Laser-driven acceleration of protons from hydrogenated annealed silicon targets A. Picciotto, D. Margarone, J. Krasa, A. Velyhan, E. Serra, P. Bellutti, G. Scarduelli, L. Calliari, E. Krousky, B. Rus and M. Dapor EPL, 92 3 (2010) 34008 Published online: 23 November 2010 DOI: 10.1209/0295-5075/92/34008