Hot electron production in laser solid interactions with a controlled pre-pulse

O. Culfa, G.J. Tallents, E. Wagenaars, C. P. Ridgers, R. J. Dance, A.K. Rossall, R.J. Gray, Paul McKenna, C.D.R Brown, S.F. James, D.J. Hoarty, N. Booth, A.P.L. Robinson, K.L. Lancaster, S.A. Pikuz, A. Ya Faenov, T. Kampfer, K. S. Schulze, I. Uschmann, N.C. Woolsey