Conjugated Conducting PolymersHelmut G. Kiess, Dionys Baeriswyl |
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Page 154
... charge carriers responsible for photoconduction must be free electrons , holes or polarons , which might in part be converted into charged solitons , if they encounter a neutral soliton during their lifetime . In nondegenerate polymers ...
... charge carriers responsible for photoconduction must be free electrons , holes or polarons , which might in part be converted into charged solitons , if they encounter a neutral soliton during their lifetime . In nondegenerate polymers ...
Page 201
... solitons . It was concluded that in these experi- ments the charged defects are solitons obtained by a transfer of the photo- generated charges to neutral solitons [ 4.91 ] . If the 0.45 eV peak is assignable to solitons , then the ...
... solitons . It was concluded that in these experi- ments the charged defects are solitons obtained by a transfer of the photo- generated charges to neutral solitons [ 4.91 ] . If the 0.45 eV peak is assignable to solitons , then the ...
Page 266
... soliton pair relaxes . The LESR experiments of Flood and Heeger [ 5.165 ] were the first to show that the ratio of the photo - produced neutral to charged solitons ( called the branch- ing ratio ) in trans- ( CH ) , was of the order of ...
... soliton pair relaxes . The LESR experiments of Flood and Heeger [ 5.165 ] were the first to show that the ratio of the photo - produced neutral to charged solitons ( called the branch- ing ratio ) in trans- ( CH ) , was of the order of ...
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A.J. Heeger atoms Baeriswyl band gap behaviour bipolarons bond alternation bond lengths calculations chain charge carriers charged solitons Chem chemical shift cis-(CH conducting polymers conjugated polymers correlation Coulomb interaction coupling Cryst D.K. Campbell defects dielectric function diffusion dimerization discussed dopant dopant concentration dopant molecules doping doping levels e-e interactions effects electron correlation electron spin electron-electron interactions electron-phonon ENDOR energy excitations exciton experimental frequency function Hamiltonian Hartree-Fock hopping Hubbard model Hückel hyperfine interactions inter-chain Kivelson lattice Lett linewidth magnetic metallic molecular neutral solitons nonlinear nonlinear optical nuclear observed obtained one-dimensional optical absorption optical gap parameters peak Peierls Peierls-Hubbard model phonon Phys polarons polyacetylene polyenes polypyrrole polythiophene properties proton quantum quasi-particles Raman resonance samples Sect shown in Fig spectra spectrum spin density structure symmetry Synth tensor theory trans trans-(CH trans-polyacetylene transition valence values Vardeny