Conjugated Conducting PolymersHelmut G. Kiess, Dionys Baeriswyl |
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Page 110
... dopant- induced IR 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 ...
... dopant- induced IR 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 ...
Page 148
... dopant molecule pins the charged soliton or polaron with a binding energy , for which a value of about 0.3 eV for polyacetylene is derived from experiments , whereas calculation gives values between 0.7 and 1.3 eV [ 3.28 ] . At low and ...
... dopant molecule pins the charged soliton or polaron with a binding energy , for which a value of about 0.3 eV for polyacetylene is derived from experiments , whereas calculation gives values between 0.7 and 1.3 eV [ 3.28 ] . At low and ...
Page 278
... dopant - induced cis - trans isomerization in ( CH ) , has been investigated from measurements of the proton second moments M2 [ 5.51–53 , 239 ] . The second moment for undoped cis- ( CH ) , is larger by a few Gauss than for undoped ...
... dopant - induced cis - trans isomerization in ( CH ) , has been investigated from measurements of the proton second moments M2 [ 5.51–53 , 239 ] . The second moment for undoped cis- ( CH ) , is larger by a few Gauss than for undoped ...
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Common terms and phrases
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