Theoretical Aspects of Conducting Polymers: Electronic Structure and Defect States |
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Page 49
... kink is not strictly valid . However , this effect would be of order ( A ) and can be neglected . -2 The kink structure is illustrated in Fig . 6. The electron - hole symmetry implies that for the neutral kink K ° the midgap level is ...
... kink is not strictly valid . However , this effect would be of order ( A ) and can be neglected . -2 The kink structure is illustrated in Fig . 6. The electron - hole symmetry implies that for the neutral kink K ° the midgap level is ...
Page 61
... kink defects . Neutral kinks are predicted to lead to one - dimensional spin diffusion as discussed by Maki ( 1982 ) . Charged kinks which can be generated either optically or upon doping produce additional optical absorption both due ...
... kink defects . Neutral kinks are predicted to lead to one - dimensional spin diffusion as discussed by Maki ( 1982 ) . Charged kinks which can be generated either optically or upon doping produce additional optical absorption both due ...
Page 84
... kink defects remain confined within pairs . Unbinding will occur as soon as the confinement potential is sufficiently screened due to thermal excita- tions of additional kink - antikink pairs , namely at the critical temperature Tc ...
... kink defects remain confined within pairs . Unbinding will occur as soon as the confinement potential is sufficiently screened due to thermal excita- tions of additional kink - antikink pairs , namely at the critical temperature Tc ...
Common terms and phrases
A.J. Heeger absorption amplitude approximation associated assume Baeriswyl band becomes Bishop bond alternation bond length bond order boundary calculations Campbell chain changes charge conducting configuration consider constant continuum limit correlation corresponds coupling defect density depend described determined dimerization discrete discuss disorder distortion dynamical effects electronic energy equation et al expected experiments extent field fluctuations force function given gives ground Hamiltonian hand Hückel impurity increasing integral interaction interchain coupling involved kink lattice leads Lett levels limit MacDiarmid Mele modes Notice observed obtained optical parameter particular Peierls phase phonon Phys Physics points polaron polyacetylene polymers potential presented produced properties proposed represents respect Rice Schrieffer self-consistency shown single Solid soliton solution strongly structure temperature theory whereas yields