Conjugated Conducting Polymers |
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Page 50
1 Ground State and Excitation Spectrum Among the many eigenstates of the
Hubbard model , the ground state and ... first the non - interacting limit ( U = 0 )
where the ground state corresponds to a filled Fermi sea , as discussed in Sect .
2 . 3 .
1 Ground State and Excitation Spectrum Among the many eigenstates of the
Hubbard model , the ground state and ... first the non - interacting limit ( U = 0 )
where the ground state corresponds to a filled Fermi sea , as discussed in Sect .
2 . 3 .
Page 67
world line method can be modified to incorporate quantum phonon effects , so
that relaxed ( ground state ) geometries and finite phonon frequencies have
already been investigated ( 2 . 161 , 162 , 208 , 217 ] . In principle , similar effects
can ...
world line method can be modified to incorporate quantum phonon effects , so
that relaxed ( ground state ) geometries and finite phonon frequencies have
already been investigated ( 2 . 161 , 162 , 208 , 217 ] . In principle , similar effects
can ...
Page 143
In polymers with a non - degenerate ground state , a widely separated kink -
antikink pair is energetically unfavourable , because the isomer between the kink
and antikink usually has a higher energy than the other . Thus , at low doping ...
In polymers with a non - degenerate ground state , a widely separated kink -
antikink pair is energetically unfavourable , because the isomer between the kink
and antikink usually has a higher energy than the other . Thus , at low doping ...
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Contents
Introduction | 1 |
An Overview of the Theory of rConjugated Polymers | 7 |
IndependentElectron | 17 |
Copyright | |
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absorption addition applied approach approximation atoms band behaviour bipolarons bond bond alternation calculations carriers chain charged chemical concentration conductivity configuration conjugated polymers correlation corresponding Coulomb Coulomb interactions coupling decreases defects density dependence described determined dimerization discussed dopant doping effects electron electron-electron electron-phonon ENDOR energy excitations expected experimental experiments field finite frequency function give ground Hamiltonian hopping Hubbard hyperfine important increase indicated interactions interpretation involving lattice leads length Lett limit magnetic materials measurements metallic methods modes motion neutral nuclear observed obtained one-dimensional optical pair parameter peak phonon Phys physical polarons polyacetylene polyenes polymers position properties range relaxation resonance respect samples Sect shift shown shows similar single Solid soliton spectra spectrum spin structure studies symmetry Synth temperature theoretical theory trans-(CH transition units valence values whereas