Light scattering from a magnetically tunable dense random medium with dissipation: ferrofluid M. Shalini, D. Sharma, A.A. Deshpande, D. Mathur, Hema Ramachandran and N. Kumar Eur. Phys. J. D, 66 1 (2012) 30 Published online: 31 January 2012 DOI: 10.1140/epjd/e2011-20368-8