Schiff bases

β

Hyperpolarizibility

SA

βXXX

−21.460

βXYY

−4.021

βXZZ

0.293

βYYY

−0.858

βYXX

−0.568

βYZZ

−0.303

βZZZ

11.638

βZXX

25.110

βZYY

6.936

βXYZ

−29.084

βTOT

4.359

AA

βXXX

42.610

βXYY

10.466

βXZZ

−5.471

βYYY

33.445

βYXX

44.704

βYZZ

14.410

βZZZ

−4.000

βZXX

−13.031

βZYY

−7.754

βXYZ

23.881

βTOT

9.244