Probing helium interfaces with light scattering: From fluid mechanics to statistical physics P. E. Wolf, F. Bonnet, L. Guyon, T. Lambert, S. Perraud, L. Puech, B. Rousset and P. Thibault Eur. Phys. J. E, 28 2 (2009) 183-198 Published online: 13 January 2009 DOI: 10.1140/epje/i2008-10417-1