Conjugated Conducting PolymersHelmut G. Kiess, Dionys Baeriswyl |
From inside the book
Results 1-3 of 56
Page 12
... Sects . 2.3 and 2.4 review paradigms for , respectively , pure e - p and pure e - e interactions . In Sect . 2.3 , we summarize the independent - electron theories , discussing the general Hückel approach and examining in some detail ...
... Sects . 2.3 and 2.4 review paradigms for , respectively , pure e - p and pure e - e interactions . In Sect . 2.3 , we summarize the independent - electron theories , discussing the general Hückel approach and examining in some detail ...
Page 28
... Sect . 2.3 the Hückel and SSH Hamiltonians and in Sect . 2.4 the Hubbard model . 2.3 The Hückel and SSH Models : Independent - Electron Theories In this section we discuss independent - electron models in which the ( explicit ) Coulomb ...
... Sect . 2.3 the Hückel and SSH Hamiltonians and in Sect . 2.4 the Hubbard model . 2.3 The Hückel and SSH Models : Independent - Electron Theories In this section we discuss independent - electron models in which the ( explicit ) Coulomb ...
Page 59
... Sect . 2.3 for the Hückel model , remains exactly the same for the Peierls - Hubbard model , provided that the bond order is calculated for the full Hamiltonian . The proof uses the Hellmann - Feynman theorem according to which the ...
... Sect . 2.3 for the Hückel model , remains exactly the same for the Peierls - Hubbard model , provided that the bond order is calculated for the full Hamiltonian . The proof uses the Hellmann - Feynman theorem according to which the ...
Other editions - View all
Common terms and phrases
A.J. Heeger atoms Baeriswyl band gap behaviour bipolarons bond alternation bond lengths calculations chain charge carriers charged solitons Chem chemical shift cis-(CH conducting polymers conjugated polymers correlation Coulomb interaction coupling Cryst D.K. Campbell defects dielectric function diffusion dimerization discussed dopant dopant concentration dopant molecules doping doping levels e-e interactions effects electron correlation electron spin electron-electron interactions electron-phonon ENDOR energy excitations exciton experimental frequency function Hamiltonian Hartree-Fock hopping Hubbard model Hückel hyperfine interactions inter-chain Kivelson lattice Lett linewidth magnetic metallic molecular neutral solitons nonlinear nonlinear optical nuclear observed obtained one-dimensional optical absorption optical gap parameters peak Peierls Peierls-Hubbard model phonon Phys polarons polyacetylene polyenes polypyrrole polythiophene properties proton quantum quasi-particles Raman resonance samples Sect shown in Fig spectra spectrum spin density structure symmetry Synth tensor theory trans trans-(CH trans-polyacetylene transition valence values Vardeny