Conjugated Conducting PolymersHelmut G. Kiess, Dionys Baeriswyl |
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Page 118
... optical absorption spectra . Phys . Rev. Lett . 45 , 1209-1213 ( 1980 ) ; Erratum , ibid . 45 , 1463 ( 1980 ) 2.96 J.T. Gammel , J.A. Krumhansl : Theory of optical absorption in trans - polyacetyl- ene containing solitons . Phys . Rev ...
... optical absorption spectra . Phys . Rev. Lett . 45 , 1209-1213 ( 1980 ) ; Erratum , ibid . 45 , 1463 ( 1980 ) 2.96 J.T. Gammel , J.A. Krumhansl : Theory of optical absorption in trans - polyacetyl- ene containing solitons . Phys . Rev ...
Page 195
... optical transitions and their position in energy , it is important to know the structure and intensity of the optical absorption bands . The optical absorption coefficients due to a charged soliton , a polaron and a bipolaron are a ...
... optical transitions and their position in energy , it is important to know the structure and intensity of the optical absorption bands . The optical absorption coefficients due to a charged soliton , a polaron and a bipolaron are a ...
Page 206
Helmut G. Kiess, Dionys Baeriswyl. Photo - induced absorption measurements in poly ( thiophene ) show two absorption bands at 0.45 eV and 1.25 eV , and four strong and four weak infra - red bands [ 4.117 , 118 ] . The optical transitions ...
Helmut G. Kiess, Dionys Baeriswyl. Photo - induced absorption measurements in poly ( thiophene ) show two absorption bands at 0.45 eV and 1.25 eV , and four strong and four weak infra - red bands [ 4.117 , 118 ] . The optical transitions ...
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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