Conjugated Conducting Polymers |
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Page 154
Photoexcitation leads to an exciton - like state , due not only to Coulomb
interaction but also to a lattice configuration such as that within a polaron . Indeed
, experiments in cis - ( CH ) , demonstrate that photoconductivity is not observable
, but ...
Photoexcitation leads to an exciton - like state , due not only to Coulomb
interaction but also to a lattice configuration such as that within a polaron . Indeed
, experiments in cis - ( CH ) , demonstrate that photoconductivity is not observable
, but ...
Page 229
... the ESR spectrum may become unresolved , whereas fewer lines in the NMR
spectrum may lead to a well - resolved ... 4 ) at frequency wnt a partial
repopulation of the levels 12 ) and 14 ) occurs , which leads to a change in the
ESR signal .
... the ESR spectrum may become unresolved , whereas fewer lines in the NMR
spectrum may lead to a well - resolved ... 4 ) at frequency wnt a partial
repopulation of the levels 12 ) and 14 ) occurs , which leads to a change in the
ESR signal .
Page 290
... appears in “ absorption " mode . The observed time evolution of these signals
after laser pulse excitation leads to the conclusion that during the laser pulse a
pair of triplets is formed on - chain with all triplet levels equally populated , i . e ...
... appears in “ absorption " mode . The observed time evolution of these signals
after laser pulse excitation leads to the conclusion that during the laser pulse a
pair of triplets is formed on - chain with all triplet levels equally populated , i . e ...
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Contents
Introduction | 1 |
An Overview of the Theory of rConjugated Polymers | 7 |
References | 114 |
Copyright | |
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Common terms and phrases
absorption addition applied approach approximation atoms band behaviour bipolarons bond bond alternation calculations carriers chain charged chemical concentration conductivity configuration conjugated polymers contribution correlation corresponding Coulomb Coulomb interactions coupling decreases defects density dependence described determined dimerization discussed dopant doping effects electron electron-electron energy excitations expected experimental experiments field finite frequency function give ground Hamiltonian hopping Hubbard important increase indicated interactions interpretation involving lattice leads length Lett limit localized magnetic materials measurements metallic methods modes molecules motion neutral nuclear observed obtained optical pair parameter peak phonon Phys Physics polarons polyacetylene polyenes polymers position properties range relaxation resonance respect samples Sect separation shift shown shows similar single soliton spectra spectrum spin structure studies symmetry Synth temperature theoretical theory trans-(CH transition units valence values whereas