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.
|Journal||Physical Review Letters|
|Publication status||Published - May 9 2003|
ASJC Scopus subject areas
- Physics and Astronomy(all)