bongs

n.a dull resonant sound as of a bell

v.ring loudly and deeply

"the big bell bonged"

Dark solitons in Bose-Einstein condensates
Bose-Einstein condensation in dilute atomic gases.
Bose-Einstein condensation in dilute atomic gases
Coherent Evolution of Bouncing Bose-Einstein Condensates
Ultracold heteronuclear molecules in a 3D optical lattice
Dynamics of F=2 spinor Bose-Einstein condensates.
A Waveguide for Bose-Einstein Condensates
Localization of bosonic atoms by fermionic impurities in a three-dimensional optical lattice.
Ultracold quantum gases in triangular optical lattices
Tuning of heteronuclear interactions in a degenerate Fermi-Bose mixture