PPT Slide
Introduction
Motivation
Introduction to KevlarŪ Fibers
Internal Structure of KevlarŪ Fibers: Crystallography
Internal Structure of KevlarŪ Fibers: Supramolecular Structures
Internal Structure of KevlarŪ Fibers: Questions
Dichroic Ratio: Data Acquisition
Dichroic Ratio: Definition
X-ray Micrographs of KevlarŪ Fibers
Carbon Edge NEXAFS Spectrum
Dichroic Ratio: Results at Carbon Edge
Nitrogen Edge Data From KevlarŪ 149
Oxygen Edge Data from KevlarŪ 149
Molecular Orbital Calculations
Dichroic Ratio ? Absolute Lateral Orientation
Absolute Lateral Orientation
Conclusions
Acknowledgments
Email: apsmith@eos.ncsu.edu