lattice Bose-Einstein condensate
Anisotropy and vortices in Bose Einstein condensates
... a Bose Einstein condensate in a harmonic trap leads to a hexagonal lattice of vortices, called the Abrikosov ...the condensate wave function, which is a solution to a nonlinear ...
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Fate of a gray soliton in a quenched Bose-Einstein condensate.
... To prove the statements (8), (9), (10) and to generalize to the case of arbitrary η we use the inverse scattering transformation (IST) method [3, 40]. This method can also be applied to a range of nonlinear equations ...
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A THEORETICAL STUDY OF BOSE GAS TRAPPED IN A 3D COMBINED HARMONIC-OPTICAL POTENTIAL AND AN EVALUATION OF EFFECTIVE SIZE AND EXPANSION ENERGY OF A BOSE-EINSTEIN CONDENSATE IN A 3D NON-CUBIC OPTICAL LATTICE
... Trapped Bose gases in a combined harmonic-optical potential used as a prototype for strongly quantum phase ...coherent Bose Einstein condensate (BEC) in the optical lattice is a super ...
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Neutral impurities in a Bose-Einstein condensate for simulation of the Fröhlich-polaron
... conveyor-belt lattice allowing for trapping and con- trolled transport of impurity atoms, ...The lattice offers a unique way to study nonequi- librium phenomena, such as polaron transport [], coherence ...
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The semiclassical and quantum regimes of super-radiant light scattering from a Bose-Einstein condensate
... optical lattice, resulting from the interference between the laser and the scattered radiation, whose amplitude is amplified by the matter wave grating described by the first term on the right hand side of ...
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Nonlinear dynamics of exciton-polariton Bose-Einstein condensate
... In the presence of a periodic external potential, band-structures form, and polaritons may be confined to states with novel properties such as the Dirac cone in hexagonal lattices, or the flat band of a Kagome ...
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Atomic interaction effects in the superradiant light scattering from a Bose-Einstein condensate
... optical lattice, resulting from the interference between the laser and the backscattered radiation, whose amplitude is amplified by the matter-wave grating described by the first term on the right hand side of ...
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Nonlinear and chaotic dynamics of a Bose-Einstein condensate in an optical cavity
... between Bose-Einstein condensates (BECs) and optical fields has been a subject of intense activity and interest since the first realisation of BECs in the mid-1990s [1, ...optical lattice that is ...
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Pötting, Sierk (2004): Coherent Momentum State Manipulation of Matter Waves. Dissertation, LMU München: Fakultät für Physik
... of Bose- Einstein condensates, its experimental feasibility was demonstrated by two different research groups [1, 2] in agreement with our ...of condensate wave packets on microfabricated atom ...of ...
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Elementary excitations of a Bose-Einstein condensate in an effective magnetic field
... the lattice in which the atoms are ...that Bose-Einstein Condensates (BECs) and degenerate Fermi gases are often used as a laboratory to study a host of phenomena from many different areas of ...
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A THEORETICAL STUDY OF BEC (BOSE-EINSTEIN CONDENSATE) IN ONE DIMENSIONAL OPTICAL LATTICE AND EVALUATION OF GROUND STATE PROPERTIES OF A BEC IN 1D LATTICE AND COMPARISON WITH 3D OPTICAL LATTICE AND TRAPPED BOSONS
... optical lattice in the z-direction is produced by Ytterbium fiber laser 20 with a maximum output power P=20W operating at a wavelength ...the lattice laser has a single output frequency at a narrow line ...
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A tunable Bose-Einstein condensate for quantum interferometry
... a Bose-Einstein condensate (BEC) in 1995[1], increasing interest has grown around these particular ...optical lattice represents also appealing candidates for quantum computation[8] thanks to ...
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Nonclassical scissors mode of a vortex lattice in a Bose Einstein condensate
... a condensate experiences a sudden rotation by a small angle of the anisotropic harmonic trap- ping potential, the orientation of its vortex lattice will un- dergo very low frequency oscillations of the ...
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Impurities in a Bose-Einstein condensate using quantum Monte-Carlo methods: ground-state properties.
... coherence of this spin impurity propagating through the one-dimensional spin chain of bosons has been investigated. The system is described by a two-species single-band Hubbard model with the spin-independent ...
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Näger, Jakob (2019): Parametric instabilities of interacting bosons in driven optical lattices. Dissertation, LMU München: Fakultät für Physik
... quantum lattice systems are an interesting subject of investigation in view of reaching new topological phases of ...a Bose-Einstein condensate in a periodically driven one-dimensional optical ...
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Entropy of a Turbulent Bose-Einstein Condensate
... Our findings could also be of interest to fields other than quantum turbulence. Several areas would benefit from a better understanding of Bose-Einstein condensates from an entropy point of view, since ...
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Spinor Bose-Einstein-condensate phase-sensitive amplifier for SU(1,1) interferometry
... spinor Bose-Einstein condensates (BECs) can serve as the parametric amplifiers for an atomic version of such an interferometer by collisionally producing entangled pairs of |F = 1, m = ±1i ...
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Supermode density wave polariton condensation with a Bose Einstein condensate in a multimode cavity
... Decomposition of photonic components. Figure 2 illustrates how remixed photonic components of the supermode-DW- polariton condensate can differ from the supermode-polariton dressed states. The three bare cavity ...
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Four-Body Scattering of Light as a Method of Detection of Bose-Einstein Condensate of Excitons
... BEC within quantum confinements or in composite sandwich-like materials were made. For most experiments to date, exciton-polariton condensates are produced at cryogenic temperatures in the vicinity of ~ 10 K using ...
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Phase imprinting of Bose Einstein condensates with Rydberg impurities
... of Bose-Einstein condensates can be engineered through its in- teraction with localized Rydberg ...the condensate to another Rydberg state with laser ...the condensate using the Rydberg ...
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