Small scale plastic flow in silica glasses: can we model densification? A. Perriot, E. Barthel, D. Vandembroucq, T. Deschamps, V. Martinez, B. Champagnon, G. Kermouche and P. Dubujet EPJ Web of Conferences, 6 (2010) 04001 Published online: 10 June 2010 DOI: 10.1051/epjconf/20100604001