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Martin Gärttner
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2
Mitigation of correlated readout errors without randomized measurements
Quantum simulation, the study of strongly correlated quantum matter using synthetic quantum systems, has been the most successful …
Adrian Aasen
,
Andras Di Giovanni
,
Hannes Rotzinger
,
Alexey V. Ustinov
,
Martin Gärttner
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Project
DOI
Detecting high-dimensional time-bin entanglement in fiber-loop systems
Many quantum communication protocols rely on the distribution of entanglement between the different participating parties. One example …
Niklas Euler
,
Monika Monika
,
Ulf Peschel
,
Martin Gärttner
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DOI
Interferometric detection of continuous-variable entanglement using two states
The efficient witnessing and certification of entanglement is necessitated by its ubiquitous use in various aspects of quantum …
Elena Callus
,
Martin Gärttner
,
Tobias Haas
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DOI
Multiplexed qubit readout quality metric beyond assignment fidelity
The accurate measurement of quantum two-level objects (qubits) is crucial for developing quantum computing hardware. Over the last …
Andras Di Giovanni
,
Adrian Aasen
,
Jürgen Lisenfeld
,
Martin Gärttner
,
Hannes Rotzinger
,
Alexey V. Ustinov
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Project
DOI
Readout error mitigated quantum state tomography tested on superconducting qubits
Quantum technologies rely heavily on accurate control and reliable readout of quantum systems. Current experiments are limited by …
Adrian Aasen
,
Andras Di Giovanni
,
Hannes Rotzinger
,
Alexey V. Ustinov
,
Martin Gärttner
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Project
DOI
Cluster Truncated Wigner Approximation for Bond-Disordered Heisenberg Spin Models
We present a comprehensive numerical investigation of the cluster Truncated Wigner Approximation (cTWA) applied to quench dynamics in …
Adrian Braemer
,
Javad Vahedi
,
Martin Gärttner
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Project
DOI
Observation of Anisotropy-Independent Magnetization Dynamics in Spatially Disordered Heisenberg Spin Systems
An important step towards a comprehensive understanding of far-from-equilibrium dynamics of quantum many-body systems is the …
T. Franz
,
S. Geier
,
C. Hainaut
,
Adrian Braemer
,
N. Thaicharoen
,
M. Hornung
,
E. Braun
,
Martin Gärttner
,
G. Zürn
,
M. Weidemüller
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Project
DOI
Time-Reversal in a Dipolar Quantum Many-Body Spin System
Time reversal in a macroscopic system contradicts daily experience. It is practically impossible to restore a shattered cup to its …
Sebastian Geier
,
Adrian Braemer
,
Eduard Braun
,
Maximilian Müllenbach
,
Titus Franz
,
Martin Gärttner
,
Gerhard Zürn
,
Matthias Weidemüller
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DOI
Metronome spin stabilizes time-crystalline dynamics
We investigate a disorder-free quantum Ising chain subject to a time-periodic drive that rotates each spin by an angle …
Niklas Euler
,
Adrian Braemer
,
Luca Benn
,
Martin Gärttner
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Project
DOI
Area laws and thermalization from classical entropies in a Bose-Einstein condensate
The scaling of local quantum entropies is of utmost interest for characterizing quantum fields, many-body systems, and gravity. Despite …
Yannick Deller
,
Martin Gärttner
,
Tobias Haas
,
Markus K. Oberthaler
,
Moritz Reh
,
Helmut Strobel
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Project
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DOI
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