Radiative cooling of nanoparticles close to a surface M. Tschikin, S.-A. Biehs, F.S.S. Rosa and P. Ben-Abdallah Eur. Phys. J. B, 85 7 (2012) 233 Published online: 03 July 2012 DOI: 10.1140/epjb/e2012-30219-7