Optical constants of 2,3-bis-(N,N-1-naphthylphenylamino) -N-methylmaleimide thin film by spectroscopic ellipsometryW. Xie, C. Li and S. LiuEur. Phys. J. Appl. Phys., 31 3 (2005) 179-183DOI: https://doi.org/10.1051/epjap:2005063
