198 citations · 385 across the 21 of their papers we have counts for
12 papers · 1 filter
Information transfer by quantum matterwave modulation
Robin Röpke, Nicole Kerker, Alexander Stibor
Classical communication schemes that exploit wave modulation are the basis of the information era. The transfer of information based on the quantum properties of photons revolution…
Quantum decoherence by Coulomb interaction
Nicole Kerker, Robin Röpke, Lea-Marina Steinert +2
The performance of modern quantum devices in communication, metrology or microscopy relies on the quantum-classical interaction which is generally described by the theory of decohe…
Coherent properties of a tunable low energy electron matter wave source
Andreas Pooch, Michael Seidling, Nicole Kerker +5
A general challenge in various quantum experiments and applications is to develop suitable sources for coherent particles. In particular, recent progress in microscopy, interferome…
Second-order correlations in single-particle interferometry
Alexander Rembold, Robin Röpke, Georg Schütz +3
Interferometers with single particles are susceptible for dephasing perturbations from the environment, such as electromagnetic oscillations or mechanical vibrations. On the one ha…
Vibrational dephasing in matter-wave interferometers
Alexander Rembold, Georg Schütz, Robin Röpke +4
Matter-wave interferometry is a highly sensitive tool to measure small perturbations in a quantum system. This property allows the creation of precision sensors for dephasing mecha…
Multi-frequency perturbations in matter-wave interferometry
Andreas Günther, Alexander Rembold, Georg Schütz +1
High contrast matter-wave interferometry is essential in various fundamental quantum mechanical experiments as well as for technical applications. Thereby, contrast and sensitivity…
Electron matter wave interferences at high vacuum pressures
Georg Schütz, Alexander Rembold, Andreas Pooch +2
The ability to trap and guide coherent electrons is gaining importance in fundamental as well as in applied physics. In this regard novel quantum devices are currently developed th…
Optical Spectroscopy of Ultracold Atoms on an Atom Chip
A. Günther, H. Bender, A. Stibor +2
We experimentally demonstrate optical spectroscopy of magnetically trapped atoms on an atom chip. High resolution optical spectra of individual trapped clouds are recorded within a…
A Kapitza-Dirac-Talbot-Lau interferometer for highly polarizable molecules
Stefan Gerlich, Lucia Hackermueller, Klaus Hornberger +8
Research on matter waves is a thriving field of quantum physics and has recently stimulated many investigations with electrons, neutrons, atoms, Bose-condensed ensembles, cold clus…
Calibration of a single atom detector for atomic micro chips
A. Stibor, S. Kraft, T. Campey +6
We experimentally investigate a scheme for detecting single atoms magnetically trapped on an atom chip. The detector is based on the photoionization of atoms and the subsequent det…
A scalable optical detection scheme for matter wave interferometry
Alexander Stibor, Andre Stefanov, Fabienne Goldfarb +2
Imaging of surface adsorbed molecules is investigated as a novel detection method for matter wave interferometry with fluorescent particles. Mechanically magnified fluorescence ima…
Talbot-Lau interferometry with fullerenes: Sensitivity to inertial forces and vibrational dephasing
A. Stibor, K. Hornberger, L. Hackermueller +2
We discuss matter wave experiments in a near-field interferometer and focus on dephasing phenomena due to inertial forces. Their presence may result in a significant reduction of t…