Relaxation in PolymersM. Pietralla, W. Pechhold |
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Page 96
... calculated for various cooling rates but for fixed heating rate ( 1 K / s ) J / A 1010 10 270 290 0,537 K / s 0,272 0,018 310 T / K 330 Fig . 4. TSD - a - peaks of PVAc measured with a heating rate of 6 K / min after cooling with ...
... calculated for various cooling rates but for fixed heating rate ( 1 K / s ) J / A 1010 10 270 290 0,537 K / s 0,272 0,018 310 T / K 330 Fig . 4. TSD - a - peaks of PVAc measured with a heating rate of 6 K / min after cooling with ...
Page 108
... calculated with help of the formula of Treloar approaches the inverse Langevin function for N → ∞ . The reason for the dif- ferences between the flexible and the rigid model is the different number of degrees of freedom . For the ...
... calculated with help of the formula of Treloar approaches the inverse Langevin function for N → ∞ . The reason for the dif- ferences between the flexible and the rigid model is the different number of degrees of freedom . For the ...
Page 204
... calculated by computing the spec- trum I ( q , w ) according to the Lin - Wang theory [ 13 ] by using the fit parameters ( cf. Fig . 5a ) to describe fr and I simultaneously . The spectrum was then analyzed by the procedure described by ...
... calculated by computing the spec- trum I ( q , w ) according to the Lin - Wang theory [ 13 ] by using the fit parameters ( cf. Fig . 5a ) to describe fr and I simultaneously . The spectrum was then analyzed by the procedure described by ...
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