Conjugated Conducting PolymersHelmut G. Kiess, Dionys Baeriswyl |
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Page 280
... decreases monotonically , as can be explained by the decrease in number and mobility of the neutral solitons . T1 in cis- ( CH ) , however , first increases due to the cis - trans isomerization , and then decreases . 1 1 Thus , the ...
... decreases monotonically , as can be explained by the decrease in number and mobility of the neutral solitons . T1 in cis- ( CH ) , however , first increases due to the cis - trans isomerization , and then decreases . 1 1 Thus , the ...
Page 292
... decreases by a factor of two , suggesting again delocalization along the chain . The relatively smaller conjugation length of its analogues is reflected in the much larger ESR linewidths . The susceptibility in PPV is of the Curie type ...
... decreases by a factor of two , suggesting again delocalization along the chain . The relatively smaller conjugation length of its analogues is reflected in the much larger ESR linewidths . The susceptibility in PPV is of the Curie type ...
Page 294
... decreases to≈ 6G ( at the highest doping levels ) which is much larger than for PT , most likely due to increased ... decreases to about 0.3 G. On light doping , spin concentration decreases from ~ 1.5.1020 spins / gm to ~ 5.1019 spins ...
... decreases to≈ 6G ( at the highest doping levels ) which is much larger than for PT , most likely due to increased ... decreases to about 0.3 G. On light doping , spin concentration decreases from ~ 1.5.1020 spins / gm to ~ 5.1019 spins ...
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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