30 August 2021 to 3 September 2021
University of Innsbruck
Europe/Zurich timezone

【534】Observing emergent hydrodynamics with trapped ions

2 Sept 2021, 16:00
30m
Room F

Room F

Talk Quantum Information and Quantum Computing Quantum Information and Quantum Computing

Speaker

Manoj Kumar Joshi (Institute for quantum optics and quantum information, Innsbruck)

Description

Physicists have been fascinated by the non-equilibrium dynamics of quantum systems for a long time. Microscopic details are relevant at the early stage of the time dynamics where the system has just begun thermalizing. However, at the onset of thermal equilibrium, the dynamics are governed by symmetries and topology, and at this stage, classical hydrodynamics is expected to emerge. In this talk, we will report experimental measurements of quantum to classical hydrodynamics crossover observed in a long-range interacting spin system containing 51 trapped ions. By varying the range of our spin-spin interaction and by measuring the spatio-temporal correlations, we will show normal diffusion to superdiffusion transport, described by Lévy flights.

Authors

Ms A. Schuckert (Department of Physics and Institute for Advanced Study, Technical University of Munich, 85748 Garching, Germany) Mr F. Kranzl (Institute for Quantum Optics and Quantum Information, Austria) Manoj Kumar Joshi (Institute for quantum optics and quantum information, Innsbruck) Dr C. F. Roos (Institut fur Experimentalphysik, Universitat Innsbruck, Technikerstrasse 25, 6020 Innsbruck, Austria) Ms C. Maier (AQT, Technikerstrasse 17, 6020 Innsbruck, Austria) Mr I. Lovas (Department of Physics and Institute for Advanced Study, Technical University of Munich, 85748 Garching, Germany) Dr M. Knap (Department of Physics and Institute for Advanced Study, Technical University of Munich, 85748 Garching, Germany) Prof. R. Blatt (Institut fur Experimentalphysik, Universitat Innsbruck, Technikerstrasse 25, 6020 Innsbruck, Austria)

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