Search Results - "Stoof, H. T. C."
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Observation of a Space-Time Crystal in a Superfluid Quantum Gas
Published in Physical review letters (02-11-2018)“…Time crystals are a phase of matter, for which the discrete time symmetry of the driving Hamiltonian is spontaneously broken. The breaking of discrete time…”
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2
Screening of Coulomb interactions in holography
Published in The journal of high energy physics (01-04-2019)“…A bstract We introduce Coulomb interactions in the holographic description of strongly interacting systems by performing a (current-current) double-trace…”
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3
On the long-term stability of space-time crystals
Published in New journal of physics (01-10-2020)“…We investigate a space-time crystal in a superfluid Bose gas. Using a well-controlled periodic drive we excite only one crystalline mode in the system, which…”
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Nash Equilibria in the Response Strategy of Correlated Games
Published in Scientific reports (20-02-2019)“…In nature and society, problems that arise when different interests are difficult to reconcile are modeled in game theory. While most applications assume that…”
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Interaction effects on number fluctuations in a Bose-Einstein condensate of light
Published in Physical review letters (26-09-2014)“…We investigate the effect of interactions on condensate-number fluctuations in Bose-Einstein condensates. For a contact interaction we variationally obtain the…”
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Ultracold superstrings in atomic boson-fermion mixtures
Published in Physical review letters (16-12-2005)“…We propose a setup with ultracold atomic gases that can be used to make a nonrelativistic superstring in four spacetime dimensions. In particular, we consider…”
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Massive Dirac fermions from holography
Published in The journal of high energy physics (01-04-2018)“…A bstract We provide a framework to compute the dynamics of massive Dirac fermions using holography. To this end we consider two bulk Dirac fermions that are…”
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Renormalization group theory for the imbalanced Fermi gas
Published in Physical review letters (11-04-2008)“…We formulate a Wilsonian renormalization group theory for the imbalanced Fermi gas. The theory is able to recover quantitatively well-established results in…”
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Probing the topological exciton condensate via Coulomb drag
Published in Physical review letters (01-05-2012)“…The onset of exciton condensation in a topological insulator thin film was recently predicted. We calculate the critical temperature for this transition,…”
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Spin drag in an ultracold fermi gas on the verge of ferromagnetic instability
Published in Physical review letters (01-06-2010)“…Recent experiments [Jo, Science 325, 1521 (2009)] have presented evidence of ferromagnetic correlations in a two-component ultracold Fermi gas with strong…”
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Bright soliton trains of trapped Bose-Einstein condensates
Published in Physical review letters (11-11-2002)“…We variationally determine the dynamics of bright soliton trains composed of harmonically trapped Bose-Einstein condensates with attractive interatomic…”
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12
Quantum enhancement of spin drag in a Bose gas
Published in New journal of physics (09-11-2015)“…In spintronics the active control and manipulation of spin currents is studied in solid-state systems. Opposed to charge currents, spin currents are strongly…”
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Observation of preformed electron-hole Cooper pairs in highly excited ZnO
Published in Physical review. B, Condensed matter and materials physics (15-05-2012)“…Electrons and holes in a semiconductor form hydrogen-atom-like bound states, called excitons. At high electron-hole densities the attractive Coulomb force…”
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Vortex-line solitons in a periodically modulated Bose-Einstein condensate
Published in Physical review letters (13-08-2004)“…We study the nonlinear excitations of a vortex line in a Bose-Einstein condensate trapped in a one-dimensional optical lattice. We find that the classical…”
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Crossover temperature of Bose-Einstein condensation in an atomic Fermi gas
Published in Physical review letters (02-04-2004)“…We show that in an atomic Fermi gas near a Feshbach resonance the crossover between a Bose-Einstein condensate of diatomic molecules and a Bose-Einstein…”
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Trapped fermionic clouds distorted from the trap shape due to many-body effects
Published in Physical review letters (29-06-2007)“…We present a general approach for describing trapped Fermi gases, when the cloud shape is distorted with respect to the trap shape. Our approach provides a…”
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17
Damping of superfluid flow by a thermal cloud
Published in Physical review letters (31-12-2009)“…One of the principal signatures of superfluidity is the frictionless flow of a superfluid through another substance. Here, we study the flow of a Bose-Einstein…”
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18
Vortex-lattice melting in a one-dimensional optical lattice
Published in Physical review letters (16-06-2006)“…We investigate quantum fluctuations of a vortex lattice in a one-dimensional optical lattice for realistic numbers of particles and vortices. Our method gives…”
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Ultrafast screening and carrier dynamics in ZnO: Theory and experiment
Published in Physical review. B, Condensed matter and materials physics (28-07-2011)Get full text
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20
Formation of matter-wave soliton molecules
Published in New journal of physics (08-08-2011)Get full text
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