Conjugated Conducting PolymersHelmut G. Kiess, Dionys Baeriswyl |
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Page 33
... energy or band gap of 24 , between the top of the valence band , the highest occupied molecular orbital ( HOMO ) , and the bottom of the conduction band , the lowest unoccupied molecular orbital ( LUMO ) . It is straightforward to ...
... energy or band gap of 24 , between the top of the valence band , the highest occupied molecular orbital ( HOMO ) , and the bottom of the conduction band , the lowest unoccupied molecular orbital ( LUMO ) . It is straightforward to ...
Page 182
... band gap and rotational disorder to give rise to a broadening of the optical absorption feature at the band gap . In the case of cis - polyacetylene , helix formation would give rise to a dramatic increase of the band gap , from 1.5 eV ...
... band gap and rotational disorder to give rise to a broadening of the optical absorption feature at the band gap . In the case of cis - polyacetylene , helix formation would give rise to a dramatic increase of the band gap , from 1.5 eV ...
Page 193
... energy of the band gap is predicted . Doping polymers with non - degenerate ground state leads to polarons or bipolarons . The polaron can be viewed as being composed of two defects , namely a charged one and a neutral one . Creating ...
... energy of the band gap is predicted . Doping polymers with non - degenerate ground state leads to polarons or bipolarons . The polaron can be viewed as being composed of two defects , namely a charged one and a neutral one . Creating ...
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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