Table 1 Dependence of ionization probability on the regularization parameter ε and full width at half maximum (FWHM) of the signal pulse

From: Instantaneous ionization rate as a functional derivative

ε

FWHM of the pulse (17) (attoseconds)

Ionization probability

T/30

298

6.05598 × 10−3

T/200

45

6.04588 × 10−3

T/500

18

6.04618 × 10−3

T/750

12

6.04623 × 10−3

T/1000

9

6.04626 × 10−3