Fig. 3.From: Interpretation of similarity in the negative polarization of comets and C-type asteroids in terms of common properties of asteroidal and cometary dustIntensity gradient and polarimetric images of comets C/1995 O1 (Hale-Bopp) (top) and 81P/Wild (bottom) obtained at λ = 0.67 µm (adapted from Hadamcik and Levasseur-Regourd (2003b)).Back to article page