1. School of Polymer Science and Engineering, The University of Southern Mississippi, Hattiesburg, Mississippi 39406, USA
2. Center for Nanophase Materials Sciences, Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831, USA
3. Department of Materials Science and Engineering, University of Tennessee, Knoxville, Tennessee 37996, USA
4. Neutron Scattering Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831, USA
5. Department of Chemical & Biomolecular Engineering, University of Tennessee, Knoxville, Tennessee 37996, USA
6. U.S. Army Engineer Research and Development Center, Vicksburg, Mississippi 39180, USA