4 papers
SI-traceable frequency dissemination at 1572.06 nm in a stabilized fiber network with ring topology
Dominik Husmann, Laurent-Guy Bernier, Mathieu Bertrand +18
Frequency dissemination in phase-stabilized optical fiber networks for metrological frequency comparisons and precision measurements are promising candidates to overcome the limita…
Quantized conductance through a dissipative atomic point contact
Laura Corman, Philipp Fabritius, Samuel Häusler +5
Signatures of quantum transport are expected to quickly vanish as dissipation is introduced in a system. This dissipation can take several forms, including that of particle loss, w…
Quantized conductance through a spin-selective atomic point contact
Martin Lebrat, Samuel Häusler, Philipp Fabritius +3
We implement a microscopic spin filter for cold fermionic atoms in a quantum point contact (QPC) and create fully spin-polarized currents while retaining conductance quantization.…
Breakdown of the Wiedemann-Franz law in a unitary Fermi gas
Dominik Husmann, Martin Lebrat, Samuel Häusler +3
We report on coupled heat and particle transport measurements through a quantum point contact (QPC) connecting two reservoirs of resonantly interacting, finite temperature Fermi ga…