Table 1 The Third-order NLO parameters of Lycopene.

From: On the remarkable nonlinear optical properties of natural tomato lycopene

Experimental parameters

Obtained experimental values

Nonlinear index of refraction (n2)

− 7.26 × 10−12 m2/W

Nonlinear absorption coefficient (β)

− 0.20 × 10−5 m/W

Real part of third-order NLO susceptibility [Re (χ(3))]

− 2.45 × 10−6 esu

Imaginary part of third-order NLO susceptibility [Im (χ(3))]

− 1.01 × 10−6 esu

Third-order NLO susceptibility (χ(3))

2.65 × 10−6 esu