Solitary waves in clouds of Bose-Einstein condensed atoms
A. D. Jackson (Niels Bohr Inst.), G. M. Kavoulakis (Nordita), and C., J. Pethick (Nordita, Physics Dept., Univ. of Illinois)
TL;DR
This paper investigates the conditions for the existence of solitary waves in elongated Bose-Einstein condensate clouds, deriving general expressions for their properties and analyzing different density regimes.
Contribution
It provides new theoretical expressions for solitary wave characteristics in Bose-Einstein condensates across various density limits.
Findings
Derived formulas for solitary wave velocity and size
Analyzed low- and high-density regimes
Established conditions for solitary wave existence
Abstract
We consider the conditions under which solitary waves can exist in elongated clouds of Bose-Einstein condensed atoms. General expressions are derived for the velocity, characteristic size, and spatial profile of solitary waves, and the low- and high-density limits are examined.
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