Relaxation in PolymersM. Pietralla, W. Pechhold |
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Page 53
... Neutron spin - echo spectroscopy allows the observation of long - range internal relaxation mechanisms of macromolecules simultaneously in space and time . Thereby , it facilitates a microscopic study of molecular models applied for the ...
... Neutron spin - echo spectroscopy allows the observation of long - range internal relaxation mechanisms of macromolecules simultaneously in space and time . Thereby , it facilitates a microscopic study of molecular models applied for the ...
Page 54
... neutron velocities of the incoming and scattered neutrons utilizing the Larmor precessions of the neutron spin in an external guide field . Since the neutron spin vector acts like the hand of an " internal clock " attached to each neutron ...
... neutron velocities of the incoming and scattered neutrons utilizing the Larmor precessions of the neutron spin in an external guide field . Since the neutron spin vector acts like the hand of an " internal clock " attached to each neutron ...
Page 164
... neutron scattering B. Frick Institut Laue - Langevin , Grenoble Cedex , France Abstract : The glass transition was studied on a simple backbone polymer , polybutadiene , using inelastic neutron scattering . We review our recent results ...
... neutron scattering B. Frick Institut Laue - Langevin , Grenoble Cedex , France Abstract : The glass transition was studied on a simple backbone polymer , polybutadiene , using inelastic neutron scattering . We review our recent results ...
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