Experimental study of the instability of a film flowing down a vertical fiber C. Duprat, C. Ruyer-Quil and F. Giorgiutti-Dauphiné Eur. Phys. J. Special Topics, 166 (2009) 63-66 Published online: 14 January 2009 DOI: 10.1140/epjst/e2009-00879-9