Spectroscopy Methods and Applications of the Tor Vergata Laser-Plasma Facility Driven by GW-Level Laser System

Table 7

Experimental measurements and results attained for copper (𝑍=29) by using the TVLPS.

𝐸IR (J)	I (W/cm^2)	𝑉𝑥 (V)	𝐸𝑥 (mJ)	𝜂Cu (%)	𝜂rel=𝜂Cu/𝜂Y
3.2	2.76·10^12	11.6	6.2	0.19	28.0
4.5	3.83·10^12	19.7	10.6	0.24	18.5
6.0	5.07·10^12	31.6	17.0	0.28	15.6
7.4	6.32·10^12	47.5	25.6	0.34	17.0
8.8	7.50·10^12	58.6	31.6	0.36	17.1
9.9	8.41·10^12	71.5	38.5	0.39	17.0