Conjugated Conducting PolymersHelmut G. Kiess, Dionys Baeriswyl |
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Page 81
... ENDOR , triple ENDOR and multiple quantum spectroscopy techniques on both Feast - type and Shirakawa - type polyacetylene . Pulsed ENDOR techniques were used instead of continuous wave ENDOR . The spin density ratio was found ...
... ENDOR , triple ENDOR and multiple quantum spectroscopy techniques on both Feast - type and Shirakawa - type polyacetylene . Pulsed ENDOR techniques were used instead of continuous wave ENDOR . The spin density ratio was found ...
Page 229
... ( ENDOR ) lines , whereas N nonequivalent nuclear spins ( S = 1/2 ) result in 2 ESR lines , but only 2N NMR ( ENDOR ) lines . Thus , for a fairly small number N , the ESR spectrum may become unresolved , whereas fewer lines in the NMR ...
... ( ENDOR ) lines , whereas N nonequivalent nuclear spins ( S = 1/2 ) result in 2 ESR lines , but only 2N NMR ( ENDOR ) lines . Thus , for a fairly small number N , the ESR spectrum may become unresolved , whereas fewer lines in the NMR ...
Page 249
... ENDOR where the spectrum results from simple summation rather than multiple product of the various spectral lines , as in the ESR case . Any form of p ; must therefore reproduce simultaneously the ENDOR spectrum . Detailed ENDOR ...
... ENDOR where the spectrum results from simple summation rather than multiple product of the various spectral lines , as in the ESR case . Any form of p ; must therefore reproduce simultaneously the ENDOR spectrum . Detailed ENDOR ...
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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