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19982020
most citedThe Photodetector Array Camera and Spectrometer (PACS) on the Herschel Space Observatory

2.2k citations

Showing cond-mat.quant-gasShow all

22 papers · 1 filter

cond-mat.quant-gas2020★ 10 cited

Engineering entanglement Hamiltonians with strongly interacting cold atoms in optical traps

R. E. Barfknecht, T. Mendes-Santos, L. Fallani

We present a proposal for the realization of entanglement Hamiltonians in one-dimensional critical spin systems with strongly interacting cold atoms. Our approach is based on the n…

cond-mat.quant-gas2020★ 59 cited

Quasiparticle lifetime of the repulsive Fermi polaron

Haydn S. Adlong, Weizhe Edward Liu, Francesco Scazza +5

We investigate the metastable repulsive branch of a mobile impurity coupled to a degenerate Fermi gas via short-range interactions. We show that the quasiparticle lifetime of this…

cond-mat.quant-gas2020★ 23 cited

Realization of a Cold Mixture of Fermionic Chromium and Lithium Atoms

Elettra Neri, Alessio Ciamei, Cristiano Simonelli +4

We report on the production of a novel cold mixture of fermionic Cr and Li atoms delivered by two Zeeman-slowed atomic beams and collected within a magneto-optical tra…

cond-mat.quant-gas2019★ 61 cited

Dynamical formation of quantum droplets in a K mixture

G. Ferioli, G. Semeghini, S. Terradas-Briansó +3

We report on the dynamical formation of self-bound quantum droplets in attractive mixtures of K atoms. Considering the experimental observations of Semeghini et al., Phys. R…

cond-mat.quant-gas2019★ 86 cited

Strongly correlated superfluid order parameters from dc Josephson supercurrents

W. J. Kwon, G. Del Pace, R. Panza +5

The dc Josephson effect provides a powerful phase-sensitive tool for investigating superfluid order parameters. We report on the observation of dc Josephson supercurrents in strong…

cond-mat.quant-gas2019★ 270 cited

Supersolid symmetry breaking from compressional oscillations in a dipolar quantum gas

L. Tanzi, S. M. Roccuzzo, E. Lucioni +6

The existence of a paradoxical supersolid phase of matter, possessing the apparently incompatible properties of crystalline order and superfluidity, was predicted 50 years ago. Sol…

cond-mat.quant-gas2019★ 52 cited

Critical transport and vortex dynamics in a thin atomic Josephson junction

K. Xhani, E. Neri, L. Galantucci +9

We study the onset of dissipation in an atomic Josephson junction between Fermi superfluids in the molecular Bose-Einstein condensation limit of strong attraction. Our simulations…

cond-mat.quant-gas2018★ 22 cited

Coherent Manipulation of Orbital Feshbach Molecules of Two-Electron Atoms

G. Cappellini, L. F. Livi, L. Franchi +5

Ultracold molecules have experienced increasing attention in recent years. Compared to ultracold atoms, they possess several unique properties that make them perfect candidates for…

cond-mat.quant-gas2017★ 12 cited

Collision of impurities with Bose-Einstein condensates

F. Lingua, L. Lepori, F. Minardi +2

Quantum dynamics of impurities in a bath of bosons is a long-standing problem of solid-state, plasma, and atomic physics. Recent experimental and theoretical investigations with ul…

cond-mat.quant-gas2016★ 9 cited

Thermometry of bosonic mixtures in Optical Lattices via Demixing

F. Lingua, B. Capogrosso-Sansone, F. Minardi +1

Motivated by recent experiments and theoretical investigations on binary mixtures, we investigate the miscible-immiscible transition at finite temperature by means of Quantum Monte…

cond-mat.quant-gas2016★ 132 cited

Observation of Quantum Phase Transitions with Parity-Symmetry Breaking and Hysteresis

