Conjugated Conducting PolymersHelmut G. Kiess, Dionys Baeriswyl |
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Page 103
... modes of the homogeneous system and for the dopant - induced IR - active vibrational modes , commonly referred to as the amplitude mode theory , has been proposed by Horovitz [ 2.159 ] and elaborated by a number of groups [ 2.70 , 113 ...
... modes of the homogeneous system and for the dopant - induced IR - active vibrational modes , commonly referred to as the amplitude mode theory , has been proposed by Horovitz [ 2.159 ] and elaborated by a number of groups [ 2.70 , 113 ...
Page 110
... modes using the universal amplitude mode theory ( recall Sect . 2.6.3 ) but not the sudden appearance of a Pauli susceptibility . In order to remove this difficulty , Kivelson and Heeger proposed a first - order transition from a ...
... modes using the universal amplitude mode theory ( recall Sect . 2.6.3 ) but not the sudden appearance of a Pauli susceptibility . In order to remove this difficulty , Kivelson and Heeger proposed a first - order transition from a ...
Page 187
... modes into agreement with the principal Raman lines at 1470 and 1080 cm - 1 . The coupling constant was found to be 8 eV / Å , implying a Peierls gap of 1.3 eV . The measured Raman lines were utilized here to determine the unknown ...
... modes into agreement with the principal Raman lines at 1470 and 1080 cm - 1 . The coupling constant was found to be 8 eV / Å , implying a Peierls gap of 1.3 eV . The measured Raman lines were utilized here to determine the unknown ...
Contents
Introduction | 1 |
Solitons Polarons and Bipolarons | 36 |
7 | 65 |
Copyright | |
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A.J. Heeger A.R. Bishop atoms Baeriswyl band band gap behaviour bipolarons bond alternation bond lengths calculations chain charge carriers charged solitons Chem chemical shift cis-(CH coefficient conducting polymers configuration conjugated polymers Coulomb interaction 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 G.L. Baker Hamiltonian Hartree-Fock hopping Hubbard model Hückel inter-chain kink lattice Lett linewidth magnetic Metals molecular neutral solitons nonlinear nuclear observed obtained one-dimensional optical absorption optical gap pair parameters peak Peierls Peierls-Hubbard model phonon Phys polarons polyacetylene polyenes polypyrrole polythiophene properties proton quantum quasi-particles Raman relaxation resonance Sect Solid State Commun soliton spectra spectrum spin density SSH model structure susceptibility symmetry Synth temperature theoretical theory trans-(CH trans-polyacetylene transition triplet valence bond values Vardeny