Conjugated Conducting PolymersHelmut G. Kiess, Dionys Baeriswyl |
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Page 7
... electron models that include both electron - phonon and electron - electron interactions . We use the widely studied Peierls - Hubbard Hamiltonian as a prototype model , since this contains both the pure electron - phonon ( Hückel and ...
... electron models that include both electron - phonon and electron - electron interactions . We use the widely studied Peierls - Hubbard Hamiltonian as a prototype model , since this contains both the pure electron - phonon ( Hückel and ...
Page 180
... electron - electron inter- action is implicitly taken into account by adjusted parameters a , Ko and to . If unbiased parameters derived from small molecules had been taken [ 4.7 ] , and assuming that only electron - phonon interaction ...
... electron - electron inter- action is implicitly taken into account by adjusted parameters a , Ko and to . If unbiased parameters derived from small molecules had been taken [ 4.7 ] , and assuming that only electron - phonon interaction ...
Page 201
... Electron - electron interaction has been considered as a possible reason for the shift of the transition by about 0.4 eV [ 4.92 ] ( see also Chap . 2 ) . Based on this assumption , an estimate of the on - site electron- electron ...
... Electron - electron interaction has been considered as a possible reason for the shift of the transition by about 0.4 eV [ 4.92 ] ( see also Chap . 2 ) . Based on this assumption , an estimate of the on - site electron- electron ...
Contents
Introduction | 1 |
An Overview of the Theory of лConjugated Polymers | 7 |
7 | 65 |
Copyright | |
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A.J. Heeger atoms Baeriswyl band band gap behaviour bipolarons bond alternation bond lengths calculations chain charged solitons Chem chemical shift cis-(CH conducting polymers configuration conjugated polymers Coulomb interactions coupling Cryst D.K. Campbell defects dependence dimerization discussed dopant doping doping levels e-e interactions electron correlation electron spin electron-electron interactions electron-phonon ENDOR energy excitations exciton experimental finite polyenes frequency function Hamiltonian Hartree-Fock hopping Hubbard model Hückel inter-chain kink lattice Lett linewidth magnetic Metals molecular molecules neutral solitons nonlinear nonlinear optical nuclear observed obtained one-dimensional optical absorption optical gap parameter peak Peierls Peierls-Hubbard model phonon Phys polarons polyacetylene polyenes polypyrrole polythiophene properties proton quantum quasi-particles Raman relaxation resonance Sect shown in Fig Solid State Commun spectra spectrum spin density SSH model structure susceptibility symmetry Synth temperature theoretical theory trans trans-(CH trans-polyacetylene transition triplet valence bond values Vardeny