Conjugated Conducting PolymersHelmut G. Kiess, Dionys Baeriswyl |
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Page 202
... addition , the absorption at 0.45 eV is accompanied by an increase of the absorption at 1.4 eV with relative change of about 0.1 and by bleaching in the intrinsic absorption region [ 4.97 ] . Measurements of the IR modes after a delay ...
... addition , the absorption at 0.45 eV is accompanied by an increase of the absorption at 1.4 eV with relative change of about 0.1 and by bleaching in the intrinsic absorption region [ 4.97 ] . Measurements of the IR modes after a delay ...
Page 226
... is w1 = 7B1x , i.e. relaxation occurs along the rf field B1 , in addition to that at w 。. Its rate is [ 5.18 , 19 ] 1x 1x 1 = < Aw ? > J ( w1 ) + Tie 2T1 ( 5.1.33 ) The importance of T1 , is that it can be 226 P.K. Kahol et al .
... is w1 = 7B1x , i.e. relaxation occurs along the rf field B1 , in addition to that at w 。. Its rate is [ 5.18 , 19 ] 1x 1x 1 = < Aw ? > J ( w1 ) + Tie 2T1 ( 5.1.33 ) The importance of T1 , is that it can be 226 P.K. Kahol et al .
Page 285
... ADDITION ELECTRONICAL EXCITATION VIBRATIONAL EXCITATION REACTION Fig . 5.40 . Reaction scheme of the dimer initiation reaction : 1 ) Photo - excitation of the metastable monomer diradical M * ; 2 ) Displacement of the adjacent monomer ...
... ADDITION ELECTRONICAL EXCITATION VIBRATIONAL EXCITATION REACTION Fig . 5.40 . Reaction scheme of the dimer initiation reaction : 1 ) Photo - excitation of the metastable monomer diradical M * ; 2 ) Displacement of the adjacent monomer ...
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