Preface |
Methodology / Part I: |
Mechanical relaxation / 1: |
Regimes of behavior / 1.1: |
Superposition principle / 1.2: |
Relaxation modulus / 1.3: |
Simple stress relaxation / 1.4: |
Dynamic modulus / 1.5: |
Interconversion of stress relaxation and dynamic modulus / 1.6: |
Representation of the relaxation function: single relaxation time (SRT) / 1.7: |
Relaxations in polymeric materials tend to be "broad" / 1.8: |
Distribution of relaxation times / 1.9: |
Relaxation spectrum from E[subscript R](t) / 1.10: |
Creep compliance / 1.11: |
Dynamic compliance / 1.12: |
Representation of the retardation function / 1.13: |
Summary of the data transformations illustrated / 1.14: |
A brief summary of elasticity / Appendix A1: |
References |
Dielectric relaxation / 2: |
Dielectric permittivity / 2.1: |
Measurement of dielectric permittivity / 2.2: |
Time dependence of polarization: reorientation of permanent dipoles / 2.3: |
Polarization and permittivity in time dependent electric fields / 2.4: |
Empirical representations of the dielectric permittivity / 2.5: |
NMR spectroscopy / 3: |
NMR basics / 3.1: |
The pulsed NMR method / 3.2: |
NMR relaxation measurements / 3.3: |
NMR exchange spectroscopy / 3.4: |
Dynamic neutron scattering / 4: |
Neutron scattering basics / 4.1: |
Time-of-flight (TOF) and backscattering QENS / 4.2: |
Neutron spin echo (NSE) spectroscopy / 4.3: |
Molecular dynamics (MD) simulations of amorphous polymers / 5: |
A brief history of atomistic MD simulations of amorphous polymers / 5.1: |
The mechanics of MD simulations / 5.2: |
Studying relaxation processes using atomistic MD simulations / 5.3: |
Classical atomistic force fields / 5.4: |
Amorphous polymers / Part II: |
The primary transition region / 6: |
Mechanical vs. dielectric relaxation / 6.1: |
NMR relaxation / 6.4: |
Neutron scattering / 6.5: |
Secondary (subglass) relaxations / 7: |
Occurrence of mechanical and dielectric secondary processes / 7.1: |
Complexity and multiplicity of secondary processes / 7.2: |
Flexible side group motion as a source of secondary relaxation / 7.3: |
NMR spectroscopy studies of flexible side group motion / 7.4: |
The transition from melt to glass and its molecular basis / 8: |
Experimental description / 8.1: |
Molecular basis / 8.2: |
Complex systems / Part III: |
Semi-crystalline polymers / 9: |
Phase assignment / 9.1: |
Effect of crystal phase presence on amorphous fraction relaxation / 9.2: |
Relaxations in semi-crystalline polymers with a crystal phase relaxation / 9.3: |
NMR insights / 9.4: |
Miscible polymer blends / 10: |
Poly(isoprene)/poly(vinyl ethylene) (PI/PVE) blends / 10.1: |
Models for miscible blend dynamics / 10.2: |
MD simulations of model miscible blends / 10.3: |
PI/PVE blends revisited / 10.4: |
The Rouse model / Appendix AI: |
Formulation and normal modes / AI.1: |
Establishment of Rouse parameters for a real polymer / AI.2: |
The viscoelastic response of a Rouse chain / AI.3: |
Bead displacements and the coherent single-chain structure factor / AI.4: |
Site models for localized relaxation / Appendix AII: |
Dipolar relaxation in terms of site models / AII.1: |
Mechanical relaxation in terms of site models / AII.2: |
Index |
Amorphous Polymers |
Complex Systems |
The Rouse Model / Appendix 1: |
Preface |
Methodology / Part I: |
Mechanical relaxation / 1: |
Regimes of behavior / 1.1: |
Superposition principle / 1.2: |
Relaxation modulus / 1.3: |