Search Results - "Ferlaino, F"
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1
Excitation Spectrum of a Trapped Dipolar Supersolid and Its Experimental Evidence
Published in Physical review letters (01-08-2019)“…We study the spectrum of elementary excitations of a dipolar Bose gas in a three-dimensional anisotropic trap across the superfluid-supersolid phase…”
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2
Quantum-Fluctuation-Driven Crossover from a Dilute Bose-Einstein Condensate to a Macrodroplet in a Dipolar Quantum Fluid
Published in Physical review. X (22-11-2016)“…In a joint experimental and theoretical effort, we report on the formation of a macrodroplet state in an ultracold bosonic gas of erbium atoms with strong…”
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3
Probing the Roton Excitation Spectrum of a Stable Dipolar Bose Gas
Published in Physical review letters (10-05-2019)“…We measure the excitation spectrum of a stable dipolar Bose-Einstein condensate over a wide momentum range via Bragg spectroscopy. We precisely control the…”
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4
Observation of roton mode population in a dipolar quantum gas
Published in Nature physics (01-05-2018)“…The concept of a roton, a special kind of elementary excitation forming a minimum of energy at finite momentum, has been essential for the understanding of the…”
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5
Reaching Fermi degeneracy via universal dipolar scattering
Published in Physical review letters (06-01-2014)“…We report on the creation of a degenerate dipolar Fermi gas of erbium atoms. We force evaporative cooling in a fully spin-polarized sample down to temperatures…”
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6
Bose-Einstein condensation of erbium
Published in Physical review letters (25-05-2012)“…We report on the achievement of Bose-Einstein condensation of erbium atoms and on the observation of magnetic Feshbach resonances at low magnetic fields. By…”
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7
Heating a dipolar quantum fluid into a solid
Published in Nature communications (04-04-2023)“…Raising the temperature of a material enhances the thermal motion of particles. Such an increase in thermal energy commonly leads to the melting of a solid…”
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8
Observation of Fermi surface deformation in a dipolar quantum gas
Published in Science (American Association for the Advancement of Science) (19-09-2014)“…In the presence of isotropic interactions, the Fermi surface of an ultracold Fermi gas is spherical. Introducing anisotropic interactions can deform the Fermi…”
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9
Phase coherence in out-of-equilibrium supersolid states of ultracold dipolar atoms
Published in Nature physics (01-03-2021)“…A supersolid is a counterintuitive phase of matter that combines the global phase coherence of a superfluid with a crystal-like self-modulation in space…”
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10
Dipolar Quantum Mixtures of Erbium and Dysprosium Atoms
Published in Physical review letters (23-11-2018)“…We report on the first realization of heteronuclear dipolar quantum mixtures of highly magnetic erbium and dysprosium atoms. With a versatile experimental…”
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11
Two-Dimensional Supersolid Formation in Dipolar Condensates
Published in Physical review letters (13-05-2022)“…Dipolar condensates have recently been coaxed to form the long-sought supersolid phase. While one-dimensional supersolids may be prepared by triggering a roton…”
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12
Realization of a Strongly Interacting Fermi Gas of Dipolar Atoms
Published in Physical review letters (31-08-2018)“…We realize a two-component dipolar Fermi gas with tunable interactions, using erbium atoms. Employing a lattice-protection technique, we selectively prepare…”
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13
Extended Bose-Hubbard models with ultracold magnetic atoms
Published in Science (American Association for the Advancement of Science) (08-04-2016)“…The Hubbard model underlies our understanding of strongly correlated materials. Whereas its standard form only comprises interactions between particles at the…”
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14
Long-Lived and Transient Supersolid Behaviors in Dipolar Quantum Gases
Published in Physical review. X (19-04-2019)“…By combining theory and experiments, we demonstrate that dipolar quantum gases of bothEr166andDy164support a state with supersolid properties, where a…”
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15
Universality of the three-body parameter for Efimov states in ultracold cesium
Published in Physical review letters (16-09-2011)“…We report on the observation of triatomic Efimov resonances in an ultracold gas of cesium atoms. Exploiting the wide tunability of interactions resulting from…”
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16
Supersolidity in an elongated dipolar condensate
Published in Physical review research (04-12-2020)“…We present a theory for the emergence of a supersolid state in a cigar-shaped dipolar quantum Bose gas. Our approach is based on a reduced three-dimensional…”
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17
Emergence of Chaotic Scattering in Ultracold Er and Dy
Published in Physical review. X (01-11-2015)“…We show that for ultracold magnetic lanthanide atoms chaotic scattering emerges due to a combination of anisotropic interaction potentials and Zeeman coupling…”
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18
Excitations of a Binary Dipolar Supersolid
Published in Physical review letters (06-09-2024)“…We predict a rich excitation spectrum of a binary dipolar supersolid in a linear crystal geometry, where the ground state consists of two partially immiscible…”
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19
Measurement of the Excitation Spectrum of a Dipolar Gas in the Macrodroplet Regime
Published in Physical review letters (08-03-2024)“…The excitation spectrum of a cigar-shaped strongly dipolar quantum gas at the crossover from a Bose-Einstein condensate to a trapped macrodroplet is predicted…”
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20
Ultracold Dipolar Molecules Composed of Strongly Magnetic Atoms
Published in Physical review letters (13-11-2015)“…In a combined experimental and theoretical effort, we demonstrate a novel type of dipolar system made of ultracold bosonic dipolar molecules with large…”
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