Abstract
The Hückel and Lennard-Jones approximation is used to show that structural distortions with bond-length alternation in the chains are impossible because of the high rigidity of the σ core in a conjugated system for any long polyconjugated system of polyacene type that can be represented as polyene chains linked together.
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Translated from Teoreticheskaya i Éksperimental'naya Khimiya, Vol. 23, No. 3, pp. 350–352, May–June, 1987.
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Misurkin, I.A. Distortions in quasi-one-dimensional polyconjugated systems. Theor Exp Chem 23, 323–325 (1987). https://doi.org/10.1007/BF00531387
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DOI: https://doi.org/10.1007/BF00531387