Issue
EPL
Volume 93, Number 1, January 2011
Article Number 14002
Number of page(s) 6
Section Electromagnetism, Optics, Acoustics, Heat Transfer, Classical Mechanics, and Fluid Dynamics
DOI http://dx.doi.org/10.1209/0295-5075/93/14002
Published online 01 February 2011

© EPLA, 2011