Conjugated Conducting PolymersHelmut G. Kiess, Dionys Baeriswyl |
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Page 43
... localized collective excitation : the polaron . It is well - established , both experimentally and theoretically , that polarons can arise when the insertion of an electron into a polarizable semiconductor or insulator can produce a ...
... localized collective excitation : the polaron . It is well - established , both experimentally and theoretically , that polarons can arise when the insertion of an electron into a polarizable semiconductor or insulator can produce a ...
Page 48
... localized electronic levels , are shown in Fig . 2.19 . For charged bipolarons [ 2.99 ] , there are also two localized electronic levels ( at ± wo , with w ' < wo for the same bare parameters in the Hamiltonian ) but the occupancy of ...
... localized electronic levels , are shown in Fig . 2.19 . For charged bipolarons [ 2.99 ] , there are also two localized electronic levels ( at ± wo , with w ' < wo for the same bare parameters in the Hamiltonian ) but the occupancy of ...
Page 258
... localized spins do not contribute to the relaxation rate . Assuming a distribution in the trapping energy ( 0-650 K ) and arguing that the nuclear relaxation via localized spins was very inefficient , they rationalized the temperature ...
... localized spins do not contribute to the relaxation rate . Assuming a distribution in the trapping energy ( 0-650 K ) and arguing that the nuclear relaxation via localized spins was very inefficient , they rationalized the temperature ...
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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