Physical parameters of T dwarfs derived from high-resolution near-infrared spectra C. del Burgo, E. L. Martín, M. R. Zapatero Osorio and P. H. Hauschildt A&A, 501 3 (2009) 1059-1071 Published online: 27 March 2009 DOI: 10.1051/0004-6361/200810752