DocumentCode
2794785
Title
Changes in excitation line shapes due to beliaev damping in a BEC
Author
Rowen, E.E. ; Bar-Gill, N. ; Pugatch ; Davidson, N.
Author_Institution
Dept. of Physics of Complex Systems, Weizmann Institute for Science, Rehovot, Israel
fYear
2007
fDate
6-11 May 2007
Firstpage
1
Lastpage
2
Abstract
We quantitatively study the Beliaev decay of Bogoliubov quasi-particles of different energies and momenta in an elongated BEC. The structure of the continuum leads to a momentum dependent collisional shift of the excitation spectrum.
Keywords
Damping; Frequency; Interference; Optical control; Optical coupling; Physics; Reservoirs; Resonance; Shape; Spontaneous emission;
fLanguage
English
Publisher
ieee
Conference_Titel
Quantum Electronics and Laser Science Conference, 2007. QELS '07
Conference_Location
Baltimore, MD, USA
Print_ISBN
978-1-55752-834-6
Type
conf
DOI
10.1109/QELS.2007.4431784
Filename
4431784
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