Search Results - "Nascimbène, Sylvain"
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Quantum simulations with ultracold quantum gases
Published in Nature physics (01-04-2012)“…Ultracold quantum gases offer a unique setting for quantum simulation of interacting many-body systems. The high degree of controllability, the novel detection…”
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2
Emergence of coherence via transverse condensation in a uniform quasi-two-dimensional Bose gas
Published in Nature communications (30-01-2015)“…Phase transitions are ubiquitous in our three-dimensional world. By contrast, most conventional transitions do not occur in infinite uniform low-dimensional…”
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3
Quantum-enhanced sensing using non-classical spin states of a highly magnetic atom
Published in Nature communications (23-11-2018)“…Coherent superposition states of a mesoscopic quantum object play a major role in our understanding of the quantum to classical boundary, as well as in…”
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Probing chiral edge dynamics and bulk topology of a synthetic Hall system
Published in Nature physics (01-10-2020)“…Quantum Hall systems are characterized by quantization of the Hall conductance—a bulk property rooted in the topological structure of the underlying quantum…”
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Probing Quantum Criticality and Symmetry Breaking at the Microscopic Level
Published in Physical review letters (20-09-2019)“…We report on an experimental study of the Lipkin-Meshkov-Glick model of quantum spins interacting at infinite range in a transverse magnetic field, which…”
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6
Controlling correlated tunneling and superexchange interactions with ac-driven optical lattices
Published in Physical review letters (18-11-2011)“…The dynamical control of tunneling processes of single particles plays a major role in science ranging from Shapiro steps in Josephson junctions to the control…”
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Dynamic Optical Lattices of Subwavelength Spacing for Ultracold Atoms
Published in Physical review letters (02-10-2015)“…We propose a scheme for realizing lattice potentials of subwavelength spacing for ultracold atoms. It is based on spin-dependent optical lattices with a…”
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Determination of scale-invariant equations of state without fitting parameters: application to the two-dimensional Bose gas across the Berezinskii-Kosterlitz-Thouless transition
Published in Physical review letters (11-07-2014)“…We present a general "fit-free" method for measuring the equation of state (EoS) of a scale-invariant gas. This method, which is inspired from the procedure…”
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Anisotropic light shift and magic polarization of the intercombination line of dysprosium atoms in a far-detuned dipole trap
Published in Physical review. A, Atomic, molecular, and optical physics (22-10-2018)“…We characterize the anisotropic differential ac-Stark shift for the Dy 626 nm intercombination transition, induced in a far-detuned 1070 nm optical dipole…”
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10
The equation of state of ultracold Bose and Fermi gases: a few examples
Published in New journal of physics (15-10-2010)“…We describe a powerful method for determining the equation of state of an ultracold gas from in situ images. The method provides a measurement of the local…”
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Equation of State of a Low-Temperature Fermi Gas with Tunable Interactions
Published in Science (American Association for the Advancement of Science) (07-05-2010)“…Interacting fermions are ubiquitous in nature, and understanding their thermodynamics is an important problem. We measured the equation of state of a…”
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Partitioning dysprosium's electronic spin to reveal entanglement in nonclassical states
Published in Physical review research (01-10-2021)“…Quantum spins of mesoscopic size are a well-studied playground for engineering nonclassical states. If the spin represents the collective state of an ensemble…”
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13
Exploring the thermodynamics of a universal Fermi gas
Published in Nature (London) (25-02-2010)“…One of the greatest challenges in modern physics is to understand the behaviour of an ensemble of strongly interacting particles. A class of quantum many-body…”
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14
Fermi-liquid behavior of the normal phase of a strongly interacting gas of cold atoms
Published in Physical review letters (27-05-2011)“…We measure the magnetic susceptibility of a Fermi gas with tunable interactions in the low-temperature limit and compare it to quantum Monte Carlo…”
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15
Fit-free determination of scale invariant equations of state : application to the 2D Bose gas across the Berezinksii-Kosterlitz-Thouless transition : v. 2: Determination of Scale-Invariant Equations of State without Fitting Parameters: Application to the Two-Dimensional Bose Gas Across the Berezinskii-Kosterlitz-Thouless Transition
Published in Physical review letters (2014)“…We present a general fit-free method for measuring the equation of state (EoS) of a scale-invariant gas. This method, which is inspired from the procedure…”
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16
Precision measurement of atom-dimer interaction in a uniform planar Bose gas
Published in Physical review research (15-02-2023)“…Cold quantum gases, when acted upon by electromagnetic fields, can give rise to samples where isolated atoms coexist with dimers or trimers, which raises the…”
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17
Laughlin's Topological Charge Pump in an Atomic Hall Cylinder
Published in Physical review letters (29-04-2022)“…The quantum Hall effect occurring in two-dimensional electron gases was first explained by Laughlin, who developed a thought experiment that laid the…”
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18
Atomic topological quantum matter using synthetic dimensions
Published in Europhysics letters (01-03-2024)“…Abstract The realization of topological states of matter in ultracold atomic gases is currently the subject of intense experimental activity. Using a synthetic…”
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Enhanced Magnetic Sensitivity with Non-Gaussian Quantum Fluctuations
Published in Physical review letters (01-05-2019)“…The precision of a quantum sensor can overcome its classical counterpart when its constituents are entangled. In Gaussian squeezed states, quantum correlations…”
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Realization of an atomic quantum Hall system in four dimensions
Published in Science (American Association for the Advancement of Science) (12-04-2024)“…Modern condensed matter physics relies on the concept of topology to classify matter, from quantum Hall systems to topological insulators. Engineered systems,…”
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