Conjugated Conducting PolymersHelmut G. Kiess, Dionys Baeriswyl |
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Page 168
... Samples prepared in this way are reported to show no fibrillar structure , but to be compact . Initial investigations on AsF5 - doped samples gave room - temperature conductivities of the order of 50 000–80 000 S / m , whereas in iodine ...
... Samples prepared in this way are reported to show no fibrillar structure , but to be compact . Initial investigations on AsF5 - doped samples gave room - temperature conductivities of the order of 50 000–80 000 S / m , whereas in iodine ...
Page 258
... sample to sample and interpreted as being due to the presence of oxygen which pins the mobile defects . As far as the proton T1 is concerned , fairly reproducible values were obtained on samples with different ESR linewidths thereby ...
... sample to sample and interpreted as being due to the presence of oxygen which pins the mobile defects . As far as the proton T1 is concerned , fairly reproducible values were obtained on samples with different ESR linewidths thereby ...
Page 271
... sample B sample C A sample D 50 100 150 1000 / T [ K - 1 ] 200 Fig . 5.32 . Experimental and calcu- lated x ( T ) / x ( 300 K ) versus inverse temperature for three samples ( B , C and D [ 5.205 ] ) of ASF , -doped poly- paraphenylene ...
... sample B sample C A sample D 50 100 150 1000 / T [ K - 1 ] 200 Fig . 5.32 . Experimental and calcu- lated x ( T ) / x ( 300 K ) versus inverse temperature for three samples ( B , C and D [ 5.205 ] ) of ASF , -doped poly- paraphenylene ...
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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