Directed inward beams of ions in laser produced plasma V.S. Belyaev, A.Ya. Faenov, A.I. Magunov, A.P. Matafonov, T.A. Pikuz, S.A. Pikuz Jr., I.Yu. Skobelev and V.I. Vinogradov J. Phys. IV France, 133 (2006) 525-527 Published online: 16 June 2006 DOI: 10.1051/jp4:2006133108