SPECTROSCOPY OF TRANS POLYACETYLENE WITH BROKEN SYMMETRY.

被引:0
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作者
Vardeny, Z. [1 ]
Ehrenfreund, E. [1 ]
Brafman, O. [1 ]
机构
[1] Technion, Haifa, Isr, Technion, Haifa, Isr
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SPECTROSCOPY; ABSORPTION;
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摘要
Resonance Raman scattering and photoinduced absorption spectroscopy techniques were applied in partially isomerized (CH)//x samples, where the trans two-fold ground state degeneracy is lifted. We found that the imposed confinement on the trans chains in the samples strongly influences the ground state properties and the photoexcitation dynamics. Our results favor the bound soliton-antisoliton pair explanation for the photoexcited neutral states in trans-(CH)//x.
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页码:349 / 354
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