Table of ContentsAcknowledgements ......................................................................................................................... iiAbstract ........................................................................................................................................... v1. Introduction ............................................................................................................................. 12. Theory ..................................................................................................................................... 82.1 Polymer ........................................................................................................................... 82.2 Neutron Scattering ........................................................................................................ 172.3 Dielectric Spectroscopy ................................................................................................ 252.4 Fast Field Cycling (FFC) Relaxometry ........................................................................ 283. Experimental Techniques...................................................................................................... 343.1 Small-Angle Neutron Scattering (SANS) ..................................................................... 343.2 Quasi-Elastic Neutron Scattering (QENS) .................................................................... 373.3 Dielectric Spectroscopy ................................................................................................ 433.4 Fast Field Cycling (FFC) Relaxometry ........................................................................ 444. Morphology........................................................................................................................... 484.1 Data Analysis ................................................................................................................ 484.2 Results and Discussion ................................................................................................. 535. Dynamics .............................................................................................................................. 855.1 Data Analysis ................................................................................................................ 855.2 Results and Discussion ................................................................................................. 936. Summary and Conclusion ................................................................................................... 147Appendix A. Supplementary Data for the Chapter Morphology ................................................ 152Appendix B. Supplementary Data for the Chapter Dynamics .................................................... 154Appendix C. Publication Agreement and Permission................................................................. 175References ................................................................................................................................... 176Vita .............................................................................................................................................. 191