Relaxation in PolymersM. Pietralla, W. Pechhold |
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Page 123
... orientation distribution of the crystallographic a - axes to the poling field direction N. According to the changes of dipole orientation dur- ing poling the dipole axes of the ap - phase - crystallites have a changed orientation ...
... orientation distribution of the crystallographic a - axes to the poling field direction N. According to the changes of dipole orientation dur- ing poling the dipole axes of the ap - phase - crystallites have a changed orientation ...
Page 124
... orientation distribution due to poling is shown in Fig . 8 ( E = 150 MV / m ) as a representative example . Based on such pole figures the orientation distribution of the uniplanar - axial oriented dipoles along N - T was determined ...
... orientation distribution due to poling is shown in Fig . 8 ( E = 150 MV / m ) as a representative example . Based on such pole figures the orientation distribution of the uniplanar - axial oriented dipoles along N - T was determined ...
Page 125
... orientation distribution have been observed . Such changes can be found for field strengths > 60 MV / m . It has to be noticed that already at rela- tively small field strengths ( E < 80 MV / m ) a broad orientation range is involved in ...
... orientation distribution have been observed . Such changes can be found for field strengths > 60 MV / m . It has to be noticed that already at rela- tively small field strengths ( E < 80 MV / m ) a broad orientation range is involved in ...
Contents
Preface | 13 |
Dispersive and nondispersive transport processes in polymers | 45 |
Neutron spinecho investigations on the dynamics of polymer systems | 63 |
Copyright | |
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amorphous annealing behavior calculated changes charge carrier Chem Phys coefficient component concentration copolymer correlation function crosslinked crystalline crystallization curves dangling chains defects deformation density diacetylene dielectric dielectric relaxation diffusion dipole distribution dynamic elastic energy equation equilibrium experimental experiments factor film fluctuations free volume frequency glass transition glass transition temperature glassy polymers heating increase intensity interaction layer length linear Macromolecules measured mechanism melt mesomorphic mesophase mobility modes modulus molecular mass molecular weight molecules monomer motion neutron observed obtained orientation parameter PDES peak perature phase phonon Phys Rev plastic polarization polybutadiene Polym Sci polymer polymer chains polymeric properties PTTF PVDF radicals range region relaxation processes Rouse sample scale scattering segment shear shown in Fig spatial light modulator spectra spectrum spherulite structure T₁ temperature dependence theory thermal thermodynamic tion tube ture values viscoelastic viscosity