Conjugated Conducting PolymersHelmut G. Kiess, Dionys Baeriswyl |
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Page 223
... electron spin S = 1/2 coupled to a number N of protons ( I = 1/2 ) . This is a typical situation of a soliton or polaron ( spin operator S ) coupled to protons ( spin operators I ) . For the Hamiltonian HIS = Σ Azzj1zjSz — WosSz — W011 ...
... electron spin S = 1/2 coupled to a number N of protons ( I = 1/2 ) . This is a typical situation of a soliton or polaron ( spin operator S ) coupled to protons ( spin operators I ) . For the Hamiltonian HIS = Σ Azzj1zjSz — WosSz — W011 ...
Page 261
Helmut G. Kiess, Dionys Baeriswyl. 5.3.4 Electron Spin Relaxation 1 1 For the electron spin - lattice relaxation rate T1 in trans- ( CH ) , it has been reported that T1 ~ 1 / 2 ( w : ESR frequency ) , which was observed in the NMR case ...
Helmut G. Kiess, Dionys Baeriswyl. 5.3.4 Electron Spin Relaxation 1 1 For the electron spin - lattice relaxation rate T1 in trans- ( CH ) , it has been reported that T1 ~ 1 / 2 ( w : ESR frequency ) , which was observed in the NMR case ...
Page 306
... spin model 263 diffusion coefficient 257 , 262 , 263 nuclear spin - flip 257,258 18 253 , 257 , 258 , 260 , one ... electron energy loss spectroscopy electron correlation 136-141 , 219 , 228 , 249 , 252 , 289 , 291 electron - electron ...
... spin model 263 diffusion coefficient 257 , 262 , 263 nuclear spin - flip 257,258 18 253 , 257 , 258 , 260 , one ... electron energy loss spectroscopy electron correlation 136-141 , 219 , 228 , 249 , 252 , 289 , 291 electron - electron ...
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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