Thermal diffusivity study of cheese fats by thermal lens detection J. L. Jiménez Pérez, E. Rangel Vargas, R. Gutiérrez Fuentes, A. Cruz-Orea and H. Bautista de León Eur. Phys. J. Special Topics, 153 (2008) 511-513 Published online: 12 March 2008 DOI: 10.1140/epjst/e2008-00496-2