1. Postdoctoral Research Associate, USDA Forest Products Laboratory, Madison, WI 53726 (corresponding author).
2. Harold H. Short Endowed Chair Professor, Dept. of Civil and Environmental Engineering, Colorado State Univ., Fort Collins, CO 80523-1372.
3. Research General Engineer, USDA Forest Products Laboratory, Madison, WI 53726.
4. Associate Professor, Dept. of Civil and Environmental Engineering, Colorado School of Mines, Golden, CO 80401. ORCID: