Ion irradiation of carbonaceous interstellar analogues - Effects of cosmic rays on the 3.4 μm interstellar absorption bandM. Godard, G. Féraud, M. Chabot, Y. Carpentier, T. Pino, R. Brunetto, J. Duprat, C. Engrand, P. Bréchignac, L. d’Hendecourt and E. DartoisA&A, 529 (2011) A146DOI: https://doi.org/10.1051/0004-6361/201016228