Conjugated Conducting PolymersHelmut G. Kiess, Dionys Baeriswyl |
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Page 99
... peak is induced at about 0.45 eV , interpreted as an absorption from a photo - generated soliton , but appreciably lower than the dopant - induced peak around 0.7 eV . This difference is attributed to the effect of dopant ions . A ...
... peak is induced at about 0.45 eV , interpreted as an absorption from a photo - generated soliton , but appreciably lower than the dopant - induced peak around 0.7 eV . This difference is attributed to the effect of dopant ions . A ...
Page 102
... Peak and Triplet Absorptions . Besides the features described above , in several л - conjugated polymers one observes a high - energy peak in photo - induced absorption , which is not accompanied by additional IR modes and therefore ...
... Peak and Triplet Absorptions . Besides the features described above , in several л - conjugated polymers one observes a high - energy peak in photo - induced absorption , which is not accompanied by additional IR modes and therefore ...
Page 279
... peak at -127 ppm shows the presence of some trans material in the starting cis- ( CH ) ,. With progressing doping , the line around - 127 ppm disappears and two new peaks ≈ 150 ppm and ≈ 50 ppm appear . The broad downfield shifted ...
... peak at -127 ppm shows the presence of some trans material in the starting cis- ( CH ) ,. With progressing doping , the line around - 127 ppm disappears and two new peaks ≈ 150 ppm and ≈ 50 ppm appear . The broad downfield shifted ...
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A.J. Heeger atoms Baeriswyl band band gap behaviour bipolarons bond alternation bond lengths calculations chain charge carriers charged solitons Chem chemical shift cis-(CH conducting polymers configuration conjugated polymers Coulomb interaction coupling Cryst D.K. Campbell decreases defects dimerization discussed dopant dopant concentration dopant molecules 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 Kivelson lattice Lett linewidth magnetic metallic molecular neutral solitons nonlinear nonlinear optical nuclear observed one-dimensional optical absorption optical gap pair parameter peak Peierls Peierls-Hubbard model phonon Phys polarons polyacetylene polyenes polypyrrole polythiophene properties proton quantum quasi-particles Raman relaxation resonance Sect Solid State Commun spectra spectrum spin density SSH model susceptibility symmetry Synth theoretical theory thermoelectric coefficient trans trans-(CH trans-polyacetylene transition triplet valence bond values Vardeny