Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
178216 | Dyes and Pigments | 2008 | 5 Pages |
Abstract
3,6-Disubstituted carbazole chromophores containing thiazole and benzothiazole units were synthesized and characterized by NMR, IR, and UV. The first-order hyperpolarizabilities (β) were calculated via solvatochromic method. Our experiments suggest that the incorporation of thiazole and benzothiazole into carbazole-based chromophores can allow for significant enhancement of molecular hyperpolarizabilities. Nonlinear optical properties of AπDπA carbazole chromophores are superior to those of the corresponding DπA aryl compounds.
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Authors
Ying Qian,