## Conjugated conducting polymers |

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Page 220

Since, however, the

magnitude smaller than the electronic susceptibility, it is ordinarily not practicable

to use static methods to determine the

static ...

Since, however, the

**nuclear**spin susceptibility is normally several orders ofmagnitude smaller than the electronic susceptibility, it is ordinarily not practicable

to use static methods to determine the

**nuclear**contribution to x. In contrast tostatic ...

Page 229

Four-level energy scheme corresponding to a nucleus of spin / = 1/2 coupled to

an electron of spin S= 1/2 by the hyperfine interaction Azz. The possible electron

(<oeħ) and

Four-level energy scheme corresponding to a nucleus of spin / = 1/2 coupled to

an electron of spin S= 1/2 by the hyperfine interaction Azz. The possible electron

(<oeħ) and

**nuclear**spin [<xl„ i transitions along with the relaxation rates (V14, ...Page 230

A more detailed account of the application of these techniques to polyacetylene

can be found in [5.36]. Dynamic

other hand allow one to observe the NMR transition directly after having "pumped

" ...

A more detailed account of the application of these techniques to polyacetylene

can be found in [5.36]. Dynamic

**nuclear**polarization (DNP) experiments on theother hand allow one to observe the NMR transition directly after having "pumped

" ...

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### Contents

Introduction | 1 |

An Overview of the Theory of Conjugated Polymers | 7 |

References | 114 |

Copyright | |

5 other sections not shown

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### Common terms and phrases

A.J. Heeger atoms Baeriswyl band band gap behaviour bipolarons bond alternation bond lengths calculations CH)x chain charged solitons Chem chemical shift coefficient conducting polymers configuration conjugated polymers correlation Coulomb interactions coupling Cryst D.K. Campbell decreases defects dependence dimerization discussed dopant dopant concentration doping doping levels e-e interactions effects electron spin electron-electron interactions electron-phonon ENDOR energy excitations exciton experimental Fermi finite polyenes frequency function Hamiltonian Hartree-Fock Heeger Hiickel hopping Hubbard model hyperfine interactions inter-chain kink lattice Lett linewidth magnetic metallic molecular 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 soliton spectra spectrum spin density SSH model structure symmetry Synth temperature theoretical theory trans trans-(CH)x transition triplet valence bond values Vardeny