Table 1 Shots parameters.

From: Generation of intense quasi-electrostatic fields due to deposition of particles accelerated by petawatt-range laser-matter interactions

#

Target Thickness [nm]

Energy [J]

Duration [fs]

Intensity [1020 W/cm2]

20

550

359

980

14.3

25

550

319

1000

10.9

23

269

367

—

—

29

269

386

1700

4.8

16

116

348

1220

10.8

  1. No measurement of pulse duration were obtained for #23, where the focal spot area was of the order of 4 × 10−7 cm2. For a reasonable pulse width in the (980,1700) fs interval, we can estimate a peak intensity in the (5.4,9.4) × 1020 W/cm2 range.
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