Accelerated nitridation and oxidation by plasma on polyethylene M. G. Olayo, E. Colín, G. J. Cruz, J. Morales and R. Olayo Eur. Phys. J. Appl. Phys., 48 3 (2009) 30501 Published online: 30 October 2009 DOI: 10.1051/epjap/2009166