Vacuum ultraviolet of hydrogenated amorphous carbons - II. Small hydrocarbons production in Photon Dominated RegionsI. Alata, A. Jallat, L. Gavilan, M. Chabot, G. A. Cruz-Diaz, G. M. Munoz Caro, K. Béroff and E. DartoisA&A, 584 (2015) A123DOI: https://doi.org/10.1051/0004-6361/201526368