Gravity effects on Soret-induced non-equilibrium fluctuations in ternary mixtures Pablo Martínez Pancorbo, José M. Ortiz de Zárate, Henri Bataller and Fabrizio Croccolo Eur. Phys. J. E, 40 2 (2017) 22 Published online: 28 February 2017 DOI: 10.1140/epje/i2017-11513-9