Conjugated Conducting Polymers |
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Page 12
In this limit chemists would refer to substantial correlation effects , whereas
physicists would refer to the polymers as ' Mott - Hubbard insulators ' . To
illustrate both cases , Sects . 2 . 3 and 2 . 4 review paradigms for , respectively ,
pure e - p and ...
In this limit chemists would refer to substantial correlation effects , whereas
physicists would refer to the polymers as ' Mott - Hubbard insulators ' . To
illustrate both cases , Sects . 2 . 3 and 2 . 4 review paradigms for , respectively ,
pure e - p and ...
Page 28
In Sect . 2 . 5 we shall study in detail the Hamiltonian ( 2 . 23 ) , for we consider it
to be the minimal model capable of capturing the essential features of conjugated
polymers . Before confronting the full complexity of this model , however , we ...
In Sect . 2 . 5 we shall study in detail the Hamiltonian ( 2 . 23 ) , for we consider it
to be the minimal model capable of capturing the essential features of conjugated
polymers . Before confronting the full complexity of this model , however , we ...
Page 62
each separate problem ; in this regard as noted in Sect . 2 . 2 , Koopmans '
Theorem is a useful guide [ 2 . 38 , 164 ] . As emphasized in Sect . 2 . 2 , the HF
approach serves as an essential zerothorder approximation to the ground state of
...
each separate problem ; in this regard as noted in Sect . 2 . 2 , Koopmans '
Theorem is a useful guide [ 2 . 38 , 164 ] . As emphasized in Sect . 2 . 2 , the HF
approach serves as an essential zerothorder approximation to the ground state of
...
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Contents
Introduction | 1 |
An Overview of the Theory of rConjugated Polymers | 7 |
IndependentElectron | 17 |
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 correlation corresponding Coulomb Coulomb interactions coupling decreases defects density dependence described determined dimerization discussed dopant doping effects electron electron-electron electron-phonon ENDOR energy excitations expected experimental experiments field finite frequency function give ground Hamiltonian hopping Hubbard hyperfine important increase indicated interactions interpretation involving lattice leads length Lett limit magnetic materials measurements metallic methods modes motion neutral nuclear observed obtained one-dimensional optical pair parameter peak phonon Phys physical polarons polyacetylene polyenes polymers position properties range relaxation resonance respect samples Sect shift shown shows similar single Solid soliton spectra spectrum spin structure studies symmetry Synth temperature theoretical theory trans-(CH transition units valence values whereas