Relaxation in PolymersM. Pietralla, W. Pechhold |
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Page 143
... peak ( at comparatively low irr ) but never only HTR peak ; - IR - analysis and irr recovery curves for polymers deformed in the rubbery state clearly show that the HTR peak ( its appearance with deformation and disappearance with ...
... peak ( at comparatively low irr ) but never only HTR peak ; - IR - analysis and irr recovery curves for polymers deformed in the rubbery state clearly show that the HTR peak ( its appearance with deformation and disappearance with ...
Page 146
... peaks . Note again that HTR peak at recovery curves never appears without its precursor - LTR peak . Even more : if one take a deformed sample with a deformation level Edef > Ɛy ( two deformation recovery peaks will appear at this ...
... peaks . Note again that HTR peak at recovery curves never appears without its precursor - LTR peak . Even more : if one take a deformed sample with a deformation level Edef > Ɛy ( two deformation recovery peaks will appear at this ...
Page 240
... peak is not the shape of the pure Debye peak . It is broader than a pure Debye peak by several orders of magnitude . Therefore , mostly the relaxation time and activa- tion energy were considered as distributed . Some experimental ...
... peak is not the shape of the pure Debye peak . It is broader than a pure Debye peak by several orders of magnitude . Therefore , mostly the relaxation time and activa- tion energy were considered as distributed . Some experimental ...
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