Multi-octave supercontinuum generation from mid-infrared filamentation in a bulk crystal Dane R. Austin, F. Silva, A. Thai, M. Baudisch, M. Hemmer, D. Faccio, A. Couairon and J. Biegert EPJ Web of Conferences, 41 (2013) 10010 Published online: 13 March 2013 DOI: 10.1051/epjconf/20134110010