Nonlinear optical properties of triptyce
β
S. Norvez; M. Barzoukas
π
Article
π
1990
π
Elsevier Science
π
English
β 324 KB
Nonplanar triptycene derivatives are used for the first time as active subunits for second-harmonic generation. The quadratic hyperpolarizabihty coefficient ,V of 2nitrotriptycene is measured in solution by use of the electric-field-induced second-harmonic gcncration (EFISH) tcchniquc. Its magnitude