Conjugated Conducting PolymersHelmut G. Kiess, Dionys Baeriswyl |
From inside the book
Results 1-3 of 53
Page 240
Helmut G. Kiess, Dionys Baeriswyl. 5.2.3 Chemical Shift Tensor Chemical shift tensor σ is a measure of the local anisotropic fields as seen by the nuclei . Although the quantum mechanical calculation of the chemical shift tensor is ...
Helmut G. Kiess, Dionys Baeriswyl. 5.2.3 Chemical Shift Tensor Chemical shift tensor σ is a measure of the local anisotropic fields as seen by the nuclei . Although the quantum mechanical calculation of the chemical shift tensor is ...
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 w2 ) . 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 w2 ) . The different interactions can be observed separately or in a ...
Page 243
... chemical shift tensor , another set of lines with [ 5.83 ] 11 = -242 ± 7 ppm , σ2 = -174 + 16 ppm and 033-132 13 ppm . Comparison of this tensor with that of model compounds allows one to draw some conclusions concerning the chemical ...
... chemical shift tensor , another set of lines with [ 5.83 ] 11 = -242 ± 7 ppm , σ2 = -174 + 16 ppm and 033-132 13 ppm . Comparison of this tensor with that of model compounds allows one to draw some conclusions concerning the chemical ...
Other editions - View all
Common terms and phrases
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