Center for Composite Materials - University of Delaware

Research Summary

Domain Characterization of UHMWPE Fibers and Exploration of Meso/Nanoscale Deformation Mechanisms

Authors: Preston B. McDaniel, Joseph M. Deitzel, John W. Gillespie, Jr.

Sub-Filament Mapping Across Length Scales

Key Morphological Features

Parallels in Crystal Structure and Fibril Morphology

Surface Morphology

Nanoindentation

Transverse Compression

Conclusions

• The sub-filament architecture has been mapped out through AFM and WAXD
• This information is now being used to better understand structure-property relationships at the meso/nanoscale

Acknowledgements

Research was sponsored by the Army Research Laboratory and was accomplished under Cooperative Agreement Number W911NF-12-2-0022. The views and conclusions contained in this document are those of the authors and should not be interpreted as representing the official policies, either expressed or implied, of the Army Research Laboratory or the U.S. Government. The U.S. Government is authorized to reproduce and distribute reprints for Government purposes notwithstanding any copyright notation herein.

302-831-8149 • info-ccm@udel.edu