Third-Order Nonlinear Optical Response of Gold-Island Films
β Scribed by Evangelia Xenogiannopoulou; Kostas Iliopoulos; Stelios Couris; Tanya Karakouz; Alexander Vaskevich; Israel Rubinstein
- Publisher
- John Wiley and Sons
- Year
- 2008
- Tongue
- English
- Weight
- 277 KB
- Volume
- 18
- Category
- Article
- ISSN
- 1616-301X
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π SIMILAR VOLUMES
Elucidating the relationship between electronic structure and the first and second molecular hyperpolarizabilities, p and 7, respectively, is of major importance in the quest for organic materials sufficiently optically nonlinear for applications in electro-optical and all-optical devices.['-31 For
Third-order nonlinear optical susceptibility, k3) of symmetrically octa-substituted metalfree phthalocyanine thin films measured by the third-harmonic generation technique are reported. The metal-free hthalocyanine has been found to show a 3) ( -3w; 44 m) value as large as 7 . 7 3 ~ lo-'\* esu at 1.