Beliaev damping and Kelvin mode spectroscopy of a Bose-Einstein condensate in the presence of a vortex line

T. Mizushima, Masanori Ichioka, K. Machida

Research output: Contribution to journalArticle

46 Citations (Scopus)

Abstract

The Kelvin mode as a propagation wave along a vortex line was excited via Beliaev decay processes for the counter-rotating quadrupole mode. These decay channels provided a novel spectroscopic method for low-lying Bosonic excitations in a vortex, in particular, the unexplored Kelvin mode.

Original languageEnglish
JournalPhysical Review Letters
Volume90
Issue number18
Publication statusPublished - May 9 2003

Fingerprint

Bose-Einstein condensates
damping
vortices
spectroscopy
decay
wave propagation
counters
quadrupoles
excitation

ASJC Scopus subject areas

  • Physics and Astronomy(all)

Cite this

Beliaev damping and Kelvin mode spectroscopy of a Bose-Einstein condensate in the presence of a vortex line. / Mizushima, T.; Ichioka, Masanori; Machida, K.

In: Physical Review Letters, Vol. 90, No. 18, 09.05.2003.

Research output: Contribution to journalArticle

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