1. The 1-bromoheptane photodissociation near 234nm
- Author
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Qu, Hongbo, Li, Haiyang, Liang, Feng, and Zhang, Bing
- Subjects
- *
PHOTOCHEMISTRY , *DISSOCIATION (Chemistry) , *NUCLEAR reactions , *ABSORPTION - Abstract
Abstract: The photodissociation of n-C7H15Br, near the red wing of the absorption A-band, has been investigated utilizing the velocity mapped ion imaging technique. Both the speed and angular distributions of Br∗(2P1/2) and Br(2P3/2) fragments were determined. The experimental data indicate that the photodissociation in the investigated range originates from adiabatic and non-adiabatic transitions of the three low-lying dissociative electronic states. The fragments kinetic energies and the angular distributions show that about 70% energy is deposited into the internal energy of the fragments. These results can be explained using soft impulsive model. The experiment also shows that the anisotropy parameter for Br∗ is sensitive to the photolysis wavelength. [Copyright &y& Elsevier]
- Published
- 2006
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