The evolution of amorphous hydrocarbons in the ISM: dust modelling from a new vantage pointA. P. Jones, L. Fanciullo, M. Köhler, L. Verstraete, V. Guillet, M. Bocchio and N. YsardA&A, 558 (2013) A62DOI: https://doi.org/10.1051/0004-6361/201321686