Dynamics of collapsing and exploding Bose–Einstein condensates
EA Donley, NR Claussen, SL Cornish, JL Roberts… - Nature, 2001 - nature.com
When atoms in a gas are cooled to extremely low temperatures, they will—under the
appropriate conditions—condense into a single quantum-mechanical state known as a Bose …
appropriate conditions—condense into a single quantum-mechanical state known as a Bose …
Critical number of atoms for attractive Bose-Einstein condensates with cylindrically symmetrical traps
We calculated, within the Gross-Pitaevskii formalism, the critical number of atoms for Bose-
Einstein condensates with two-body attractive interactions in cylindrical traps with different …
Einstein condensates with two-body attractive interactions in cylindrical traps with different …
Nonlinear coherent modes of trapped Bose-Einstein condensates
Nonlinear coherent modes are the collective states of trapped Bose atoms, corresponding to
different energy levels. These modes can be created starting from the ground-state …
different energy levels. These modes can be created starting from the ground-state …
[PDF][PDF] Dynamics of Bose-Einstein condensates near a Feshbach resonance in 85Rb
NR Claussen - 2003 - Citeseer
This thesis describes experiments with a novel state of matter that only exists at very low
temperature, known as a Bose-Einstein condensate or BEC. The different atoms in a BEC …
temperature, known as a Bose-Einstein condensate or BEC. The different atoms in a BEC …
Coherent resonance in trapped Bose condensates
Coherent resonance is the effect of resonant excitation of nonlinear coherent modes in
trapped Bose condensates. This novel effect is shown to be feasible for Bose-condensed …
trapped Bose condensates. This novel effect is shown to be feasible for Bose-condensed …
Influence of confining anisotropy on the unstable behavior of a Bose gas with attractive interaction
AG De Sousa, ABF da Silva, GC Marques… - Physical Review A …, 2004 - APS
We apply controlled perturbation theory to calculate the spectrum of the Gross-Pitaevskii
equation for a system composed of attractive bosons confined in an anisotropic harmonic …
equation for a system composed of attractive bosons confined in an anisotropic harmonic …
Atom optics with rotating Bose-Einstein condensates
The atom optics of Bose-Einstein condensates containing a vortex of circulation one is
discussed. We first analyze in detail the reflection of such a condensate falling on an atomic …
discussed. We first analyze in detail the reflection of such a condensate falling on an atomic …
Instability of Bose–Einstein condensates in tilted lattices with time-periodical modulation
NJ Hui, XQ Xu, YQ Li - Journal of Physics B: Atomic, Molecular …, 2010 - iopscience.iop.org
We study the dynamical stability of Bose–Einstein condensates in an optical lattice with a
time-periodic modulation potential and a constant acceleration force simultaneously. We …
time-periodic modulation potential and a constant acceleration force simultaneously. We …
Dynamics of a wavefunction for the attractive nonlinear Schrödinger equation under isotropic harmonic confinement potential
H Morise, M Wadati - Journal of the Physical Society of Japan, 2001 - journals.jps.jp
We study dynamics of a wavefunction for the nonlinear Schrödinger equation with attractive
self-interaction under a harmonic potential. By use of the variance identity and a rigorous …
self-interaction under a harmonic potential. By use of the variance identity and a rigorous …
[图书][B] Properties of trapped dipolar condensates
S Yi - 2002 - search.proquest.com
In this thesis the zero temperature properties (T= 0) of a dipolar condensate are investigated.
For atoms with isotropic and short ranged interactions, low temperature tow-body interaction …
For atoms with isotropic and short ranged interactions, low temperature tow-body interaction …