Typical IEA spectra of tantalum for LNS (a) and for PALS (b).
Experimental IEA data fitted with the Boltzmann-Coulomb-shifted function at INFN-LNS (a) and at PALS (b).
Comparison of equivalent ion temperatures vs charge state for INFN-LNS and PALS and comparison with theoretically calculated electron temperatures.
Time evolution of the equivalent ion temperature for INFN-LNS and PALS experiments (a) and plasma temperature trend vs distance for INFN data deduced by the plasma plume CCD images.
Electron temperature calculation through Eq. (8).
Comparison of ion and neutral temperatures for INFN-LNS data vs laser energy.
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