Conjugated Conducting PolymersHelmut G. Kiess, Dionys Baeriswyl |
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Page 256
... proton spin - lattice relaxation rate T1aw - 1 / 2 over the temperature range 4.2-295 K , where w is the proton Larmor 1 T1 ̈1 [ s1 ] 1000 100 10 ןדןדז wwwwww A T11 [ s1 ] wwwwww Δ 10 O -O-- O --- 4 D D 10 50 0.01 0.1 1 Pristine trans ...
... proton spin - lattice relaxation rate T1aw - 1 / 2 over the temperature range 4.2-295 K , where w is the proton Larmor 1 T1 ̈1 [ s1 ] 1000 100 10 ןדןדז wwwwww A T11 [ s1 ] wwwwww Δ 10 O -O-- O --- 4 D D 10 50 0.01 0.1 1 Pristine trans ...
Page 258
... proton concentrations . A similar strategy was adopted by Scott and Clarke [ 5.146 ] who measured 13C and 1H relaxation rates on 13C enriched / 1H diluted samples of trans- ( CH ) , as a function of frequency w . 13 1 1 Although proton ...
... proton concentrations . A similar strategy was adopted by Scott and Clarke [ 5.146 ] who measured 13C and 1H relaxation rates on 13C enriched / 1H diluted samples of trans- ( CH ) , as a function of frequency w . 13 1 1 Although proton ...
Page 260
... proton - proton dipolar interactions are modulated via thermal activation of the phenylene rings was seen to occur in Sect . 5.2.1 . The same mechanism seems to dictate the relaxation behaviour in the above experiment [ 5.151 ] . This ...
... proton - proton dipolar interactions are modulated via thermal activation of the phenylene rings was seen to occur in Sect . 5.2.1 . The same mechanism seems to dictate the relaxation behaviour in the above experiment [ 5.151 ] . This ...
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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