Conjugated Conducting PolymersHelmut G. Kiess, Dionys Baeriswyl |
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Page 112
... temperature due to scattering by thermal phonons . This is easy to understand for optical phonons , as their population dies out exponentially with decreasing temperature [ 2.116 ] . Including acoustic phonon scattering yields a slower ...
... temperature due to scattering by thermal phonons . This is easy to understand for optical phonons , as their population dies out exponentially with decreasing temperature [ 2.116 ] . Including acoustic phonon scattering yields a slower ...
Page 159
... temperature dependence . Above y≈ 0.01 the thermoelectric coefficient S is smaller than 50 μV / K at room temperature , and shows a strong temperature dependence [ 3.67 ] . The observed non - linear variation ( Fig . 3.9 ) is described ...
... temperature dependence . Above y≈ 0.01 the thermoelectric coefficient S is smaller than 50 μV / K at room temperature , and shows a strong temperature dependence [ 3.67 ] . The observed non - linear variation ( Fig . 3.9 ) is described ...
Page 277
... temperature - independent linewidth [ 5.203 ] . Due to much smaller spin - orbit couplings on ASF , ions , the linewidth in ( CH - yAsF5 ) x shows no linear dependence on temperature ; the linewidth decreases instead with increase in ...
... temperature - independent linewidth [ 5.203 ] . Due to much smaller spin - orbit couplings on ASF , ions , the linewidth in ( CH - yAsF5 ) x shows no linear dependence on temperature ; the linewidth decreases instead with increase in ...
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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