Relaxation in PolymersM. Pietralla, W. Pechhold |
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Page 192
... free volume and their time variations are given in Fig . 8. Within small times the free volume concentration only changes in the region close to the sample boundary . Central regions of the sample are only changed at considerably longer ...
... free volume and their time variations are given in Fig . 8. Within small times the free volume concentration only changes in the region close to the sample boundary . Central regions of the sample are only changed at considerably longer ...
Page 193
... volume relaxation may be dif- ferent . Unfortunately , the experimental data for well- founded conclusion are in deficiency . However , in any case ( at any values of DT ) the ... free volume at volume relaxation of amorphous polymers 193.
... volume relaxation may be dif- ferent . Unfortunately , the experimental data for well- founded conclusion are in deficiency . However , in any case ( at any values of DT ) the ... free volume at volume relaxation of amorphous polymers 193.
Page 197
... free energy than that in which the holes are distributed ran- domly ? ROZENBERG : In my opinion the sizes of free volume fluctuations are controlled by the rate of cooling ... free volume at volume relaxation of amorphous polymers 197.
... free energy than that in which the holes are distributed ran- domly ? ROZENBERG : In my opinion the sizes of free volume fluctuations are controlled by the rate of cooling ... free volume at volume relaxation of amorphous polymers 197.
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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Common terms and phrases
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