Ab Initio nonlinear optical properties of polyacetylene from finite oligomer calculations
β Scribed by K.A. Robins; S-J. Kim; J.L. Toto; M. Hasan; T.T. Toto; C.P. de Melo; B. Kirtman
- Book ID
- 116136389
- Publisher
- Elsevier Science
- Year
- 1995
- Tongue
- English
- Weight
- 434 KB
- Volume
- 71
- Category
- Article
- ISSN
- 0379-6779
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π SIMILAR VOLUMES
We continue our development of the finite oligomer method for computing nonlinear optical properties of conjugated polymers. Using polyacetylene as an example it is shown how the effect of electron correlation on the static longitudinal hyperpolarizability can be accurately determined from calculati
## Ε½ . Ab initio calculations at the HartreeαFock HF and the second-order MΓΈllerαPlesset Ε½ . MP2 levels are performed for finite polyenes C H to estimate the structure and 2 n 2 nq2 Ε½ . dimerization energy E of polyacetylene. The effect of electron correlation on the dim structure of finite polyen