ZERODUR® based optical systems for quantum gas experiments in space
Sign Up to like & getrecommendations! Published in 2019 at "Acta Astronautica"
DOI: 10.1016/j.actaastro.2019.03.060
Abstract: Abstract Numerous quantum technologies make use of a microgravity environment e.g. in space. Operating in this extreme environment makes high demands on the experiment and especially the laser system regarding miniaturization and power consumption as… read more here.
Keywords: zerodur based; quantum gas; space; based optical ... See more keywords
Supersolid formation in a quantum gas breaking a continuous translational symmetry
Sign Up to like & getrecommendations! Published in 2017 at "Nature"
DOI: 10.1038/nature21067
Abstract: The concept of a supersolid state combines the crystallization of a many-body system with dissipationless flow of the atoms from which it is built. This quantum phase requires the breaking of two continuous symmetries: the… read more here.
Keywords: state; continuous translational; translational symmetry; symmetry ... See more keywords
Quantum gas microscopy of an attractive Fermi–Hubbard system
Sign Up to like & getrecommendations! Published in 2017 at "Nature Physics"
DOI: 10.1038/nphys4297
Abstract: The simplest lattice model that allows the investigation of superconductivity with attractive interactions is realized using ultracold quantum gas. The experimental observation provides a lower bound on the strength of s-wave pairing correlations. read more here.
Keywords: attractive fermi; microscopy; quantum gas; microscopy attractive ... See more keywords
Nematic transitions in iron pnictide superconductors imaged with a quantum gas
Sign Up to like & getrecommendations! Published in 2019 at "Nature Physics"
DOI: 10.1038/s41567-020-0826-8
Abstract: The Scanning Quantum Cryogenic Atom Microscope (SQCRAMscope) uses an atomic Bose–Einstein condensate to measure magnetic fields emanating from solid-state samples. The quantum sensor does so with unprecedented d.c. sensitivity at micrometre resolution, from room to… read more here.
Keywords: quantum; microscopy; iron pnictide; quantum gas ... See more keywords
Quantum gas microscopy for single atom and spin detection
Sign Up to like & getrecommendations! Published in 2021 at "Nature Physics"
DOI: 10.1038/s41567-021-01370-5
Abstract: A particular strength of ultracold quantum gases are the versatile detection methods available. Since they are based on atom-light interactions, the whole quantum optics toolbox can be used to tailor the detection process to the… read more here.
Keywords: atom; detection; microscopy; gas ... See more keywords
Understanding Floquet Resonances in Ultracold Quantum Gas Scattering.
Sign Up to like & getrecommendations! Published in 2025 at "Physical review letters"
DOI: 10.1103/47xs-223h
Abstract: It is demonstrated that the effective scattering length can be highly manipulated via time-periodic driving of a short-range interparticle potential. By developing a Floquet-scattering theory we show that sharp Floquet resonances occur at which the… read more here.
Keywords: understanding floquet; floquet resonances; quantum gas; ultracold quantum ... See more keywords
Numerically exact mimicking of quantum gas microscopy for interacting lattice fermions
Sign Up to like & getrecommendations! Published in 2021 at "Physical Review B"
DOI: 10.1103/physrevb.104.075155
Abstract: A numerical method is presented for reproducing fermionic quantum gas microscope experiments in equilibrium. By employing nested componentwise direct sampling of fermion pseudo-density matrices, as they arise naturally in determinantal quantum Monte Carlo (QMC) simulations,… read more here.
Keywords: sign problem; numerically exact; microscopy; quantum gas ... See more keywords
Angle-resolved photoemission spectroscopy with quantum gas microscopes
Sign Up to like & getrecommendations! Published in 2018 at "Physical Review B"
DOI: 10.1103/physrevb.97.125117
Abstract: Quantum gas microscopes are a promising tool to study interacting quantum many-body systems and bridge the gap between theoretical models and real materials. One of the most powerful experimental methods in solids is angle-resolved photoemission… read more here.
Keywords: angle resolved; gas microscopes; quantum gas; spectroscopy ... See more keywords
Emerging Dissipative Phases in a Superradiant Quantum Gas with Tunable Decay
Sign Up to like & getrecommendations! Published in 2021 at "Physical Review X"
DOI: 10.1103/physrevx.11.041046
Abstract: Exposing a many-body system to external drives and losses can transform the nature of its phases and opens perspectives for engineering new properties of matter. How such characteristics are related to the underlying microscopic processes… read more here.
Keywords: dissipative phases; system; emerging dissipative; quantum gas ... See more keywords
Observation of a non-Hermitian phase transition in an optical quantum gas
Sign Up to like & getrecommendations! Published in 2021 at "Science"
DOI: 10.1126/science.abe9869
Abstract: A dissipative quantum gas of light Our textbook understanding of quantum systems tends to come from modeling these systems isolated from the environment. However, an emerging focus is understanding how many-body quantum systems behave when… read more here.
Keywords: phase; quantum; quantum systems; phase transition ... See more keywords
Characterizing transport in a quantum gas by measuring Drude weights.
Sign Up to like & getrecommendations! Published in 2025 at "Science"
DOI: 10.1126/science.ads8327
Abstract: Transport properties define materials as insulators, metals, or superconductors. A fundamental parameter is the Drude weight, which quantifies the ballistic transport of charge carriers. Here, we measure the Drude weights of an ultracold gas of… read more here.
Keywords: transport quantum; drude weights; transport; characterizing transport ... See more keywords