Archive for 'Rb2'

We are looking for Master and PHD students!

You are interested in working in a vivid group of people doing quantum physics with cold atoms? Then join us at TU Vienna for doing your master thesis or your PHD. We have several positions open! The topics include:   – Building a multi-pass cavity for dispersive imaging of ultracold atoms (RBII) – Development of […]

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)

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)

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)

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)

Interferometry with non-classical motional states of a Bose-Einstein condensate

New paper from the Rb2 experiment published in Nature Communications:

Interferometry with non-classical motional states of a Bose-Einstein condensate
S. van Frank, A. Negretti, T. Berrada,R. Bücker, S. Montangero, J.-F. Schaff, T. Schumm, T. calarco, J. Schmiedmayer

Nature Communications 5, 4009
TU press release

Integrated Mach–Zehnder interferometer for Bose–Einstein condensates

New paper from the Rb2 experiment published in Nature Communications:

Integrated Mach-Zehnder interferometer for Bose-Einstein condensates
T. Berrada, S. van Frank, R. Bücker, T. Schumm, J.-F. Schaff, J. Schmiedmayer

Nature Communications 4, 2077
TU press release

Vibrational state inversion of a Bose-Einstein condensate: optimal control and state tomography

New paper by the Rb2 experiment published:

Vibrational state inversion of a Bose-Einstein condensate: optimal control and state tomography
R. Bücker, T. Berrada, S. van Frank, J.-F. Schaff, T. Schumm, J. Schmiedmayer, G. Jäger, J. Grond, U. Hohenester
J.Phys. B: At. Mol. Opt. Phys. 46, 104012 (Special issue on the 20th anniversary of quantum state engineering); arxiv.org:1212.4173

Lab-talk: Shaking up the condensate

Integrated Mach-Zehnder interferometer for Bose-Einstein condensates

New paper from the Rb2 experiment on the arXiv:

Integrated Mach-Zehnder interferometer for Bose-Einstein condensates
T. Berrada, S. van Frank, R. Bücker, T. Schumm, J.-F. Schaff, J. Schmiedmayer

arXiv:1303.1030;

Dynamics of parametric matter wave amplification

New paper from the Rb2 Lab is published: Phys. Rev. A 86, 013638 (2012)

Dynamics of parametric matter wave amplification
Robert Bücker, Ulrich Hohenester, Tarik Berrada, Sandrine van Frank, Aurélien Perrin, Stephanie Manz, Thomas Betz, Julian Grond, Thorsten Schumm, Jörg Schmiedmayer
Phys. Rev. A 86, 013638 (2012); arXiv:1112.0013