirco Siercke	LUH	Exotic Spin Systems with Molecules
Tanja Mehlstäubler	PTB / LUH	Integrated Chip Traps and Optical Components; Dynamics of Ion Coulomb Crystals
Luca Rüffert	PTB	Integrated Chip Traps and Optical Components; Dynamics of Ion Coulomb Crystals
Daniel Vadlejch	PTB	Integrated Chip Traps and Optical Components; Dynamics of Ion Coulomb Crystals
Henning Fürst	PTB	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
Patrik Recher	TUBS	Theory of Emergent Correlated Quantum Matter; Josephson Junctions; Twisted Bilayer Graphene; Twisted-bilayer-graphene physics in ultracold atoms in optical potentials
Peter Silvestrov	TUBS	Twisted Bilayer Graphene
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
Peter Lemmens	TUBS	Spin liquids in 2D frustrated spin lattice models
Michael Oestreich	LUH	Spin and charge carrier dynamics in complex semiconductor nanostructures, spin noise spectroscopy
Jens Hübner	LUH	Spin and charge carrier dynamics in complex semiconductor nanostructures, spin noise spectroscopy
Eduard Sauter	LUH	Spin and charge carrier dynamics in complex semiconductor nanostructures, spin noise spectroscopy
Kai Hühn	LUH	Spin and charge carrier dynamics in complex semiconductor nanostructures, spin noise spectroscopy
Pavel Sterin	LUH	Spin and charge carrier dynamics in complex semiconductor nanostructures, spin noise spectroscopy
Christoph Karrasch	TUBS	Strongly-correlated systems/ non-equilibrium dynamics/Matrix Product State techniques/ Functional Renormalization group/ Transport through quantum dots and wires
Tobias Osborne	LUH	Tensor network techniques/Quantum Neural Networks/

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