News from the Lab

KRb: Decay and recurrence of non-Gaussian correlations in a quantum many-body system

New preprint from the KRb lab on the arXiv: Decay and recurrence of non-Gaussian correlations in a quantum many-body system Thomas Schweigler, Marek Gluza, Mohammadamin Tajik, Spyros Sotiriadis, Federica Cataldini, Si-Cong Ji, Frederik S. Møller, João Sabino, Bernhard Rauer, Jens Eisert, Jörg Schmiedmayer arXiv:2003.01808;

Posted: April 13th, 2020, | Comments: none

KRb: Extracting the field theory description of a quantum many-body system from experimental data

New paper from the KRb lab published in Physical Review X: Extracting the field theory description of a quantum many-body system from experimental data Torsten V. Zache, Thomas Schweigler, Sebastian Erne, Jörg Schmiedmayer, Jürgen Berges Phys. Rev. X 10, 011020 – Published 29 January 2020; arXiv:1909.12815

Posted: April 13th, 2020, | Comments: none

KRb: Quantum read-out for cold atomic quantum simulators

New paper from the KRb lab published in Communications Physics: Quantum read-out for cold atomic quantum simulators M. Gluza, T. Schweigler, B. Rauer, C. Krumnow, J. Schmiedmayer, J. Eisert Communications Physics volume 3, Article number: 12 (2020) ; arXiv:1807.04567

Posted: April 13th, 2020, | Comments: none

Rb2: Relaxation, chaos, and thermalization in a three-mode model of a Bose–Einstein condensate

New paper from the Rubidium II lab published in New Journal of Physics:

Relaxation, chaos, and thermalization in a three-mode model of a Bose–Einstein condensate
M. A. Garcia-March, S. van Frank, M. Bonneau, J. Schmiedmayer, M. Lewenstein and L. F. Santos
New J. Phys. 20, 113039 (2018)

Posted: November 27th, 2018, | Comments: none

Rb2: Characterizing twin-particle entanglement in double-well potentials

New paper from the Rubidium II lab published in Physical Review A:

Characterizing twin-particle entanglement in double-well potentials
Marie Bonneau, William J. Munro, Kae Nemoto and Jörg Schmiedmayer
Phys. Rev. A 98, 033608 (2018)

Posted: September 27th, 2018, | Comments: none

Theory: Nonperturbative method to compute thermal correlations in one-dimensional systems.

New paper published in Phys. Rev.A:

Nonperturbative method to compute thermal correlations in one-dimensional systems
S. Beck, I. E. Mazets, and T. Schweigler
Phys. Rev. A 98, 023613 (2018).

Posted: September 4th, 2018, | Comments: none

Rb2: Relaxation to a Phase-locked Equilibrium State in a One-dimensional Bosonic Josephson Junction

New paper from the Rubidium II lab published in Physical Review Letters:

Relaxation to a Phase-locked Equilibrium State in a One-dimensional Bosonic Josephson Junction
Marine Pigneur, Tarik Berrada, Marie Bonneau, Thorsten Schumm, Eugene Demler, and Jörg Schmiedmayer
Phys. Rev. Lett. 120, 173601 (2018)

Posted: May 7th, 2018, | Comments: none

KRb: Recurrences in an isolated quantum many-body system

New paper from the KRb lab published in Science:

Recurrences in an isolated quantum many-body system
Bernhard Rauer, Sebastian Erne, Thomas Schweigler, Federica Cataldini, Mohammadamin Tajik and Jörg Schmiedmayer
Science 360, 307-310 (2018)

Posted: April 25th, 2018, | Comments: none

KRb: Experimental characterization of a quantum many-body system via higher-order correlations

New paper from the KRb lab published in Nature:

Experimental characterization of a quantum many-body system via higher-order correlations
Thomas Schweigler, Valentin Kasper, Sebastian Erne, Igor Mazets, Bernhard Rauer, Federica Cataldini, Tim Langen, Thomas Gasenzer, Jürgen Berges and Jörg Schmiedmayer
Nature 545, 323–326 (2017)

Posted: May 19th, 2017, | Comments: none

Rb2: Optimal control of complex atomic quantum systems

New paper from the Rubidium II lab published in Scientific Reports:

Optimal control of complex atomic quantum systems
Sandrine van Frank, Marie Bonneau1, Jörg Schmiedmayer, Sebastian Hild, Christian Gross, Marc Cheneau, Immanuel Bloch, Thomas Pichler, Antonio Negretti, Tommaso Calarco and Simone Montangero
Scientific Reports 6, 34187 (2016)

Posted: December 7th, 2016, | Comments: none