Conjugated Conducting PolymersHelmut G. Kiess, Dionys Baeriswyl |
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Page 95
... transition . Consider as an example the transition from the midgap level of a neutral soliton ( with spin up ) to the conduction band . The local densities are easily derived following the arguments of Sect . 2.3.5 : namely , < Yi│n1 ...
... transition . Consider as an example the transition from the midgap level of a neutral soliton ( with spin up ) to the conduction band . The local densities are easily derived following the arguments of Sect . 2.3.5 : namely , < Yi│n1 ...
Page 195
... transitions involving band states , and at w2 for the transition between the two levels in the gap . Since electron - hole symmetry is implicit in the SSH Hamiltonian , the levels are , as already mentioned , located symmetrically with ...
... transitions involving band states , and at w2 for the transition between the two levels in the gap . Since electron - hole symmetry is implicit in the SSH Hamiltonian , the levels are , as already mentioned , located symmetrically with ...
Page 229
... transition ( e.g. 124 ) in Fig . 5.1 ) by applying a strong mw field at the particular transition . This nearly equalizes the populations P2 and P4 . By applying a strong rf field to either nuclear transition ( 1 ) | 2 ) or 13 > 14 ...
... transition ( e.g. 124 ) in Fig . 5.1 ) by applying a strong mw field at the particular transition . This nearly equalizes the populations P2 and P4 . By applying a strong rf field to either nuclear transition ( 1 ) | 2 ) or 13 > 14 ...
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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