1. Graduate Research Assistant, Advanced Structures and Composites Center, Univ. of Maine, 35 Flagstaff Rd., Orono, ME 04469-5793.
2. John C. Bridge Professor and Chair, Dept. of Civil and Environmental Engineering, Univ. of Maine, 5711 Boardman Hall, Orono, ME 04469-5711 (corresponding author).
3. Libra Assistant Professor, Dept. of Mechanical Engineering, Univ. of Maine, 5711 Boardman Hall, Orono, ME 04469-5711.
4. Ph.D. Candidate and Research Engineer, Advanced Structures and Composites Center, Univ. of Maine, 35 Flagstaff Rd., Orono, ME 04469-5793.