Prompt electrons driving ion acceleration and formation of a two-temperature plasma in nanosecond laser-ablation domainD. Mascali, S. Tudisco, N. Gambino, A. Pluchino, A. Anzalone, F. Musumeci, A. Rapisarda and A. SpitaleriEPL, 100 4 (2012) 45003DOI: https://doi.org/10.1209/0295-5075/100/45003