title: Fluid dynamics: Vortex rings in a constant electric field.
authors.affiliation: The James Franck Institute, Institute for Biophysical Dynamics, and Department of Physics, University of Chicago, Chicago, Illinois 60637, USA. d-grier@uchicago.edu
authors.forename: Yilong
authors.initials: Y
authors.lastname: Han
authors.forename: David G
authors.initials: DG
authors.lastname: Grier