Conjugated Conducting PolymersHelmut G. Kiess, Dionys Baeriswyl |
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Page 241
... chemical shift tensors of alternating double bonds [ 5.75 ] shift interactions ( causing a frequency shift w1 ) and dipole - dipole interactions ( causing a splitting w22 ) . The different interactions can be observed separately or in a ...
... chemical shift tensors of alternating double bonds [ 5.75 ] shift interactions ( causing a frequency shift w1 ) and dipole - dipole interactions ( causing a splitting w22 ) . The different interactions can be observed separately or in a ...
Page 243
... chemical shift tensor , another set of lines with [ 5.83 ] 011-242 +7 ppm , σ217416 ppm and 033 = -132 13 ppm . Comparison of this tensor with that of model compounds allows one to draw some conclusions concerning the chemical structure ...
... chemical shift tensor , another set of lines with [ 5.83 ] 011-242 +7 ppm , σ217416 ppm and 033 = -132 13 ppm . Comparison of this tensor with that of model compounds allows one to draw some conclusions concerning the chemical structure ...
Page 280
... shift of the A and B lines towards low fields [ 5.90 ] . 13C shifts in PPS doped heavily with SO3 [ 5.93 ] and TaF6 [ 5.94 ] are also very similar to its undoped state . Electrochemically and chemically oxidized PPy ( with BF [ 5.88 ] ...
... shift of the A and B lines towards low fields [ 5.90 ] . 13C shifts in PPS doped heavily with SO3 [ 5.93 ] and TaF6 [ 5.94 ] are also very similar to its undoped state . Electrochemically and chemically oxidized PPy ( with BF [ 5.88 ] ...
Contents
Introduction | 1 |
An Overview of the Theory of лConjugated Polymers | 7 |
7 | 65 |
Copyright | |
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A.J. Heeger atoms Baeriswyl band band gap behaviour bipolarons bond alternation bond lengths calculations chain charged solitons Chem chemical shift cis-(CH conducting polymers configuration conjugated polymers Coulomb interactions coupling Cryst D.K. Campbell defects dependence dimerization discussed dopant 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 lattice Lett linewidth magnetic Metals molecular molecules neutral solitons nonlinear nonlinear optical nuclear observed obtained one-dimensional optical absorption optical gap parameter peak Peierls Peierls-Hubbard model phonon Phys polarons polyacetylene polyenes polypyrrole polythiophene properties proton quantum quasi-particles Raman relaxation resonance Sect shown in Fig Solid State Commun spectra spectrum spin density SSH model structure susceptibility symmetry Synth temperature theoretical theory trans trans-(CH trans-polyacetylene transition triplet valence bond values Vardeny