Study of gold nanoparticles effect on thermal diffusivity of nanofluids based on various solvents by using thermal lens spectroscopyJ. L. Jiménez Pérez, R. Gutierrez Fuentes, J. F. Sanchez Ramirez and A. Cruz-OreaEur. Phys. J. Special Topics, 153 (2008) 159-161DOI: https://doi.org/10.1140/epjst/e2008-00417-5