Relaxation in PolymersM. Pietralla, W. Pechhold |
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Page 12
... molecular weight - dependent chain modes . The parameter characterizing the anisotropy of compo- nent A is the residual correlation a2 . If a2 would be zero , one would not be able to observe any molecular weight dependence by NMR ...
... molecular weight - dependent chain modes . The parameter characterizing the anisotropy of compo- nent A is the residual correlation a2 . If a2 would be zero , one would not be able to observe any molecular weight dependence by NMR ...
Page 85
... molecular weight . The scaling ex- ponent for the viscosity , which has been known since 1953 ( [ 5 ] , no ( exp . ) ~ M34 ) differs from this prediction and the difference has led to numerous controversies . In addition to the scaling ...
... molecular weight . The scaling ex- ponent for the viscosity , which has been known since 1953 ( [ 5 ] , no ( exp . ) ~ M34 ) differs from this prediction and the difference has led to numerous controversies . In addition to the scaling ...
Page 138
... weight - average molecular weight M , resp . arm - molecular weight for linear , resp . star - branched poly ( cis - 1,4 - isoprene ) , measured at a temperature of 320 K. ( △ ) : data reported by Adachi and Kotaka on linear poly ( cis ...
... weight - average molecular weight M , resp . arm - molecular weight for linear , resp . star - branched poly ( cis - 1,4 - isoprene ) , measured at a temperature of 320 K. ( △ ) : data reported by Adachi and Kotaka on linear poly ( cis ...
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