Polymer Motion in Dense Systems: Proceedings of the Workshop, Grenoble, France, September 23-25, 1987Dieter Richter |
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Page 61
... frequency distribution . Above the Curie temperature , it is visible in the frequency distribution that several lattice modes move to lower frequencies , as already observed from Brillouin spectroscopy of the longitudinal acoustic modes ...
... frequency distribution . Above the Curie temperature , it is visible in the frequency distribution that several lattice modes move to lower frequencies , as already observed from Brillouin spectroscopy of the longitudinal acoustic modes ...
Page 160
... frequency . We note that for normal diffusion we had < Ar2 ( t ) > ~ t . The equality sign for the Rouse result holds for an arbitrary segment along the chain . Using Green function techniques recently Warner showed / 14 / that for end ...
... frequency . We note that for normal diffusion we had < Ar2 ( t ) > ~ t . The equality sign for the Rouse result holds for an arbitrary segment along the chain . Using Green function techniques recently Warner showed / 14 / that for end ...
Page 236
... frequency space is obtained as the Fourier transform of exp ( - ( at ) " ) . Offering two parameters , the frequency a and the line shape parameter n this function usually provides a good fit to the data without immediate physical ...
... frequency space is obtained as the Fourier transform of exp ( - ( at ) " ) . Offering two parameters , the frequency a and the line shape parameter n this function usually provides a good fit to the data without immediate physical ...
Contents
Local Motions in Bulk Polymers By L Monnerie J L Viovy | 2 |
Large Scale Motion Near the Glass Transition | 18 |
SynchrotronExcited Fluorescence Study of Local Dynamics in Bulk | 37 |
Copyright | |
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anisotropy autocorrelation function behaviour bond calculated Chem components concentration fluctuations conformational constraints copolymer correlation function corresponding crosslinking curve decay deformation density deuterated diffusion coefficient dynamic light scattering dynamics effect elastic energy entanglement equation experimental Figure fluorescence anisotropy frequency friction Fytas glass transition incoherent incoherent scattering interaction isotropic lattice length Lett light scattering linear lineshape Macromolecules matrix measurements mixture modes molecular weight molecules monomer motion neutron scattering observed obtained orientation P.G. de Gennes parameter PDMS Phys plot polybutadiene polymer blends polymer chain polymeric polystyrene predicted protonated quasielastic radius of gyration range rods rotational Rouse model rubber sample scale scattered intensity scattering experiments scattering function segments shows simulations small angle solid solution spectra spectrum spin spinodal spinodal decomposition structure factor T₁ techniques temperature dependence theoretical theory tion tube values vector viscoelastic volume