Search Results - "Arlt, Jan"
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Observation of Attractive and Repulsive Polarons in a Bose-Einstein Condensate
Published in Physical review letters (29-07-2016)“…The problem of an impurity particle moving through a bosonic medium plays a fundamental role in physics. However, the canonical scenario of a mobile impurity…”
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2
Observation of a Lee-Huang-Yang Fluid
Published in Physical review letters (11-06-2021)“…We observe monopole oscillations in a mixture of Bose-Einstein condensates, where the usually dominant mean-field interactions are canceled. In this case, the…”
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3
Non-equilibrium quantum dynamics and formation of the Bose polaron
Published in Nature physics (01-06-2021)“…Advancing our understanding of non-equilibrium phenomena in quantum many-body systems remains one of the greatest challenges in physics. Here we report on the…”
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4
Dilute Fluid Governed by Quantum Fluctuations
Published in Physical review letters (26-10-2018)“…Understanding the effects of interactions in complex quantum systems beyond the mean-field paradigm constitutes a fundamental problem in physics. We show how…”
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5
Mediated Interaction between Ions in Quantum Degenerate Gases
Published in Physical review letters (07-10-2022)Get full text
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6
Initial Dynamics of Quantum Impurities in a Bose–Einstein Condensate
Published in Atoms (01-06-2021)“…An impurity immersed in a medium constitutes a canonical scenario applicable in a wide range of fields in physics. Though our understanding has advanced…”
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7
Microcanonical and canonical fluctuations in atomic Bose-Einstein condensates – Fock state sampling approach
Published in SciPost physics (01-03-2023)“…The fluctuations of the atom number between a Bose-Einstein condensate and the surrounding thermal gas have been the subject of a long standing theoretical…”
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8
Dilute Fluid Governed by Quantum Fluctuations
Published in Physical review letters (26-10-2018)Get full text
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9
The pump-probe coupling of matter wave packets to remote lattice states
Published in New journal of physics (14-08-2012)“…The coherent manipulation of wave packets is an important tool in many areas of physics. We demonstrate the experimental realization of quasi-free wave packets…”
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10
Life and death of the Bose polaron
Published in Physical review research (01-11-2022)“…Spectroscopic and interferometric measurements complement each other in extracting the fundamental properties of quantum many-body systems. While spectroscopy…”
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11
Detecting multiparticle entanglement of Dicke states
Published in Physical review letters (18-04-2014)“…Recent experiments demonstrate the production of many thousands of neutral atoms entangled in their spin degrees of freedom. We present a criterion for…”
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12
Simulation of XXZ Spin Models Using Sideband Transitions in Trapped Bosonic Gases
Published in Physical review letters (11-12-2020)“…We theoretically propose and experimentally demonstrate the use of motional sidebands in a trapped ensemble of ^{87}Rb atoms to engineer tunable long-range XXZ…”
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13
Production and manipulation of wave packets from ultracold atoms in an optical lattice
Published in Physical review. A, Atomic, molecular, and optical physics (27-08-2013)Get full text
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14
Dynamical control of matter-wave splitting using time-dependent optical lattices
Published in Physical review. A, Atomic, molecular, and optical physics (21-03-2012)“…We report on measurements of splitting Bose-Einstein condensates (BEC) by using a time-dependent optical lattice potential. First, we demonstrate the division…”
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15
Simulation of X X Z Spin Models Using Sideband Transitions in Trapped Bosonic Gases
Published in Physical review letters (01-12-2020)Get full text
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16
Time-limited optimal dynamics beyond the quantum speed limit
Published in Physical review. A, Atomic, molecular, and optical physics (04-12-2015)Get full text
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17
Mediated interactions between ions in quantum degenerate gases
Published 08-10-2022“…Phys. Rev. Lett. 129, 153401 (2022) We explore the interaction between two trapped ions mediated by a surrounding quantum degenerate Bose or Fermi gas. Using…”
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18
Microcanonical and Canonical Fluctuations in Bose-Einstein Condensates -- Fock state sampling approach
Published 10-07-2022“…The fluctuations of the atom number between a Bose-Einstein condensate and the surrounding thermal gas have been the subject of a long standing theoretical…”
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19
Atom Number Fluctuations in Bose Gases -- Statistical analysis of parameter estimation
Published 22-03-2024“…J. Phys. B: At. Mol. Opt. Phys. 57 195301 (2024) The investigation of the fluctuations in interacting quantum systems at finite temperatures showcases the…”
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20
Observation of a Lee-Huang-Yang Fluid
Published 16-06-2021“…Phys. Rev. Lett. 126, 230404 (2021) We observe monopole oscillations in a mixture of Bose-Einstein condensates, where the usually dominant mean-field…”
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