14 citations
2 papers
cond-mat.other2005★ 14 cited
Splitting and merging an elongated Bose-Einstein condensate at finite temperature
A. Mebrahtu, A. Sanpera, M. Lewenstein
We analyze coherence effects during the splitting of a quasi one-dimensional condensate into two spatially separated ones and their subsequent merging into a single condensate. Our…
quant-ph2004★ 11 cited
Parametric Oscillation with Squeezed Vacuum Reservoirs
Alem Mebrahtu
Employing the quantum Hamiltonian describing the interaction of two-mode light (signal-idler modes) generated by a nondegenerate parametric oscillator (NDPO) with two uncorrelated…