A. Trenkwalder, G. Spagnolli, G. Semeghini +8

Symmetry-breaking quantum phase transitions play a key role in several condensed matter, cosmology and nuclear physics theoretical models. Its observation in real systems is often…

cond-mat.quant-gas2015★ 66 cited

Mott Transition for Strongly-Interacting 1D Bosons in a Shallow Periodic Potential

G. Boéris, L. Gori, M. D. Hoogerland +9

We investigate the superfluid-insulator transition of one-dimensional interacting Bosons in both deep and shallow periodic potentials. We compare a theoretical analysis based on Mo…

cond-mat.quant-gas2015★ 147 cited

A strongly interacting gas of two-electron fermions at an orbital Feshbach resonance

G. Pagano, M. Mancini, G. Cappellini +5

We report on the experimental observation of a strongly interacting gas of ultracold two-electron fermions with orbital degree of freedom and magnetically tunable interactions. Thi…

cond-mat.quant-gas2015★ 160 cited

Josephson effect in fermionic superfluids across the BEC-BCS crossover

G. Valtolina, A. Burchianti, A. Amico +8

We report on the observation of the Josephson effect between two strongly interacting fermionic superfluids coupled through a thin tunneling barrier. We prove that the relative pop…

cond-mat.quant-gas2015★ 753 cited

Observation of chiral edge states with neutral fermions in synthetic Hall ribbons

M. Mancini, G. Pagano, G. Cappellini +8

Chiral edge states are a hallmark of quantum Hall physics. In electronic systems, they appear as a macroscopic consequence of the cyclotron orbits induced by a magnetic field, whic…

cond-mat.quant-gas2013★ 27 cited

Systematic investigation of the effects of disorder at the lowest order throughout the BCS-BEC crossover

F. Palestini, G. C. Strinati

A systematic investigation of the effects of disorder on the BCS-BEC crossover at the lowest order in the impurity potential is presented for the normal phase above the critical te…

cond-mat.quant-gas2012★ 41 cited

Direct evaporative cooling of 39K atoms to Bose-Einstein condensation

Manuele Landini, Sanjukta Roy, Giacomo Roati +4

We report the realization of Bose-Einstein condensates of 39K atoms without the aid of an additional atomic coolant. Our route to Bose-Einstein condensation comprises Sub Doppler l…

cond-mat.quant-gas2011★ 37 cited

Quasiparticle dynamics in a Bose insulator probed by inter-band Bragg spectroscopy

Nicole Fabbri, Sebastian D. Huber, David Clément +4

We investigate experimentally and theoretically the dynamical properties of a Mott insulator in decoupled one-dimensional chains. Using a theoretical analysis of the Bragg excitati…

cond-mat.quant-gas2011★ 359 cited

Quantum dynamics of impurities in a 1D Bose gas

J. Catani, G. Lamporesi, D. Naik +5

Using a species-selective dipole potential, we create initially localized impurities and investigate their interactions with a majority species of bosonic atoms in a one-dimensiona…

cond-mat.quant-gas2011★ 307 cited

Universal Spin Transport in a Strongly Interacting Fermi Gas

Ariel Sommer, Mark Ku, Giacomo Roati +1

Transport of fermions is central in many fields of physics. Electron transport runs modern technology, defining states of matter such as superconductors and insulators, and electro…

cond-mat.quant-gas2010★ 72 cited

Momentum-resolved study of an array of 1D strongly phase-fluctuating Bose gases

Nicole Fabbri, David Clément, Leonardo Fallani +2

We investigate the coherence properties of an array of one-dimensional Bose gases with short-scale phase fluctuations. The momentum distribution is measured using Bragg spectroscop…

cond-mat.quant-gas2009★ 158 cited

Entropy exchange in a mixture of ultracold atoms

J. Catani, G. Barontini, G. Lamporesi +5

We investigate experimentally the entropy transfer between two distinguishable atomic quantum gases at ultralow temperatures. Exploiting a species-selective trapping potential, we…