Relaxation in PolymersM. Pietralla, W. Pechhold |
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Page 188
... density was determined by the method of hydrostatic weighing . The Instron - 1122 and 1231 V - 10 instruments were used to determine the tensile strength of the films at the deforma- tion rate of 3.3.10-5 and 0.8.10-5 m.s - 1 ...
... density was determined by the method of hydrostatic weighing . The Instron - 1122 and 1231 V - 10 instruments were used to determine the tensile strength of the films at the deforma- tion rate of 3.3.10-5 and 0.8.10-5 m.s - 1 ...
Page 197
... density leads to a fluctuation of ther- mal expansion coefficient , and therefore heating leads to in- ternal stresses . These stresses create holes in the structure and are the main reason for glass transition . Have you mea- sured ...
... density leads to a fluctuation of ther- mal expansion coefficient , and therefore heating leads to in- ternal stresses . These stresses create holes in the structure and are the main reason for glass transition . Have you mea- sured ...
Page 210
... density , T is the second Piola - Kirch- hoff tensor related with the Cauchy stress tensor σ ac- cording to [ 20 ] σ ... density The simplest formulation of the free - energy density ( T , C ,, ) is obtained by defining the homogeneous ...
... density , T is the second Piola - Kirch- hoff tensor related with the Cauchy stress tensor σ ac- cording to [ 20 ] σ ... density The simplest formulation of the free - energy density ( T , C ,, ) is obtained by defining the homogeneous ...
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